DSW-150 is a automatic T/R switch senses transmitted RF (as SwitchBox) and switches your antenna from receive to transmit using a relay. It shorts your receiver antenna input to ground to protect your receiver. Instead of using RF sense to switch the antenna, a control line input lets your key/keyer or PTT line switch the…
Specification: Frequency Range 421.5750 ~ 421.9125MHz transmission Receive 440.0250 ~ 440.3625MHz 1mW * / 10mW transmit power (+20% ~ -50%) less receiver sensitivity 7dB? (12dB SINAD) AC adapter with power supply DC 8.0V * Current consumption less than 200mA when transmitting 150mA when receiving less Number of channels 27ch Operating temperature range -10 ~ +50…
Barrett Communications designs, manufactures and markets HF and VHF radio equipment for specialised, autonomous, long distance radio communications. For over 25 years Barrett Communications has provided HF communications solutions for global government, business, humanitarian and AID organisations. Link
The Degen DE321 is a new DSP-based, portable analog shortwave radio. Like the Tecsun R-2010, what makes this radio unique is the fact that it’s analog, very inexpensive and DSP-based. The receiver is only available via eBay from sellers in Hong Kong and China. I have provided a link below to make your search very…
