VHF
Two Repeaters One Antenna Feed Line
“We had an opportunity recently to provide a unique duplexer system. The customer needed a single antenna feed line for two repeaters. This solu... Read more
RADIODDITY GD-73A/E | DMR | UHF/PMR | USB PROGRAM & CHARGE | 2600MAH | SMS | HOTSPOT USE
PALM SIZE DMR: Compatible with MOTOTRBO, the GD-73A features lightweight and mini size that can easily fit your pocket. The clear LCD screen and compa... Read more
Ailunce HD1 dual band DMR Radio is coming
Ailunce HD1 Description: HD1 dual band digital radio uses Digital Mobile Radio (DMR) Tier 2 Standard protocol. It is compatible with the popular MOTO... Read more
Icom IC-SAT100 Satellite PTT Radio
“Video, presented by James Heming which provides a comprehensive introduction to the Icom IC-SAT100 Satellite PTT Radio system, how it works, fe... Read more
Digital Modes
Ham Radio HF Digital Modes: Hellschreiber, Feld Hell Tutorial
“Are you tired of PSK31? Are you sick of FT8? Is RTTY just a bunch of contesting anymore? At last, I finally finished this video and started ano... Read more
The FT4 Protocol for Digital Contesting by K1JT
Joe Taylor, K1JT, Steve Franke, K9AN, and Bill Somerville, G4WJS April 22, 2019 Introduction: FT4 is an experimental digital mode designed specificall... Read more
Equipment
English-Made, Low-Cost GPS-Locked Precision Frequency Reference Now Available in USA
Grand Junction, Colorado – September 15, 2015 – Force 12 CEO Bill Hein was recently Googling for a low cost but ultra-accurate frequency r... Read more
New ! Band decoder with another TRX control output for Arduino
Allows you to read the frequency or band data from your transceiver and switch output relay(s) by the defined rules . Another feature allows you to se... Read more
Parametric Receive Audio System Equalizer – Heil Sound
The Heil Parametric Receive Audio System Equalizer (PRAS EQ) is a state-of-the-art audio processor that enhances the internal audio systems of amateur... Read more
![Harbor Freight Solar Panel for Ham Radio [ Video ]](https://qrznow.com/wp-content/uploads/2016/05/8-2-13solar-006-265x168.jpg)
Harbor Freight Solar Panel for Ham Radio [ Video ]
As an easy introductory solar project I purchased Harbor Freight’s 45 watt solar kit for my ham radio use. Read more
Antenna
Beverages On Ice vs. Beverages On Ground DX
Beverages On Ice vs. Beverages On Ground DX Read Full Article: Read more
Hexbeam 7 Band “40m”, 20, 17, 15, 12, 10 and 6 meters
Hexbeam Finally and after many prayers and here the new Hexbeam with 40 meter band including 7 Bands! Note: The 40 meter band is not directional like... Read more
Status QUAD: 4/12 StQ 50/144 , cubic 4 elements 50 Mhz and 12 elements 144 Mhz
Simulation table Eznec, gain and F / B in free space and real space at a wavelength from the ground Technical specifications DOWNLOAD HERE THE of the... Read more
HF Antenna Traps V3.0
Version 3.0 of our popular traps are now available. Version 3.0 are supplied with 4 high quality Cornell Dubilier CDV16 RF Mica capacitors for greatly... Read more
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