The legendary DIY Russian UW3DI transceiver

The legendary and very famous HF transceiver was designed in the Soviet Union by Radio Amateur – Yuri Kudryavtsev (UW3DI) in 1968. The transceiver has been build on radio tubes. Latter his second version released on semiconductors (UW3DI-II). Since then the transceiver has been repeatedly replicated and improved / modified in the parameters by many…

News from FlexRadio ©

FlexRadio Systems announced the general availability of the newest release of PowerSDR, version 2.5.3 intended for use with the SDR-1000, FLEX-1500, FLEX-3000 and FLEX-5000 software defined radios. PowerSDR v2.5.3 has several new features, existing feature enhancements and bug fixes. FlexRadio Systems recommend that all customers upgrade to v2.5.3 (see the links below). PowerSDR v2.5.3 contains…

I Wanna be a Big Tower

I Want a Big TowerWatch this video on YouTube This song is for my ham radio friends, but especially for those for whom having a tower is not an option, leaving us to put up dipoles and other antennas any way we can, and then struggle with our weak signals. (Non-hams may not understand much…

Bluetooth® Wireless Headset Kit

Available for Motorola, Kenwood, Blackbox, Relm, Icom, Vertex Radios or all Sprint Nextel/iDEN and Kyocera Dura Series Phones. Package Contains: Progressive Noise Filtering Bluetooth® headset with earhook. This headset has Automatic Volume Control, Ambient Noise Filtering and Echo Cancellation Tecnology. Wireless PTT (Push-To-Talk) button with landyard strap to wear around the neck and attached swivel…