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Receiving every signal is not always a good thing — especially when you receive them all at once! The Doctor describes why proper filtering is important. |
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VHF
VGC VR-6600PRO
Product Description Place of Origin Fujian, China (Mainland) Brand Name VGC Model Number VR-6600PRO Type Vehicle Mouted Dimensions 157 X 66 X 33.5mm F... Read more
Vitai VT-5188
Vitai VT-5188 1. Frequency Range: VHF: 136-174MHz/245-245.9875Mhz UHF: 400-480MHz 2. Output Power: VHF: 10W/25W/60W ... Read more
2017 BaoFeng DMR Upgraded Version! BaoFeng DM-5R PLUS Dual Band DMR Digital Radio 2000mAH
BaoFeng DM-5R PLUS Transceiver Compatible with Motorola VHF/UHF 136-174/400-480Mhz 2000mAH High Capacity Battery High Power/Low power Repeater Mode Ti... Read more
Ham Radio Tutorial – 2 Meter Repeaters
Ham Radio Tutorial – 2 Meter Repeaters Read more
Two new Wouxun mobile radios have lower prices
Wouxun mobile radios are known for delivering good performance at a fair price. Two models in particular stand out in this category, the popular UHF/V... Read more
IRN – International Radio Network
The IRN (International Radio Network) is a VoIP/RoIP system using Teamspeak 3 (TS3) that allows radio users to TX/RX using RF around the World using ... Read more
Review
Icom IC 7851 vs IC 7800 Local Oscillator C N Characteristics Comparison
Icom IC 7851 vs IC 7800 Video from Icom Inc. showing a local oscillator C/N characteristics comparison between Icom’s IC-7851 and IC-7800 HF/50/... Read more
Sending CW With a Straight Key–Morse Code
Jim, W6LG discusses how to send with a straight key using a World War II telegraph key. Also, a brief portion of a video on how to send Morse Code wit... Read more
![Clean up your shack – RSGB Convention lecture 2015 [ Video ]](https://qrznow.com/wp-content/uploads/2017/02/lte-u-640x292-190x122.png)
Clean up your shack – RSGB Convention lecture 2015 [ Video ]
Ian White, GM3SEK gives helpful advice about how to reduce noise levels on receive and avoid causing RF Interference. Read more
Coax Cable Loss – Ham Radio Basics
ON-LINE LOSS & POWER CALCULATOR MOBILE DEVICE VERSION Read more
Review and Tutorial on Radioddity/Baofeng RD-5R DMR Dualbander
“Two Chinese companies, Radioddity and Baofeng, have teamed up to bring you the US$75 dual-band FM/DMR radio housed in the old UV-5R package. Th... Read more
Equipment
BITX40: A Fully Assembled $45 SSB QRP transceiver
BITX40 Work the world on 40 meters When was the last time you used a radio you had built? The BITX40 board is single circuit board 40 meter SSB transc... Read more
HF/6m linear amplifier 1200W with 5″ touch screen control heat pipes cooling system
his a ready power amplifier. You will need a power supply only! Water-cooled hermetically. You can turn the power amplifier. The water will not flow.... Read more
RigExpert Stick 60kHz – 35MHz Analyzer
RigExpert Stick 60kHz – 35MHz Analyzer | State-of-the-Art Antenna & Cable Analyzer Key Features: Frequency range: 0.06 to 35 MHz, upgradable... Read more
Palstar HF-AUTO 1800 – Automatic Antenna Tuner
The Palstar HF-AUTO 1800 watt automatic antenna tuner covers 160 to 6 Meters with a power rating of up to 1800 watts PEP. Hams have enjoyed the... Read more
TJ2B 2015 HF SSB CW Handheld Transceiver
New version in production. Scheduled shipment time: Beginning of Mar. 2015 TX:3 Ham band(40m/20m/17m) covering RX:5-25MHz New S m... Read more
Coax Cable Stripping Tools
Coax Cable Stripping Tools DX Engineering DXE-UT-8213LR Coax Cable Stripping Tools have been designed to properly prepare coaxial cable for use... Read more
Antenna
Basics of building HF/VHF cubical quad antennas
Basics of building HF/VHF cubical quad antenas Read more
Triband Receiving Loop for 160/80/40m by AC0C
“Noise is the constant companion of the stealth antenna warrior. And as the 160m season heats up this winter, the noise level of the house with... Read more
Super Vertical 40/80/160 Vertical-Array by IZ1RFF
Super vertical Vertical antenna for the low bands with differential reactance Configurations: 40/80 – 30/40/80 – 40/80/160... Read more
Kite antenna for 160-10m – Oceania DX Contest
“Testing a kite antenna for HF during the Oceania DX Phone Contest on Oct 3, 2010 at Tania Park, Balgowlah Heights, Sydney. The Rokkaku kite eas... Read more
Q52 Relay-switched 20-17-15-12-10 meter Yagi
See Q52 20 17 15 12 10 5-band Remote Switched 2el Yagi Coverage band in 2 segments whole band whole band whole band >1.1MH... Read more
SteppIR UrbanBeam Yagi antenna
“We’re champions of the little pistol,” says Mike Mertel, YASME Excellence Award winner and SteppIR Antennas President, as SteppIR Antennas announces... Read more
