MFJ-1234
VHF
ICOM IC-80AD
Switchable VHF/UHF dual bander The IC-80AD provides VHF/UHF dual band capabilities (one band at a time) via a simple band switching system. Wideband r... Read more
Low cost 10Ghz EME Rx System
1 – Low cost 10Ghz EME Rx – The LNBF 2 – Modifying the LNBF 3 – Tuning the LNBF 4 – Pictures and PlotsNOTE: This... Read more
Digital Modes
Significant changes in store for FT8 and MSK144 with WSJT-X Version 2.0
WSJT-X co-developer Joe Taylor, K1JT, has announced that major changes are coming to the FT8 and MSK144 digital protocols when WSJT-X version 2.0 arri... Read more
FT8 in UK and EU contests
Recently, the RSGB Contest Committee has seen some FT8 QSOs being claimed within contest logs. At present it is difficult to complete a full contest e... Read more
JTDX – Videos and Guides – FT8- JT65 – JT9 – T10 – WSPR
JT DX JT65 – JT9 – T10 – FT8 – WSPR Guides JTDX_User_Manual_EN_2018_01_08.pdf – (English language by VK7YUM with... Read more
World Wide Digi DX Contest
The World Wide Radio Operators Foundation (“WWROF”), in collaboration with the Slovenia Contest Club (“SCC”), is pleased to announce the first annual... Read more
Equipment
The Racal RA3712 Professional Receiver
Racal RA3712 “The Racal RA3712 is a relatively hard to come by professional receiver. It was widely used by the Royal Navy, but certainly found... Read more
ASTRON POWER SUPPLIES – Catalog
ASTRON POWER SUPPLIES DOWNLOAD the Complete PDF catalog (1.4 MB) Read more
Elecraft K3 Crystal ‘Roofing’ Filters
Elecraft K3 What “Roofing Filter” means to Elecraft K3 Filters and Dynamic Range There’s been so much discussion about this... Read more
VisAir – HF DSP Transceiver Standalone DDC DUC
Microprocessor-based data processing. A distinctive feature of the transceiver is the modern technology of processing data in DSP and output informati... Read more
Antenna
Small loops, growing popularity
by John Huggins “Small Loop HF antennas, often called magnetic antennas, seem to be all the rage these days. I suppose this old concept offers h... Read more
Another Difficult Antenna Situation
Tim, W4FTP, asks how he can use some tall but skinny trees along the back of his property as part of his antenna system. We take a look, and your comm... Read more
6-80 Meter Antenna EzMilitary in a 16″ bag with Match & Mount
Alpha Ez-Military Antenna, a complete 1KW PEP system for Military, Emergency Services, or restricted use environments. The 1KW Ez-Military system is a... Read more
Successful Wire Antennas
Successful Wire Antennas Edited by Ian Poole, G3YWX and Steve Telenius-Lowe, 9M6DXX/ KH0UN If you are interested in wire antennas Successful Wire Ante... Read more
