The AMRAD Newsletter is published bimonthly.
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McLean, Virginia 22106-6148
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Newsletter Index 2001 to Present
Year | Month | Title | Author | Call |
---|---|---|---|---|
2018 | Nov-Dec | Innovations in Computer-Aided Antenna Analysis, presentation summary by Dick Barth, W3HWN | Hughey, Steve D. | AK4R |
2018 | Nov-Dec | P25 - Public Safety, Presentation summarized by Dick Barth, W3HWN | Gray, Pat | KF4MTV |
2018 | Sep-Oct | Innovations in Computer-Aided Antenna Analysis, synopsis of a presentation by Stephen (Steve) D. Hughey, AK4R, at July 21, 2018 AMRAD meeting | Barth, Dick | W3HWH |
2018 | Sep-Oct | P25 - Public Safety Radio, synopsis of a presentation by Pat Gray, KF4MTV, at Aug. 2018 AMRAD meeting | Barth, Dick | W3HWN |
2018 | Jul-Aug | Winlink Express, An Inexpensive Digital HF Messaging System, synopsis of a presentation by Ken Heitner, WB4AKK at May 2018 AMRAD meeting | Barth, Dick | W3HWN |
2018 | Jul-Aug | Programming the Tytera MD2017 DMR HT, synopsis of presentation by Rob Bowers, KA0SER, at May 2018 AMRAD meeting | Barth, Dick | W3HWN |
2018 | Jul-Aug | Election of Officers on June 30 | AMRAD | AMRAD |
2018 | May-Jun | A Farewell to Frank Gentges, K0BRA (SK) | AMRAD | AMRAD |
2018 | May-Jun | You, Coax, and Smith, How to Draw and Use the Smith Chart, synopsis of presentation by Mike Toia, K3MT, at April 2018 AMRAD meeting | Barth, Dick | W3HWN |
2018 | May-Jun | The N0GSG DMR Contact Manager, synopsis of presentation by Tom A. Wheeler, N0GSG, at March 2018 AMRAD meeting | Barth, Dick | W3HWN |
2018 | Mar-Apr | Minutes of Annual AMRAD meeting | Barth, Dick | W3HWN |
2018 | Mar-Apr | Amateur Radio Communications in Puerto Rico After Hurricane Maria, summary of presentation by Gary Sessums, KC5QCN at Feb.2018 AMRAD meeting | Barth, Dick | W3HWN |
2018 | Jan-Feb | What IS a Radio Antenna, synopsis of a presentation by Michael Toia, K3MT at Dec.2017 AMRAD meeting | Barth, Dick | W3HWN |
2018 | Jan-Feb | An Introduction to HF Ionospheric Radio Propagation, synopsis of presentation by Michael Toia, K3MT, at Dec.2017 AMRAD meeting | Barth, Dick | W3HWN |
2017 | Nov-Dec | Amateur Licensing for Operations on LF/MF | Fox, Terry | N4TLF |
2017 | Nov-Dec | The World of Low-cost SDR, synopsis of presentation by Carl Laufer at 2017 Dayton Hamvention | Barth, Dick | W3HWN |
2017 | Sep-Oct | APRS-IS and the Internet of Things | Berger, Karl | W4KRL |
2017 | Jul-Aug | A Broadband Noise Generator, Synopsis of a presentation by Pete McNeil, KF4HCW | Barth, Dick | W3HWN |
2017 | Jul-Aug | DDS Fun, Part 4. My Quest to Beat Nyquist | Fox, Terry | N4TLF |
2017 | Jul-Aug | Yaesu's System Fusion and C4FM, Synopsis of presentation by Cory Sickles, WA3UVV at June 2017 AMRAD meeting | Barth, Dick | W3HWN |
2017 | May-Jun | Synopsis of presentation on WSJT-X with a Raspberry Pi, by Howard Cunningham, WD5DBC, at April 2017 meeting | Barth, Dick | W3HWN |
2017 | May-Jun | Synopsis of Presentation on Digital Mobile Radio, by John Sichert, KA3LAO, at March 2017 meeting | Barth, Dick | W3HWN |
2017 | May-Jun | Minutes of BOD Meeting, March 18, 2017 | Fenn, William | N4TS |
2017 | May-Jun | Minutes of Annual Meeting, December 8, 2016 | Fenn, William | N4TS |
2017 | Mar-Apr | DDS Fun Part 3. Putting your Arduino/AD9850 in the Fast Lane | Fox, Terry | N4TLF |
2017 | Mar-Apr | Synopsis of Presentation at January AMRAD meeting by Reginald Eisenblatt on The BooyaBoard SDR Board | Barth, Dick | W3HWN |
2017 | Jan-Feb | 2016 Annual Business Meeting notes | Editor, Newsletter | W3HWN |
2017 | Jan-Feb | DDS Basics - Some Background Part 2, Practical Information | Fox, Terry | N4TLF |
2016 | Nov-Dec | Synopsis of Presentation at September AMRAD meeting by Howard Cunningham, WD5DBC on Amateur Radio Support of the Marine Corps Marathon | Barth, Dick | W3HWN |
2016 | Nov-Dec | Synopsis of Presentation at November AMRAD meeting by Ethan Waldo, KH5UFH on The Space Blimp | Barth, Dick | W3HWN |
2016 | Sep-Oct | Direst Digital Synthesis (DDS) Basics, Part 1 | Fox, Terry | N4TLF |
2016 | Sep-Oct | Synopsis of Presentation at July AMRAD meeting by Mike Dannhardt, KA4CDN and Pete Hadley, K6BFA on Field Day 2016 with the VWS | Barth, Dick | W3HWN |
2016 | Jul-Aug | Synopsis of presentation at June 2016 meeting by Rob Williams, KJ4LWN, Air Traffic Control: ADS-B | Barth, Dick | W3HWN |
2016 | Jul-Aug | Synopsis of Presentation at 2016 Dayton Hamvention by Frank J. Beafore, WS8B, Propagation: Science and Study of radio Wave Reflection, etc | Barth, Dick | W3HWN |
2016 | May-Jun | Synopsis of Presentation by Ross Young, KM4HIL on Bluetooth (Apr 2016 meeting) | Barth, Dick | W3HWN |
2016 | May-Jun | Synopsis of Presentation by Frank Gentges, K0BRA on The AMRAD LF Antenna (Mar 2016 meeting) | Barth, Dick | W3HWN |
2016 | Mar-Apr | Synopsis of Presentation by Ken Jamrogowicz, KE2N, on The Mid-Atlantic IP Network - An Update (Feb 2016 meeting) | Barth, Dick | W3HWN |
2016 | Mar-Apr | Synopsis of Presentation by Mark Kanawati, N4TPY on A Satellite Project (Sep 2015 meeting) | Barth, Dick | W3HWN |
2016 | Mar-Apr | Minutes of Annual Meeting January 11, 2016 | Fenn, William F. | N4TS |
2016 | Jan - Feb | Synopsis of Presentation by Joh Bailey, KC4BQI, on Computer Security | Barth, Dick | W3HWN |
2016 | Jan- Feb | Second Sporadic Crossword Puzzle answer | Barth, Dick | W3HWN |
2016 | Jan - Feb | Synopsis of Presentation by Kevin Barth, K3BAR on Community Emergency Response Team (CERT) | Barth, Dick | W3HWN |
2015 | Nov - Dec | Synopsis of Presentation by George LeMaster, WB5OYP, FCC NPRM on Low Frequency use by Amateur Radio | Barth, Dick | W3HWN |
2015 | Nov - Dec | Synopsis of Presentation by George LeMaster, WB5OYP, LF Transmit Antennas Using Simple Formulas, Part I | Barth, Dick | W3HWM |
2015 | Nov - Dec | The Second Sporadic AMRAD Crossword Puzzle | Barth, Dick | W3HWN |
2015 | Sept - Oct | Synopsis of presentation by Ross Young, KNM4HIL, Thrifty Amateur Radio | Barth, Dick | W3HWN |
2015 | Sept - Oct | Synopsis of presentation by Pete McNeil, KF4HCW, Digital Modulation Description Language (DMDL) | Barth, Dick | W3HWN |
2015 | Sept - Oct | A New LF Allocation for Amateur Radio - AMRAD Comments to FCC | LeMaster, George | WB5OYP |
2015 | Sept - Oct | Minutes of Board of Directors, Aug. 1, 2015 | Barth, Dick | W3HWN |
2015 | Jul - Aug 40th Anniv Issue | Pictures of 40th Anniversary Dinner | ||
2015 | Jul - Aug | Synopsis of presentation by Bill Fenn, N4TS, Highlights from the History of AMRAD | Barth, Dick | W3HWN |
2015 | Jul - Aug | Synopsis of presentation by Mark Kanawati, N4TPY, Satellite Communications | Barth, Dick | W3HWN |
2015 | Jul - Aug | Synopsis of presentation by Bob Bruninga, WB4APR, Solar Power | Barth, Dick | W3HWN |
2015 | Jul - Aug | The Handicapped Educational Exchange (HEX) | Bath, Dick | W3HWN |
2015 | May - Jun | Synopsis of presentation by Bill Liles, NQ6Z, "Solar Eclipse and Propagation" | Barth, Dick | W3HWN |
2015 | May - Jun | AMRAD 40th Anniversary Dinner notice | ||
2015 | Mar - Apr | Synopsis of presentation by Brennan Price, N4QX, "Preparations for WARC-15, the 2015 World Radiocommunicarions Conference" | Barth, Dick | W3HWN |
2015 | Mar - Apr | Synopsis of presentation by John Huggins, KX4O, "Analysis and Design of the J-pole Antenna" | Barth, Dick | W3HWN |
2015 | Mar - Apr | Minutes of February 14, 2015 Board Meeting | Berger, Karl | W4KRL |
2015 | Jan - Feb | A Thermal Camera Addition for iPhone and MotoX | Gentges, Frank | K0BRA |
2015 | Jan - Feb | Synopsis of presentation by Karl Berger, W4KRL, "An Arduino-based Morse Decoder" | Barth, Dick | W3HWN |
2015 | Jan -Feb | Minutes of December 10, 2014 Annual Meeting | Berger, Karl | W4KRL |
2015 | Jan - Feb | Andre Kesteloot Passing | ||
2014 | Nov - Dec | Minutes of October 11, 2014 Board Meeting | Berger, Karl | W4KRL |
2014 | Nov - Dec | AMRAD's Twitter Feed | Berger, Karl | W4KRL |
2014 | Nov - Dec | Photos of Equipment from the AWA Museum | ||
2014 | Nov - Dec | The Antique Wireless Society | Mooney, Paul J. | K4KRE |
2014 | Nov - Dec | The AMRAD Crossword | Fenn, Bill | N4TS |
2014 | Sep - Oct | Synopsis of presentation by Ron Payne, WA6YOU, "Operating as DX from Outside the USA" | Barth, Dick | W3HWN |
2014 | Sep - Oct | Likely HF Interference from Wind Farms in Great Britain | Kesteloot, Andre | N4ICK |
2014 | Sep - Oct | Synopsis of presentation by Ray Cole, K4GAA, "Cave Communications?" | Barth, Dick | W3HWN |
2014 | Jul - Aug | Minutes of May 24, 2014 Board Meeting | Berger, Karl | W4KRL |
2014 | Jul - Aug | Founding Member Paul Rinaldo, W4RI, Elected as President Emeritus | ||
2014 | Jul - Aug | Board Resolution | Berger, Karl | W4KRL |
2014 | Jul - Aug | The Doomsday Machine: The HP8655A Spectrum Analyzer | Gentges, Frank | KØBRA |
2014 | Jul - Aug | The Northern Virginian Peasant Algorithm | Kesteloot, André | N4ICK |
2014 | Jul - Aug | Amateur Radio Computer Compatible Networks | Elkin, Keith | KB3TCB |
2014 | May - Jun | "Synchronizing an Amateur Radio Frequency Hopping Spread-Spectrum System" | Kesteloot, André | N4ICK |
2014 | May - Jun | Synopsis of presentation by Karl Berger, W4KRL, "Arduino Motor Control" | Barth, Dick | W3HWN |
2014 | May - Jun | AMRAD at the 2014 Vienna Wireless Winterfest | ||
2014 | Mar - Apr | An Arduino-BAsed Servo Panel Meter | Berger, Karl | W4KRL |
2014 | Mar - Apr | Synopsis of presentation by Frank Gentges, K0BRA, "Rubidium Frequency Standards" | Barth, Dick | W3HWN |
2014 | Jan - Feb | A Spread-Spectrum Frequency-Hopping Transmitter Module | Kesteloot, André | N4ICK |
2014 | Jan - Feb | Dip into the Archives - 100 Years of Amateur Aerials" | Liles, Bill | NQ6Z |
2014 | Jan - Feb | AMRAD 2013 Party Photos | ||
2013 | Nov - Dec | A Wide-Band Amplifier for the AD9850 Module | Kesteloot, Andre | N4ICK |
2013 | Nov - Dec | Synopsis of presentation by Karl Berger, W4KRL, "Resistive SWR Bridge for Microcontrollers" | Barth, Dick | W3HWN |
2013 | Nov - Dec | Synopsis of presentation by Ron Payne, WA6YOU, "Coax Connectors; the Intimidating Interface - Crimping" | Barth, Dick | W3HWN |
2013 | Nov - Dec | Synopsis of presentation by Mark Braunstein, WA4KFZ, "Milled PC Boards" | Barth, Dick | W3HWN |
2013 | Sep - Oct | Synopsis of presentation by Frank Eliot, W3WAG, "Weak Signal Detection and Earth Antennas" | Barth, Dick | W3HWN |
2013 | Sep - Oct | Story about Electric Lights | Feinstein, Hal | WB3KDU |
2013 | Sep - Oct | HF Digital Voice with FreeDV | Bottoms, Maitland | AA4HS |
2013 | Jul - Aug | Synopsis of presentation by Terry McCarty, WA5NTI, "JT65a - A Minimalist's Error-free Ham Radio Protocol" | Barth, Dick | W3HWN |
2013 | Jul - Aug | Synopsis of presentation by Andre Kesteloot, N4ICK, "An Arduino-Based DFVW Beacon" | Barth, Dick | W3HWN |
2013 | Jul - Aug | Synopsis of presentation by Karl Berger, W4KRL, "Adventures with the Arduino" | Barth, Dick | W3HWN |
2013 | May - Jun | David Wilson Borden, K8MMO (SK) | ||
2013 | May - Jun | An RF Transmitter Project that Uses The Raspberry Pi" | Feinstein, Hal | WB3KDU |
2013 | May - Jun | Synopsis of April 2013 presentation by Ron Payne, WA6YOU, "Over-the-Air Digital Television and Field-Expedient TV Antennas" | Barth, Dick | W3HWN |
2013 | May - Jun | Review of "Ham Radio for Arduino and PICAXE, Edited by Leigh Klotz Jr. WA5ZNU" | Berger, Karl | W4KRL |
2013 | May - Jun | Synopsis of March 2013 presentation by Andrea Hartlage, KG4IUM, "Involving Youth in Ham Radio and A Look Inside the ARRL Board Room" | Barth, Dick | W3HWN |
2013 | Mar - Apr | Vienna Wireless Winterfest Photos | ||
2013 | Mar - Apr | AMRAD Minutes of January 19, 2013 Board Meeting | Berger, Karl | W4KRL |
2013 | Mar - Apr | Synopsis of February 2013 presentation by Paul Mooney, K4KRE, "An Experimental SDR Project" | Barth, Dick | W3HWN |
2013 | Mar - Apr | Op-Amp Development Kit | Berger, Karl | W4KRL |
2013 | Mar - Apr | HUMOR - An AMRAD Microprocessor Project | Time, Paul Justin | J1NTM |
2013 | Mar - Apr | Synopsis of January 2013 presentation by Jim Veatch, WA3EUJ, "ARRL Homebrew Challenges" | Barth, Dick | W3HWN |
2013 | Jan - Feb | AMRAD December 13, 2012 Minutes of Annual Meeting | Berger, Karl | W4KRL |
2013 | Jan - Feb | Synopsis of November 2012 presentation by AndréKesteloot, N4ICK, "A 40-Meter Class E Rig", and George Lemaster, WB5OYP, "Non-Linear Effects" | Barth, Dick | W3HWN |
2013 | Jan - Feb | Glenn Baumgartner's Moon Bounce | Mooney, Paul J. | K4KRE |
2013 | Jan - Feb | AMRAD 2012 Financial Report, Presented at 2012 Annual Meeting | Bottoms, Maitland | AA4HS |
2012 | Nov - Dec | Arduino Fun | Fox, Terry | WB4JFI |
2012 | Nov - Dec | A Low-Cost Introduction to Software Defined Radio | Mooney, Paul J. | K4KRE |
2012 | Nov - Dec | Synopsis of Sept. 2012 presentation by John Donaldson, AB8YZ,"Applications of HSMM-MESH" | Barth, Dick | W3HWN |
2012 | Sep - Oct | Synopsis of August 2012 presentation by Bob Sullivan, W0YVA,"Boat Anchor Restoration" | Barth, Dick | W3HWN |
2012 | Sep - Oct | Joe Novak, K4OVK (SK) | ||
2012 | Sep - Oct | Synopsis of June 2012 presentation by Sir Richard OÂNeill, Wizard (a.k.a. KB3RSJ),"How to Make a Crystal Set" | Barth, Dick | W3HWN |
2012 | Sep - Oct | Synopsis of May 2012 presentation by Kevin Whipp, W3KDW, David Bern, W2LNX and Vic Nardo, WB2U,"HSMM-MESH" | Barth, Dick | W3HWN |
2012 | Sep - Oct | Picture of ARRL Stand at Berryville 2012 Hamfest | ||
2012 | Jul - Aug | Synopsis of March 2012 presentation by Terry McCarty, WA5NTI, "Automating a Ham Station (DXLab)" | Barth, Dick | W3HWN |
2012 | Jul - Aug | A Dollar Store Boost Mode Converter for LED Bulbs | Berger, Karl | W4KRL |
2012 | Jul - Aug | Synopsis of April 2012 presentation by Brennan Price, N4QX, "WARC-12 and a Possible domestic Allocation at 472-479 kHz" | Barth, Dick | W3HWN |
2012 | May - Jun | Further to the ABC of uPs | Kesteloot, André | N4ICK |
2012 | May - Jun | AMRAD Displays SMT Soldering at the National Electronics Museum Robot Fest | Fenn, Bill | N4TS |
2012 | May - Jun | Synopsis of Jan. 2012 presentation by Greg LeSage, N6LYU, "The Terminated Folded Dipole (T2FD) Antenna" | Barth, Dick | W3HWN |
2012 | May - Jun | Review: "The Spiratronics Picaxe Dice Project Kit" | York, David | K9KUB |
2012 | May - Jun | Reprint, "Practical Radio Ideas, misc tube and other" | ||
2012 | May - Jun | Photo: AMRAD Gang One Saturday at Tacos | ||
2012 | May - Jun | Adding an Auxiliary Input to a Bose SoundDock | Kesteloot, André | N4ICK |
2012 | May - Jun | Basic OFDM | Feinstein, Hal | WB3KDU |
2012 | May - Jun | Unconditional Stability of Design (continued) | Rinaldo, Paul | W4RI |
2012 | May - Jun | The ABC of uPs | Kesteloot, André | N4ICK |
2012 | Jan - Feb | Synopsis of November 2011 presentation by Dr. Michael King, "Software Defined Radio Systems" | Barth, Dick | W3HWN |
2012 | Jan - Feb | Minutes of AMRAD Annual Meeting, December 15, 2011 | Berger, Karl | W4KRL |
2012 | Jan - Feb | Treasurer's Report, December 15, 2011 | Bottoms, Maitland | AA4HS |
2012 | Jan - Feb | Designing for Unconditional Stability | Rinaldo, Paul | W4RI |
2011 | Nov - Dec | Synopsis of October 2011 presentation by Bill Fenn, W4TS and Paul Rinaldo, W4RI,"Digital Amateur Television" | Barth, Dick | W3HWN |
2011 | Nov - Dec | A Dollar Store Switch Mode Power Supply | Berger, Karl | W4KRL |
2011 | Nov - Dec | SDR CUBE - Follow-Up | Fox, Terry | WB4JFI |
2011 | Sep - Oct | The Saga of W3U | Fenn, Bill & Barth, Dick | N4TS & W3HWN |
2011 | Sep - Oct | I'll Have My SDR To Go, along with a bag of chips | Fox, Terry | WB4JFI |
2011 | Sep - Oct | SDR CUBE - An Initial Overview | Fox, Terry | WB4JFI |
2011 | Sep - Oct | AMRAD at the 2011 ARRL Field Day | Gentges, Frank & Fenn, Bill | KØBRA & N4TS |
2011 | Sep - Oct | Adding RF Level Control to FPGA Signal Generator | Fox, Terry | WB4JFI |
2011 | Jul - Aug | Dick Barth Synopsis of June 2011 presentation by Christopher Patton, W3CUM/DC006, "SKYWARN" | Barth, Dick | W3HWN |
2011 | Jul - Aug | Synopsis of May 2011 presentation by Terry Fox, WB4JFI, "Update on AMRAD: Charleston Chapter, Projects"(via Skype) | ||
2011 | May - Jun | FPGAs Verilog Programming Basics | Fox, Terry | WB4JFI |
2011 | May - Jun | AMRAD Field Trip to WMAL Transmitter Site | ||
2011 | May - Jun | Yes, Virginia. There is Life after AMRAD | Gentges, Frank | K0BRA |
2011 | May - Jun | Synopsis of Feb. 2011 presentation by Mike Toia, K3MT, "HF Antennas Close to the Ground-the Grass Wire Antenna" | Barth, Dick | W3HWN |
2011 | Mar - Apr | Synopsis of Jan. 2011 presentation by Bill Fenn, N4TS, and Frank Gentges, KØBRA, "Cooking with SMDs" | Barth, Dick | W3HWN |
2011 | Mar - Apr | FPGAs Verilog Programming Basics | Fox, Terry | WB4JFI |
2011 | Mar - Apr | AMRAD at Orlando Hamcation | Gentges, Frank | KØBRA |
2011 | Jan - Feb | AMRAD Minutes of Annual Meeting, Dec. 14, 2010 | ||
2011 | Jan - Feb | FPGAs from Dummies | Fox, Terry | WB4JFI |
2011 | Jan - Feb | AMRAD Minutes of Board Meeting, December 18, 2010 | ||
2011 | Jan - Feb | Synopsis of Nov.2010 presentation by Doug Lindsey, KB3HER, "SHARES, MARS and Emergency Communications" | Barth, Dick | W3HWN |
2011 | Jan - Feb | Synopsis of Oct. 2010 presentation by Terry Fox, WB4JFI, "Developments in SDR: The Charleston Receiver and Quisk"(via Skype) | Barth, Dick | W3HWN |
2010 | Nov - Dec | Photo Gallery of Green Bank Visit | ||
2010 | Nov - Dec | Synopsis of presentation by Andrew Clegg, W4JE, "The PERSEUS SDR Receiver" | Barth, Dick | W3HWN |
2010 | Nov - Dec | Charleston Receiver and Quisk | Fox, Terry | WB4JFI |
2010 | Nov - Dec | Synopsis of presentation by Maitland Bottoms, AA4HS, "Radio over Internet Protocols, AMRAD Repeater Enhancements" | Barth, Dick | W3HWN |
2010 | Sep - Oct | WSPR as an Emergency Status Beacon in Major Disasters: A Proposal | Mitz, Andrew | WA3LTJ |
2010 | Sep - Oct | Synopsis of presentation by Paul Rinaldo, W4RI, "Radio Propagation Prediction Methods" | Barth, Dick | W3HWN |
2010 | Jul - Aug | iSDR: Now There's an App for That! | Fox, Terry | WB4JFI |
2010 | Jul - Aug | Through the Charleston Receiver, Quiskly | Fox, Terry | WB4JFI |
2010 | Jul - Aug | Synopsis of presentation by Greg P. Le Sage, N6LYU, "The Automatic Z-Match Tuner" | Barth, Dick | W3HWN |
2010 | May - Jun | Synopsis of presentation by Greg P. Le Sage, N6LYU, "The L-Network Impedence Matcher" | Barth, Dick | W3HWN |
2010 | May - Jun | Synopsis of presentation by Steve Stearns, K6OIK, "The Smith Chart and its use in Matching Antennas..." | Barth, Dick | W3HWN |
2010 | May - Jun | Charleston SDR Receiver Software - HELP WANTED! | Fox, Terry | WB4JFI |
2010 | Mar - Apr | Synopsis of presentation by Mark Kanawati, N4TPY, "Texas-A Technical eXchange on AIS via Satellite" | Barth, Dick | W3HWN |
2010 | Mar - Apr | Roger A. Geesey, KG4IRH, SK | ||
2010 | Jan - Feb | AMRAD Minutes of Board Meeting, Dec. 12, 2009 | ||
2010 | Jan - Feb | Synopsis of presentation by Ron Payne, WA6YOU, "Field-Expedient Antennas" | Barth, Dick | W3HWN |
2010 | Jan - Feb | IRLP on the AMRAD Repeater | Gentges, Frank | KØBRA |
2010 | Jan - Feb | An Arduino Project | Mooney, Paul | K4KRE |
2009 | Nov - Dec | Randy Mays, WA6RAM, SK | Kesteloot, André | N4ICK |
2009 | Nov - Dec | Charleston Group Build | Gentges, Frank | KØBRA |
2009 | Nov - Dec | Synopsis of presentation by Dr. Joe White, WB4OLN, "Time and Frequency Transfer Using TV Signals" | Barth, Dick | W3HWN |
2009 | Nov - Dec | Is the FPGA the signal processing implementation of the future? | Gentges, Frank | KØBRA |
2009 | Sep - Oct | Charleston Exciter for Nexys2 FPGA Board | Fox, Terry | WB4JFI |
2009 | Sep - Oct | Synopsis of presentation by Bill Fenn, N4TS, "The Transition to Digital TV and the ATSC Format" | Barth, Dick | W3HWN |
2009 | Sep - Oct | Surplus Rubidium Frequency Standards | Gentges, Frank | KØBRA |
2009 | Jul - Aug | Synopsis of presentation by Hal Feinstein, WB3KDU, "Fiber Optic Communications" | Barth, Dick | W3HWN |
2009 | Jul - Aug | Charleston SDR Receiver | Fox, Terry | WB4JFI |
2009 | Jul - Aug | Minutes of the June 6, 2009 AMRAD Board Meeting | ||
2009 | May - Jun | Digital Sampling Oscilloscope Review | Gentges, Frank | KØBRA |
2009 | May - Jun | Synopsis of presentation by Greg P. Le Sage, N6LYU, "RF Linear Electron Accelerators" | Barth, Dick | W3HWN |
2009 | Mar - Apr | Synopsis of presentation by Frederick H.(Fritz) Raab, W1FR, "WD2SXH -- The ARRL 500kHz Experiment" | Barth, Dick | W3HWN |
2009 | Mar - Apr | Synopsis of presentation by Rob Seastrom, AI4UC, and Maitland Bottoms, AA4HS, "Implementation of the AMRAD Wiki" | Barth, Dick | W3HWN |
2009 | Jan - Feb | Summary of AMRAD Meeting, December 6 | ||
2009 | Jan - Feb | Photo-Electric Amplifier (PEA) | Franke, John M. | WA4WDL |
2009 | Jan - Feb | Synopsis of presentation by Rob Seastrom, AI4UC, "An AMRAD Wiki" | Barth, Dick | W3HWN |
2009 | Jan - Feb | Feeding my iPhone | Kesteloot, André | N4ICK |
2008 | Nov - Dec | Synopsis of presentation by R.C. Hansen, "Matching Electrically Short Antennas" | Barth, Dick | W3HWN |
2008 | Nov - Dec | Synopsis of presentation by Greg P. Le Sage, N6LYU, "RF Skywave Propagation" | Barth, Dick | W3HWN |
2008 | Sep - Oct | A Taste of Radio Astronomy | Feinstein, Hal | WB3KDU |
2008 | Sep - Oct | Radios for an AMRAD Six-meter Project | Chisena, Mike | KA2ZEV |
2008 | Jul - Aug | Pictures of AMRAD presence at Dayton and Skip Pratt's QTH | ||
2008 | Jul - Aug | Synopsis of presentation by Tom Lauzon, P.E., KI4AFE, "RF Exposure Calculations for Hams" | Barth, Dick | W3HWN |
2008 | Jul - Aug | AMRAD Board of Directors June 7, 2008 Meeting | ||
2008 | Jul - Aug | Essential Features for Emergency F1/F1 Operations | Mitz, Andrew | WA3LTJ |
2008 | May - Jun | The Parakeet, a Repeater Controller for Emergency F1/F1 Operation | Kesteloot, André | N4ICK |
2008 | May - Jun | SDR-F Hardware Design - 2008 Update | Fox, Terry | WB4JFI |
2008 | May - Jun | Synopsis of presentation by Bob Bruninga, WB4APR, "APRS, the Automatic Packet Reporting System" | Barth, Dick | W3HWN |
2008 | Mar - Apr | APRS Meteor Scatter Email System | Bruninga, Bob | WB4APR |
2008 | Mar - Apr | Synopsis of presentation by Paul Najarian, "The Intelligent Transportation System" | Barth, Dick | W3HWN |
2008 | Mar - Apr | Software Defined Radio | Gentges, Frank | KØBRA |
2008 | Jan - Feb | Summary of 2007 Annual Meeting | ||
2008 | Jan - Feb | Treasurer's Report 2007 | ||
2008 | Jan - Feb | An Interview with David Brainerd, WB6DHW | ||
2008 | Jan - Feb | A Review of Basic Error Correcting Codes | Feinstein, Hal | WB3KDU |
2007 | Nov - Dec | Synopsis of presentation by Andrew Clegg, W4JE, "Radio Astronomy" | Barth, Dick | W3HWN |
2007 | Sep - Oct | A Low Voltage-drop Reverse Voltage Protection Scheme | Kesteloot, André | N4ICK |
2007 | Sep - Oct | AMRAD Bench at ARRL HQ | Rinaldo, Paul | W4RI |
2007 | Sep - Oct | Synopsis of presentation by David Kuraner, K2DK, "Restoration of Vintage Ham Equipment" | Barth, Dick | W3HWN |
2007 | Sep - Oct | Marius Novi, WB4ENI, SK | ||
2007 | Sep - Oct | Synopsis of presentation by Dennis Sweeney, WA4LPR, "Beyond the Cell Phone: Wireless Widgets and Part 15" | Barth, Dick | W3HWN |
2007 | Jul - Aug | Prototype DDS and QSD Board | Fox, Terry | WB4JFI |
2007 | Jul - Aug | Synopsis of presentation by Robert J. Fontana, AK3Y, "Ultra-Wideband Technology - An Update" | Barth, Dick | W3HWN |
2007 | May - Jun | An SDR Hardware Design Example - SDR-F | Fox, Terry | WB4JFI |
2007 | May - Jun | Synopsis of presentation by Frank Gentges, KØBRA, "Software Defined Radios (SDR)" | Barth, Dick | W3HWN |
2007 | May - Jun | The Garmin Placer GPS 455-DR | Barth, Dick | W3HWN |
2007 | Mar - Apr | Synopsis of presentation by Maj. Gen. (USA, Ret) Charles G. (Chuck) Sutten Jr. "Tactical Communications | Barth, Dick | W3HWN |
2007 | Mar - Apr | An Operator's Perspective, 1956-2006 | ||
2007 | Mar - Apr | Synopsis of presentation by Hal Feinstein, WB3KDU, "Ad Hoc Mobile Networks - Networks Without an Infrastructure" | Barth, Dick | W3HWN |
2007 | Mar - Apr | The Biggest Junk Box in the World | Cullen, Bill | W8MAU |
2007 | Mar - Apr | Yet Another Morse Code generator/Ider | Kesteloot, André | N4ICK |
2007 | Mar - Apr | Report from the Winterfest | ||
2007 | Jan - Feb | Sound Cards, SoftRocks, and SDRs | Fox, Terry | WB4JFI |
2007 | Jan - Feb | An UpConverter for the 500kHz Band | Kesteloot, André | N4ICK |
2007 | Jan - Feb | Minutes of Annual Meeting, and Treasurer's Report 2007 | ||
2006 | Nov - Dec | Synopsis of presentation by Paul Rinaldo, W4RI, "Amateur Preparations for WARC-07" | Barth, Dick | W3HWN |
2006 | Nov - Dec | Expanded Scale Voltmeter | Berger, Karl | W4KRL |
2006 | Nov - Dec | Zero Beat? | Kesteloot, André | N4ICK |
2006 | Sep - Oct | Synopsis of presentation by Byron "Bo" Genner, Lucent, "Next Generation Networks: 3G and IMS" | Barth, Dick | W3HWN |
2006 | Sep - Oct | Circularly Polarized Antenna for HF | Bruhns, Bob | WA3WDR |
2006 | Sep - Oct | A 100 Watt CW Transmitter for the 500kHz Band | Kesteloot, André | N4ICK |
2006 | Jul - Aug | AMRAD Board of Directors Elects Terry Fox, WB4JFI, as President Emeritus | ||
2006 | Jul - Aug | Synopsis of presentation by Dick Parks, "Non-Cooperative Target Recognition (NCTR)" | Barth, Dick | W3HWN |
2006 | Jul - Aug | Synopsis of presentation by Mike Toia, K3MT, "Understanding Antennas - a Mostly Math-free Approach" | Barth, Dick | W3HWN |
2006 | Jul - Aug | Off to the Races | Barth, Dick | W3HWN |
2006 | Jul - Aug | Synopsis of presentation by Terry Fox, WB4JFI, and Hal Feinstein, WB3KDU, "An Appreciation, and Plans for the Future" | Barth, Dick | W3HWN |
2006 | May - Jun | 136kHz Propagation Update | Melia, Alan | G3NYK |
2006 | May - Jun | Transmitter/Driver for 136kHz | O'Conner, Finbar | EI0CF |
2006 | May - Jun | When Neatness Counts | O'Dell, Mike | N4NLN |
2006 | May - Jun | An Oven For Your Experiments | Kesteloot, André | N4ICK |
2006 | Mar - Apr | The AMRAD Active Antenna After Five Years | Gentges, Frank | KØBRA |
2006 | Mar - Apr | Synopsis of presentation by Dennis Sweeney, WA4LPR, "GPS-Locked Frequency Standard" | Barth, Dick | W3HWN |
2006 | Mar - Apr | Synopsis of presentation by Paul Mooney, K4KRE, "Crystal Receiving Sets (slides)" | Barth, Dick | W3HWN |
2006 | Jan - Feb | Synopsis of presentation by , "Operating tubes at Low Plate Voltages" | Barth, Dick | W3HWN |
2006 | Jan - Feb | Synopsis of presentation by Ian McFadyen, KI4HLV, "AMRAD Participation in the 2005 Marine Corps Marathon" | Barth, Dick | W3HWN |
2006 | Jan - Feb | AMRAD Annual Meeting Report and Treasurer's Summary Report | ||
2005 | Nov - Dec | The Xero-Point: Feeding a Dipole With Coax Without a Balun | Bruhns, Bob | WA3WDR |
2005 | Nov - Dec | Synopsis of presentation by Bob Curry, KC3VO, "KiloWatt Motorcycle Trailer" | Barth, Dick | W3HWN |
2005 | Nov - Dec | Synopsis of presentation by Henry Lee, KB1PE, "LF Experiments" | Barth, Dick | W3HWN |
2005 | Nov - Dec | FRS, GMRS, and PMR446 | ||
2005 | Nov - Dec | Manassas BPL Events | ||
2005 | Sep - Oct | One-JFET BFO Low-Frequency Crystal Receiving Set | Tuggle, Mike | WY3B |
2005 | Sep - Oct | Pictures of AMRAD Van at Field Day | ||
2005 | Sep - Oct | Synopsis of presentation by Ed Kennedy, "HAARP" | Barth, Dick | W3HWN |
2005 | Sep - Oct | From Our Middle East Correspondent | Chisena, Mike | KA2ZEV |
2005 | Jul - Aug | The Ohm's Law Puzzle | Kesteloot, André | N4ICK |
2005 | Jul - Aug | AMRAD Extra-Ordinary Board of Directors Meeting May 7, 2005 | ||
2005 | Jul - Aug | Synopsis of presentation by Hal Feinstein, WB3KDU, "The 802.11 Protocol" | Barth, Dick | W3HWN |
2005 | Jul - Aug | Synopsis of presentation by Ron Payne, WA6YOU, "Attaching Coax Connectors" | Barth, Dick | W3HWN |
2005 | Jul - Aug | Review: "Practical Radio Frequency Test & Measurement" | Rinaldo, Paul | W4RI |
2005 | May - Jun | Complementary Class-D Power Amplifier for LF and MF | Raab, Fritz & Gladu, Mike & Rupp, Dan | N1FBZ/2 |
2005 | May - Jun | Ohm's Law, and All That | Kesteloot, André | N4ICK |
2005 | Mar - Apr | Synopsis of presentation by Frank Maas, "Video Compression Methods" | Barth, Dick | W3HWN |
2005 | Mar - Apr | An Emergency Supply for the Home | Kesteloot, André | N4ICK |
2005 | Jan - Feb | AMRAD Van Work Party with pictures | ||
2005 | Jan - Feb | Minutes of AMRAD Annual Meeting December 9, 2004 | ||
2005 | Jan - Feb | Minutes of AMRAD Board of Directors Meeting December 18, 2004 | ||
2005 | Jan - Feb | Treasurer's Report 2004 | ||
2004 | Nov - Dec | Synopsis of presentation by Ron Payne, WA6YOU, "Improvised Antennas" | Barth, Dick | W3HWN |
2004 | Nov - Dec | Synopsis of presentation by Steve Cerwin, WA5FRF, "BPL Measurements" | Barth, Dick | W3HWN |
2004 | Sep - Oct | Calibrating your Receiver S-meter | Kesteloot, André | N4ICK |
2004 | Sep - Oct | Synopsis of presentation by Tom Lauzon, KI4AFE, "RF Safety" | Barth, Dick | W3HWN |
2004 | Jul - Aug | First Steps in Python for the Radio Amateur | Feinstein, Hal | WB3KDU |
2004 | Jul - Aug | Call for Participation in AMRAD's Vehicle Project | Rinaldo, Paul | W4RI |
2004 | Jul - Aug | Of This and That | Kesteloot, André | N4ICK |
2004 | May - Jun | Alan Melina, G3NYK, "A Possible Way of Forecasting Good Radio Propagation Conditions on 136kHz" | ||
2004 | May - Jun | ARRL, "FCC proposes wide-ranging changes to Amateur Service Rules" | ||
2004 | May - Jun | ARRL, "FCC okays RF Identification tags at 433.5 to 434.5 MHz" | ||
2004 | May - Jun | ARRL, "ARRL Technology Task Force Forum Set for Hamvention 2004" | ||
2004 | May - Jun | Digital Radio Mondiale on the Cheap | Kesteloot, André | N4ICK |
2004 | Mar - Apr | Synopsis of presentation by Hal Feinstein, WB3KDU, "Python: A Computer Language" | Barth, Dick | W3HWN |
2004 | Mar - Apr | Tom Azlin, N4ZPT, "Concept: Automatic BPL Monitor" | ||
2004 | Jan - Feb | AMRAD Annual Meeting, December 11, 2003 | ||
2004 | Jan - Feb | Pictures from new AMRAD Repeater site at Tysons Corners | ||
2004 | Jan - Feb | Operating Relays on 1/2 Their Rated Voltage | Kesteloot, André | N4ICK |
2004 | Jan - Feb | Foundation for Amateur Radio solicits Scholarship Applications | ||
2003 | Nov - Dec | John Champa,K8OCL, Gerry Creager,N5JXS, Ron Olexa,KA3JIJ, "HSMM Microwave Digital radio" | ||
2003 | Nov - Dec | 22nd ARRL and TAPR Digital Communications Conference | ||
2003 | Sep - Oct | BPL in Maryland | Kesteloot, André | N4ICK |
2003 | Sep - Oct | Frank Gentges, KØBRA, "AMRAD HomePlug Test Bed" | ||
2003 | Jul - Aug | A 16-Pole Audio Filter? | Kesteloot, André | N4ICK |
2003 | Jul - Aug | Synopsis of presentation by Ron Payne, WA6YOU, "Antenna Construction Made Easy: A 440MHz J-Pole" | Barth, Dick | W3HWN |
2003 | Jul - Aug | European NDB Lists | Kesteloot, André | N4ICK |
2003 | Jul - Aug | FCC Actions: NOI on BPL, NPRM for unlicensed devices | ||
2003 | May - Jun | Synopsis of presentation by Maitland Bottoms, AA4HS, "From Internet to RF Nets: Software and Amateur Radio" | Barth, Dick | W3HWN |
2003 | May - Jun | Ian, G3ZHI, "Internet Radio Linking Project" | ||
2003 | Mar - Apr | Synopsis of presentation by Jim Howland, MITRE, "Wifi: 802.11 Protocols" | Barth, Dick | W3HWN |
2003 | Mar - Apr | The I5TGC LF-Preamplifier Redux | Kesteloot, André | N4ICK |
2003 | Mar - Apr | Minutes of AMRAD Board of Directors Meeting January 11, 2003 | ||
2003 | Mar - Apr | AMRAD Annual Meeting, January 9, 2003 | ||
2003 | Jan - Feb | Minutes of AMRAD Board of Directors Meeting December 21, 2002 | ||
2003 | Jan - Feb | Correspondence on AMRAD's Tacos Server | ||
2003 | Jan - Feb | Paul Rinaldo, W4RI, "LF News" | ||
2003 | Jan - Feb | A Very Low-Power 136 kHz Test Transmitter | Kesteloot, André | N4ICK |
2003 | Jan - Feb | News from the IARU Region 1 Conference | ||
2003 | Jan - Feb | New Video Coding Standard Delivers Major Advances in Image Quality | ||
2003 | Jan - Feb | ARRL High Speed Multimedia Web Site, www.arrl.org/hsmm | ||
2002 | Nov - Dec | Frank Gentges, KØBRA, "LF Network Analyzer" | ||
2002 | Nov - Dec | Charles W. Rhodes, "Digital Television (DTV) Briefing to AMRAD" | ||
2002 | Sep - Oct | A. Maitland Bottoms, AA4HS, "Internet Remote LF Receiver" | ||
2002 | Jul - Aug | Paul L. Rinaldo, W4RI, "AMRAD HF Flexible Loop Antenna" | ||
2002 | May - Jun | Frank Gentges, KØBRA, "AMRAD LF Noise Generator" | ||
2002 | Apr-May | M Johnston via Alan Melia, G3NYK, "A History of Rugby Radio" | ||
2002 | Jan - Feb | A Remote LF Receiver | Kesteloot, André | N4ICK |
2002 | Jan - Feb | Paul Rinaldo, W4RI and George Lemaster, WB5OYP, "Amateur Digital Voice Debuts" | ||
2002 | Jan - Feb | Paul Rinaldo, W4RI, "Digital Voice Bibliography" | ||
2001 | Nov - Dec | Frank Gentges, KØBRA, "The AMRAD LF Upconverter Project" | ||
2001 | Sep - Oct | Olivier Ernst, F5LVG, "A Simple Frequency Stabilizer" | ||
2001 | Sep - Oct | Frank Gentges, KØBRA, "AMRAD LF Toolbox Concept" | ||
2001 | Jul - Aug | On Digital ATV | Rinaldo, Paul | W4RI |
2001 | Jul - Aug | Frank Gentges, KØBRA, "Volna K Review" | ||
2001 | Jul - Aug | Synopsis of presentation by James Howland, "Bluetooth" | Barth, Dick | W3HWN |
2001 | Jul - Aug | George Lemaster, WB5OYP; Terry Fox, WB4JFI; Paul Rinaldo, W4RI, "Digital Amateur Television" | ||
2001 | May - Jun | Frank Gentges, KØBRA, "Unraveling the dBm at LF" | ||
2001 | May - Jun | Synopsis of presentation by Dr Robert Fontana, "Ultra-Wideband Technology" | Barth, Dick | W3HWN |
2001 | May - Jun | Frank Gentges, KØBRA, "Early Intermodulation History" | ||
2001 | May - Jun | LF Notes | Kesteloot, André | N4ICK |
2001 | Mar - Apr | Dominique Delerablée, F1FRV, "Interface for use with Packet Modems" | ||
2001 | Jan - Feb | Dominique Delerablée, F1FRV, "Interface for Connection between Modems and Transceivers" | ||
2001 | Jan - Feb | LF Notes | Kesteloot, André | N4ICK |
2001 | Jan - Feb | Book Review: The RSGB's Low Frequency Experimenter's Handbook | Kesteloot, André | N4ICK |
2001 | Jan - Feb | Book Review:" Digital Audio Processing" | Bruhns, Bob | WA3WDR |
2001 | Jan - Feb | Reducing FSK Bandwidth with GMSK | Bruhns, Bob | WA3WDR |