QRP
455 links - and 8 categories
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Antennas : 70cm- 70cm colinear
- An home made 70 cm colinear antenna at M1KTA blog
[ Hits: 3451 | Votes: 4 | Rating: 7 ]
- Lambda / 2 no Counterpoise ATU
- The Multibandfuchs by DL7AQT, Frank
[ Hits: 434 | Votes: 0 | Rating: 0 ]
- QRP Magnetic longwire balun with VHF-splitter
- This Magnetic Longwire Balun (MLB) makes it possible to efficiently use a coaxial lead-in cable with all forms of longwires, T-forms or other types of wire antennas, without the need for an antenna tuner.
[ Hits: 753 | Votes: 2 | Rating: 6 ]
- W3EDP antenna--an analysis
- W6JJZ analysis of the W3EDP end-fed antenna
[ Hits: 859 | Votes: 0 | Rating: 0 ]
- YO4HHP's blog
- QRP amateur radio & stuff by Adrian YO4HHP
[ Hits: 348 | Votes: 2 | Rating: 10 ]
- Signal to Noise - KQ2RP
- A micro-blog about micro-signals, mostly QRP
[ Hits: 262 | Votes: 2 | Rating: 10 ]
- GQRP Club
- A non profit organisation run entirely by volunteers to promote Low Power Radio.
[ Hits: 386 | Votes: 1 | Rating: 2 ]
- ozQRP.com QRP Radio Kits
- QRP kits for Radio Amateurs
[ Hits: 1170 | Votes: 1 | Rating: 4 ]
- AA5TB - QRP Outdoor Setup
- AA5TB portable station for 30 meter QRP operations
[ Hits: 349 | Votes: 0 | Rating: 0 ]
- RV3APM-QRP
- QRP Operations by RV3APM
[ Hits: 413 | Votes: 0 | Rating: 0 ]
- QRP Calling Frequencies
- QRP Popular Frequencies, where to operate in QRP mode
[ Hits: 786 | Votes: 2 | Rating: 5.5 ]
- Bandpass Filters for Portable Usage
- These are QRP rated 3 Pole Butterworth filters based on a design by K4VX, feature simplicity, almost no insertion loss, and reasonable rejection on the other ham bands.
[ Hits: 534 | Votes: 0 | Rating: 0 ]
- AVR Butterfly Keyer
- The Atmel AVR Butterfly is a credit card sized board which contains an AVR MEGA169 processor, a six character LCD display, a five way joystick navigation switch, a piezo speaker, a 3 volt lithium battery cell for power and a few other odds and ends.
[ Hits: 682 | Votes: 0 | Rating: 0 ]
- Guide to Harmonic Filters for QRP Transmitter
- A Short Guide to Harmonic Filters for QRP Transmitter Output. - George Dobbs G3RJV
[ Hits: 539 | Votes: 2 | Rating: 9.5 ]
- QRP NESCAF Kit
- The New England QRP NESCAF Kit Switched Capacitor Audio Filter by N5ESE
[ Hits: 473 | Votes: 0 | Rating: 0 ]
- Switched Capacitive Audio Filter
- NEScaf: A Switched Capacitive Audio Filter
[ Hits: 403 | Votes: 0 | Rating: 0 ]
- N5ES - Outboard T/R Switch
- N5ES Outboard T/R Switch For QRP Separates
[ Hits: 495 | Votes: 1 | Rating: 5 ]
- 80m SSB CW QRP superhet transceiver
- The 80m SSB & CW transceiver design is based on an already proven concept used in ATLAS amateur transistorised transceivers from 70\'s
[ Hits: 1501 | Votes: 3 | Rating: 1.67 ]
- TenTec 1300-Series
- TenTec 1300-Series QRP CW Transceiver Kits
[ Hits: 524 | Votes: 0 | Rating: 0 ]
- A Simple QRP Transverter for 4m (70MHz)
- 70 MHz transverter, 4m band, by G3XBM
[ Hits: 890 | Votes: 1 | Rating: 2 ]
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