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Query: roger
Links: 17 | Categories: 0
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10 Band DSP Equalizer for Ham Radio, requires Win 98 or higher, 128 MB, 16 bit sound card.
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This article describes a simple device to generate Roger Beep tones.
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Build An Inexpensive Repeater Controller from a Basic Stamp 1 or 2 By Roger Cameron
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Roger, G3XBM, shares his extensive experience in **QRP** (low-power) amateur radio operation, detailing various aspects of transmitting with minimal power. The resource provides insights into VLF (Very Low Frequency) reception techniques and the construction of simple **crystal radio sets**, reflecting a foundational approach to radio experimentation. It includes links to external resources covering QRP clubs, online receivers, manufacturers, and technical references, offering a curated collection for enthusiasts. His page serves as a hub for those interested in the challenges and rewards of QRP, often comparing the efficacy of different low-power setups. The practical application extends to understanding basic radio principles through hands-on projects like crystal sets, which G3XBM has explored. The collected links provide a starting point for further research into specific QRP equipment or operating practices, drawing on G3XBM's long-standing engagement with the QRP community.
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This article contains notes on installation of a Roger Beep for an Icom IC7000 transceiver for use with a Heilsound Traveller headset.
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The Packet Radio beginners guide to packet radio operating by Buck Rogers K4ABT
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Magnetic Loop antenna for 20 to 80 meters band using home made butterfly condensator kit
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If you like packet radio you will find me there.
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Simple QRP projects, 10m, 6m, WSPR beaconing, sub-9kHz and other random stuff
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Ham radio and cb radio italian only web site dedicated to amateur radio and citizens band
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Maintaining vintage Eddystone receivers often presents unique challenges, as detailed by Victor Jenkins in his refurbishment of an EA12, where his deep understanding of RF circuits ensures optimal performance for daily shortwave listening. Similarly, Gerry O’Hara VE7GUH, a prolific contributor to the EUG website and a trustee, meticulously documented his restoration of an Eddystone S830/2, even addressing an unusual instability issue with a follow-up postscript article and YouTube videos demonstrating the fix. His work, along with numerous other articles on the "Restorations" page, showcases a master's approach to bringing vintage sets back to factory specifications or better. Beyond technical restorations, the EUG also shares compelling historical narratives. One such story recounts the discovery of a long-lost 78rpm recording featuring Eddystone Radio Ltd.'s founder, George Stratton Laughton, and other key figures discussing the company's wartime and post-war contributions to shortwave communications. This six-minute BBC production, transcribed into an MP3 file by Peter Carney, offers a rare auditory glimpse into the company's legacy, highlighting its role in supplying equipment to police, ministries, and expatriate British workers. The community aspect thrives through shared experiences, like Roger Trickett's anecdote about his Eddystone EC10, which has been continuously powered for 50 of its 54 years, traveling across continents and enduring various modifications. Another intriguing account from Roy GM4VKI details the "S640 Identity Crisis," where a seemingly standard S640 receiver turned out to be a masterfully engineered 80/20-meter SSB transceiver built into the original chassis by GI3ZX, showcasing incredible ingenuity from a bygone era of amateur radio.
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This website is dedicated to Radio Mobile. Radio Mobile is software by Roger Coudé VE2DBE. The program simulates RF propagation and is for free to the amateur radio community. All you want to know about Radio Mobile can be found here.
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There are few equipment for the 4m band, so to get on the band it could be necessary to design and build a simple transverter.
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This project details an automatic roger beep circuit for VHF/UHF contests. Built around a Microchip PIC microcontroller, the design detects PTT (Push-To-Talk) activation and generates a brief tone upon release, mimicking a "roger beep" to signal the end of transmission. The circuit utilizes readily available components and includes downloadable resources for PCB layout and firmware.