KG-UV8D and KG-UV9D upgraded
KG-UV8D and KG-UV9D upgraded Wouxun upcoming KG-UV8D and KG-UV9D upgraded enhanced version Thank our Wouxun user’s attention and support, thanks for valuable suggestions put forward by the majority of radio … Read more
SURECOM SA250 Antenna Analyzer
SURECOM SA250 Antenna Analyzer SURECOM SA250 133-177Mhz / 195-280Mhz / 395-520MHz Colour Graphic Antenna Analyzer SURECOM-HK are powerful antenna analyzers designed for testing, checking, tuning or repairing antennas and antenna feed … Read more
Scott’s Elecraft KX3 Go-Box
Many thanks to Scott (AK5SD) who shares the following photos and bill of materials for his custom Elecraft KX3 go-box: Bill of materials The panel was custom laser cut by … Read more
SDR-J Now Compatible with the Raspberry Pi 2
SDR-J DAB-0.99, SDR-J FM-0.99 and SDR-J SW 7.1 (update -05-11-15) The SDR-J software for Linux and Windows SDR-J is a suite of a few programs for Software Defined Radio, at … Read more
Yaesu FTM-400XD
Yaesu FTM-400XD C4FM/FM 144 / 430 MHz dual-band transceiver FTM-400XD/FTM-400XDH FTM-400XD (20 W type) FTM-400XDH (model 50W) And advanced full-color touch panel operation of sight visibility packed with new features … Read more
Yaesu FT1XD
Yaesu FT1XD Next-generation digital transceiver FT1XD/FT1D with many of the new features of digital photography 144/430 MHz 5W output flat-panel dual-band d/a (digital/analog) handheld transceiver. Used in digital communication equipment … Read more
DIY FM TRAP or 88-108 MHz Band STOP filter
DIY FM TRAP or 88-108 MHz Band STOP filter Among the few “blockers” the most called are the broadcast WFM transmitters. Simple way to solve the problem is to filter … Read more
rpitx radio transmitter for Raspberry Pi
Transmitting FM, AM, SSB, SSTV and FSQ with just a Raspberry Pi rpitx radio transmitter for Raspberry Pi rPiTx is a software which permit to transmit HF directly through a … Read more
Vibroplex acquires International Radio Corporation
Many thanks to SWLing Post contributor, Mike (K8RAT) who shares this press release from Vibroplex: Vibroplex LLC of Knoxville, TN announces the acquisition of International Radio Corporation of Aptos, CA. … Read more
New from Heathkit: the Explorer Jr TRF AM radio receiver kit
Yes, the legendary Heathkit company is back and their first kit is a simple Tuned Radio Frequency (TRF) AM/mediumwave analog receiver: the Explorer Jr. I knew Heathkit was back in business and under … Read more
A Hardwired Loop For DSP Radios
The introduction of DSP ultralight radios using the Silicon Labs Si473x chip about four years ago proved to be an experimenter’s playground. The new design allows for a simply-wound ferrite … Read more
Arduino-based antenna switch
The TASS Computer-Controlled Switch System The TASS (Totally Awesome Switch System) is a general purpose 8 port DC-150 MHz relay-based switch. The hardware is designed to be very generic, … Read more
An Elecraft KX3 Go Box by OE2ATN
Many thanks to SWLing Post reader, John, N4HNO, who shares a link to this brilliant “go box” for the Elecraft Kx3 designed by Thomas Müllauer OE2ATN. Thomas’ design is based on a … Read more
Voice Record RSM X1 for Yaesu VX-8DR
Voice Record RSM X1 for Yaesu VX-8DR X1 for Yaesu VX-8DR VOICE RECORD REMOTE SPEAKER MICROPHONE When you really need to stay in touch – whether during an urban incident or a wildland fire – Two-way radio is best choose. But … Read more