70 MHz
155 links - and 4 categories
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Antennas : 4M- A Coax dipole for 4 m
- This center-fed coaxial dipole for 4 mters feature low-cost components, Easy to set-up - nothing to adjust and no metalwork required, with only four soldered joints
[ Hits: 551 | Votes: 1 | Rating: 10 ]
- 70 MHz Delta Loop
- A simple delta loop antenna for the four metre amateur radio band
[ Hits: 534 | Votes: 6 | Rating: 7.17 ]
- A centre-fed co-axial dipole for 4-m
- This design has the following advantages low-cost components, Easy to set-up - nothing to adjust, no metalwork required, and only four soldered joints!
[ Hits: 551 | Votes: 1 | Rating: 10 ]
- GTV 50 - 3W Yagi Antenna
- A compact high G/T Yagi with bent Drive element by DG7YBN
[ Hits: 386 | Votes: 1 | Rating: 10 ]
- UHF Dual Rectangle Antenna
- The antenna described here is a direct-connect dual-rectangle beam for use on 70 cm between 440 and 450 MHz
[ Hits: 953 | Votes: 3 | Rating: 6 ]
- 432 MHz 5 elements Yagi
- 5 Element Yagi with Conventional Driver, this little Yagi has a high F/B, which makes it quite useful as a contest stack.
[ Hits: 725 | Votes: 2 | Rating: 10 ]
- DG7YBN - GTV 70-2m
- A compact Yagi with bent Driven Element. Worlds smallest yagi that did EME QSO
[ Hits: 478 | Votes: 2 | Rating: 8.5 ]
- 432 MHz yagi antenna
- A 70 cm yagi designed for EME + SSB narrow bandwidth version, strictly G/T breeding. This little Yagi has a high F/B, which makes it quite useful as a contest stack
[ Hits: 676 | Votes: 2 | Rating: 10 ]
- DG7YBN - GTV 70-11w
- A high G/T Yagi with bent DE for compact contest arrays
[ Hits: 406 | Votes: 17 | Rating: 8 ]
- A Dual Band VHF/UHF J Pole
- This antenna provides continuous coverage of the 2 metre (144-148MHz) and 70cm (430-450MHz) bands and is an excellent choice for base station use.
[ Hits: 2278 | Votes: 17 | Rating: 6.83 ]
- IC-703 Manual
- Icom IC-703 HF + 50 MHz english instruction manual
[ Hits: 364 | Votes: 0 | Rating: 0 ]
- The Icom IC-703 QRP
- A review with early observations and technical data specifications of the Icom IC-703 QRP HF+50 MHz transceiver
[ Hits: 202 | Votes: 0 | Rating: 0 ]
- Icom IC-703
- IC-703 HF/50MHz All Mode Transceiver, official Icom web site, specifications, Instruction Manual, Product Brochure . Hi-Resolution Image
[ Hits: 190 | Votes: 0 | Rating: 0 ]
- Introduction to ICOM 7300
- In this youtube video G8GKC M0KKW and 2E0IAJ from Icom UK give a global overview of the ICOM IC-7300 HF 50 70MHz Software Defined Radio transceiver
[ Hits: 1222 | Votes: 2 | Rating: 10 ]
- TS-590S TX Mod
updated
- There are 2 possible TX extensions on the E version, either full TX (1.705 - 30 MHz) or just open up 5 MHz (cut the R968 jumper and make it into a K version).
This mod has been tested on TS 590S and not on TS 590SG
[ Hits: 1193 | Votes: 0 | Rating: 0 ]
- FT-847 Roofing Filter Mod
- The mod requires an INRAD 45,705 MHz Crystal Roofing filter and the IC-765 add-in Board
[ Hits: 403 | Votes: 1 | Rating: 1 ]
- Harris Platinum Solid State Power Amplifier for 50 or 70 MHz
- Harris Platinum I Solid State Channel 2, and 3 TV Amplifier Modules for use, on 50 or 70 MHz
[ Hits: 319 | Votes: 2 | Rating: 10 ]
- Transverter for 4 meters band
- A 70 MHz Transverter project with a block diagram and schematics
[ Hits: 351 | Votes: 0 | Rating: 0 ]
- 4m Transverter Project
- A 70 MHz QRP transverter project
[ Hits: 579 | Votes: 1 | Rating: 1 ]
- 50 MHz and 28 MHz transverter
- This transverter was built in 1994 and include in this page a pdf with circuit board, and a version of this project for 70MHz.
[ Hits: 305 | Votes: 1 | Rating: 3 ]
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