“This kit replaces my old station clock, which I managed to zap, with a new one with its own dedicated GPS receiver. The kits, from QRP-Labs.com, are something you can put together in one evening. Note you will need a source of 5v power. The video is devoted to constructing the two kits and showing the finished product.”
Antenna
CHA EMCOMM III Base – 3.5-30 MHz
The EMCOMM III Base antenna, is an effective multi-band High Frequency (HF) antenna specially designed for short to long range base station HF communi... Read more
QST Antenna Design Competition Submission Deadline Looms
The deadline to submit a design for the 2018 QST Antenna Design Competition is just ahead — September 1! The competition challenge is to design the be... Read more
The CDAA Antenna and the Wullenweber
A CDAA of which the Wullenweber is a type, consists of a group of omnidirectional antennas symmetrically spaced about the periphery of a circular ref... Read more
New InnovAntennas Quads
NEW FOR 2018! Following on from our successful LFA-Q compact quads, we are adding a more traditional looking quad to our range which boasts two of the... Read more
VHF
145 MHz Low Loss Bandpass Helical Filter
Low Loss Bandpass by Mile Kokotov Basic design of the filter is from RSGB VHF-UHF Manual, but I made some modifications. Both Inductors... Read more
Trial for transatlantic VHF QSO this weekend
Taken from Facebook from IZ7FLS Nico Hi everybody.. News from the South of the World.. As some of you surely remember, Pieter v51pj created a work gro... Read more
WRC-19: request to support 50MHz
As the run-up to WRC-19 gathers pace, the UK Six Metre Group has also written to Ofcom in support of a positive approach to Agenda Item 1.1 concerning... Read more
Kenwood TH-F6A 144/220/440MHz
Kenwood TH-F6A 144/220/440MHz Finally, the Amateur Handheld that everyone has been waiting for, the New Kenwood TH-F6A. The TH-F6A is a 144/220/440 MH... Read more
News
AIRSPY – SDR Software Download Update
Windows SDR Software Package (Change log)This package contains:SDR# (SDRSharp) x86 revision 1756 2991c02 (2020-09-23) – The best free SDR so... Read more
KM4BLG Wins the September 2020 QST Cover Plaque Award
QST Cover Plaque Award The winning article for the September 2020 QST Cover Plaque award is “Easy to Use Antenna Mast for Portable Operators” by Zach... Read more
Venerable AO-7 Satellite Approaching a Return to Full Solar Illumination
AMSAT-OSCAR 7 (AO-7), the oldest amateur radio satellite still in operation, is nearing a return to full illumination by the sun, which should take pl... Read more
RigExpert AA-650 ZOOM: UNBOXING
RigExpert AA-650 ZOOM: UNBOXING RIGEXPERT AA-650 ZOOM SPECIFICATIONS Frequency range: 0.1 to 650 MHz Frequency entry: 1 kHz resolution Measu... Read more
Equipment
Portable Solar Power, Samlex Foldable Solar Panel, Off-Grid Emergency Electricity
Portable Solar Power, Samlex Foldable Solar Panel, Off-Grid Emergency Electricity The Samlex 135 watt portable solar panel with included charge contro... Read more
RGO ONE HF transceiver – PREORDER
This is third production lot.Please fill in your data so we can arrange shipping of your brand new RGO ONE shortwave transceiver right after it is bui... Read more
Northern Florida ARES Requests Clear Frequencies for HF Nets
Northern Florida Section Emergency Coordinator Karl Martin, K4HBN, is requesting that stations not directly involved in the Amateur Radio Emergency Se... Read more
21st Century Transceiver Design: The K4 High Performance Direct Sampling SDR
The Elecraft K4 High Performance Direct Sampling SDR Read more
