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Antenna
KT36XA – M2 Antenna – TriBand 10/15/20m
The M2 KT36XA is the result of many hours spent on perfecting the original KLM KT-34XA through computer optimization confirmed by range and actual on-... Read more
Building a Multi-Band Dipole
Multi-Band Dipole I built a multiband dipole that will work 40, 20, 17, and 10 meters for ham radio. An easy project I was able to tackle in one day.... Read more
Free Azimuthal Maps by NS6T
Request for free an Azimuthal Map for any place in World: http://ns6t.net/azimuth/azimuth... Read more
The 10/15/20 Meter Trap Vertical Antenna
“This antenna project came out very nice. It’s a rugged homebrew multi-band trap vertical antenna that works the 10, 15, and 20 met... 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
Review
Motorola MOTOTRBO XPR 7550 I.S. DMR portable radio review by VA3XPR
Motorola MOTOTRBO XPR 7550 I.S. DMR portable radio review BY VA3XPR Read Full Review : Read more
Luiton LT-898UV Ultra Portable Go Box Kit – Ham Radio Q & A
“You may have seen my previous video in which I reviewed the Luiton (Leixen) LT-898UV 10 watt mobile radio. In this episode I build an ultra por... Read more
Book Review: Radio Frequency Interference (RFI) Pocket Guide
“Radio Frequency Interference (RFI) Pocket Guide” by Kenneth Wyatt, WA6TTY and Michael Gruber, W1MG This small 88-page spiral bound (3” x 5”) pocket g... Read more
VHF
Overview of 50 MHz status in ITU Region 1 (2016)
IARU Region 1 has issued a new version of their Overview of 50 MHz Status document dated Feb 13, 2016 It shows which Region 1 countries currently have... Read more
Like Father, Like Son: Michigan Ham Wraps Up Grid Master Award
Satellite enthusiast Doug Papay, KD8CAO, of Zeeland, Michigan, has worked all 488 US grid squares via satellite and has been granted Grid Master Award... Read more
IARU Region 1 VHF Newsletter released
WRC 2015 When drafting this issue, the World Radio Conference 2015 had concluded his work. During 4 weeks more than 3000 participants attended this co... Read more
AC6V’s GUIDE TO FM REPEATERS
AC6V’s GUIDE TO FM REPEATERS This book is six months in the writing and features the advice of several noted Amateurs and technical gurus... Read more
PROJECT: CROSS BAND REPEATER WITH 2 BTECH MOBILES
PROJECT: CROSS BAND REPEATER WITH 2 BTECH MOBILES Read more
Equipment
SMΩRF – RF Vector Power Meter
SMΩRF™ is the most powerful and accurate, in-line RF Vector Signal Meter to date with accuracy rivaling professional instruments. Has tons of features... Read more
DV4mobile – first all mode digital tri band transceiver plus LTE with GPS
V4mobile – first all mode digital tri band transceiver plus LTE with GPS The DV4mobile supports all digital modes: no need for multiple r... Read more
OM4000 HF POWER AMPLIFIER – 4KW
GENERAL DESCRIPTION OF THE OM4000 HF POWER AMPLIFIER The linear amplifier OM4000 HF is designed for all short wave amateur bands from 1.8 till... Read more
INRAD RX7300- New receive antenna socket for IC 7300
RX7300 IHSG and Vibroplex/INRAD announce the release of a new accessory product for the Icom IC-7300 which provides a receive antenna socket on the re... Read more
NEW Alinco DM330FXE 30A Supply with USB ports
Alinco DM-330FXE This CE approved switch mode power supply packs a lot of features into a compact, lightweight design that boasts a 9-15VDC variable... Read more
Digital Modes
LoTW Now Accepting FT4 Contact
The latest TQSL update (Config.xml version 11.8), released on May 22, includes FT4 as a submode of MFSK. It also adds AISAT-1 and PO-101 in the satell... Read more
ADIF 3.1.0 was approved today
Dave Bernstein reported this on the DXLabs support group today: ————————————... Read more
FT4 vs FT8 – A new mode, what’s the difference?
The FT4 Protocol for Digital Contesting by K1JT Read more
New FT4 Mode with more 20K spots in few your hours realese
Source: LINK WSJTX 2.1.0RC5 Release! – The FT4 Protocol for Digital Contesting The FT4 Protocol for Digital Contesting by K1J... Read more
FT4 Video presentation by K1JT
See More about New FT4 Here “At about 20 minutes into the presentation, Joe describes FT4 as being asynchronous, meaning that you can start tran... Read more
