hf radio

638 links - and 12 categories

High gain vertical antenna for UHF - How to build a high gain vertical antenna for the UHF amateur or CB Bands, by radio experimenters handbook
[ Hits: 3758 | Votes: 7 | Rating: 5.71 ]

Home-brew Antennas - Notes on homebrewing antennas by Chris G4CYA, from gamma matching, to phasing antennas, splitters and combiners, baluns and measuring techniques.
[ Hits: 3155 | Votes: 1 | Rating: 10 ]

Twoband-Antenna for HT - Homebrew a 2m/70cm portable or mobile whip antenna for your HT or mobile radio
[ Hits: 2929 | Votes: 2 | Rating: 5.5 ]

UHF Quad antenna - UHF cubic antenna with a 16db gain
[ Hits: 6739 | Votes: 16 | Rating: 4.74 ]

BCHF Broadcasters HF NET - BCHF 14.316 MHz Broadcasters HF NET where radio/tv broadcasters-engineers meet 2300 UTC Sunday's
[ Hits: 476 | Votes: 0 | Rating: 0 ]

W9ICE - Ham amateur radio club experimenters repeater vhf contest indianapolis, carmel indiana, irlp ice D-Star
[ Hits: 308 | Votes: 1 | Rating: 10 ]

Northern Lights Radio Society - Organization of Upper Midwest amateur radio operators who are active in weak signal (SSB/CW) work on the VHF, UHF, and Microwave bands
[ Hits: 502 | Votes: 0 | Rating: 0 ]

VU2.IN Ham Radio India - VU2.IN Amateur Radio, HAM Radio India. Amateur radio portal from India, about emergency communication, disaster management, electronics, HF and VHF Radio hobby
[ Hits: 395 | Votes: 3 | Rating: 6 ]

Nearson Antennas - Founded in 1990, Nearson, Inc. has been providing our customers with exceptional value with the products and services we offer. VHF, UHF mobile radios, Cellular, PCS equipments as well as ISM band wireless data and WLAN applications.
[ Hits: 356 | Votes: 0 | Rating: 0 ]

Microtelecom - Develops and manufactures radios and telecommunication devices for special applications. SDR Receivers, Digital HF transmitters, Digital SSB Exciter.
[ Hits: 1518 | Votes: 3 | Rating: 6.67 ]

NW7US CW Pages - This Website is your resource for learning and enhancing your Morse Code / CW Communications skill
[ Hits: 422 | Votes: 0 | Rating: 0 ]

Russian VHF portal - All about VHF, UHF, SHF amateur radio communication in Russia
[ Hits: 533 | Votes: 1 | Rating: 2 ]

Radiowave Propagation Center - High frequecy and VHF radio propagation data, solar and geomagnetic real-time and historic data, sunspot activity reports, as well as forecasts. A comprehensive propagation resource compiled by Tomas Hood, editor of the propagation columns of CQ, CQ VHF, Popular Communications, and Monitoring Times magazines.
[ Hits: 444 | Votes: 1 | Rating: 10 ]
Here Comes the Sun - Propagation and Sun - Solar activity can aid or hamper HF propagation beyond line-of-sight range, WA1SVF and N6BV answers to questions about Sun influence on radio signals propagation
[ Hits: 579 | Votes: 0 | Rating: 0 ]

Radio Equipment : HF Transceivers : Kenwood TS-570

Kenwood TS-570DG and TS-570SG - TS-570 series specifications at universalradio
[ Hits: 913 | Votes: 0 | Rating: 0 ]

Radio Equipment : HF Transceivers : Yaesu FT-450

Yaesu FT-450 Review by VE3RPF - This is a video review of the yaesu ft-450 amateur radio transceiver. This radio operates on hf and 6m with a built in antenna tuner.
[ Hits: 941 | Votes: 0 | Rating: 0 ]

Radio Equipment : VHF-UHF Handhelds : Yaesu VX-8R

YouTube - Yaesu VX-8R Tri-Band Handheld Ham Radio Transceiver - Package contain 1x yaesu vx-8r 1x sma dual section antenna 1x hf antenna lithium ion battery pack fnb-101li 1x battery charger nc-86c 1x connector unit
[ Hits: 1210 | Votes: 2 | Rating: 7.5 ]

KitStop - Kits for AM FM radio, UHF control, big LED displays, games, controls, timers, chasers and flashers
[ Hits: 467 | Votes: 0 | Rating: 0 ]

How to build a VHF repeater - Topic on eham forum on how to start building a VHF ham radio repeater.
[ Hits: 2693 | Votes: 14 | Rating: 4.87 ]

PC to RTX interface - Interface with galvanic isolated audio and digital paths. For ICOM IC-706, IC-718, IC-746 and IC-756 HF transceivers, the next one suits modern KENWOOD HF RIGs and the third is a simple "PSK-31" interface.
[ Hits: 1705 | Votes: 3 | Rating: 5.33 ]