“Jouni Hiltunen, OH2GVD, sent me this old Soviet Union (Russia, for those of you too young to remember the cold war) military radiotelegraph key. Fascinating device! I examine it in considerable detail. Many thanks to Jouni!”
Antenna
160-6m HF VERTICAL ANTENNA, 43ft, 1500W
Get 160-6 Meters Coverage and 1500 Watt Operation with a single antenna! This MFJ-2990 is a 43-foot self-supporting vertical antenna that cover... Read more
10 $ WIFI 16dBi Super Antenna Pictorial
“In this pictorial I’m showing you how to make a 16dBi very powerful wifi antenna for under 10 dollars. I’ve already posted a movie... Read more
W5GI Mystery Antenna
A multi-band wire antenna that performs exceptionally well even though it confounds antenna modeling software Article by W5GI ( SK ) The design... Read more
Log Periodic Antennas – “ARRL The Doctor is In” podcast. Listen…and learn!
These directional antennas may look like Yagis, but they are quite different. The Doctor explains! Read more
Vertical Dipole Bravo 7K – 7 band coverage: 40-30-20-17-15-12-10
Vertical Dipole Bravo 7K 7 band coverage: 40-30-20-17-15-12-10 manual tune 20-17-15-12-10 meters are full size setting tubing lengths High Q... Read more
Equipment
MFJ Antenna Switches [ Video ]
MFJ Antenna Swiches MFJ-1702C MFJ-2702 MFJ-2703 MFJ-2704 MFJ-1701 MFJ-1703 MFJ-1700C Read more
Icom IC7610 – RX and Menu [ Video ]
Icom IC7610 The SDR Everyone Wants! Receivers Independent direct sampling receivers capable of receiving two bands/two modes simultaneously. DIGI-SEL... Read more
Mountain Topper Tri-Bander
Mountain Topper Tri-Bander Developed by Steve Weber KD1JV Designs FULLY ASSEMBLED – Manufactured by LNR Precision, Inc. A very small, very effi... Read more
sBITX – An open source SDR that you can hack
Here how to convert your existing homebrew radio into a full-fledged SDR for less than$100. The idea of hybrid architecture was first implemented in t... Read more
Anan-100BE SDR multi-mode transceiver
The Apache Labs ANAN-100BE is an entry level, High Performance 100 watt HF + 6M Software Defined Radio multi-mode transceiver. The receiver is... Read more
VHF
QUANSHENG TG-42AT VHF 136-174Mhz
TG42ATQUANSHENG TG42AT VHF 136-174Mhz Key Specifications/Special Features: Frequency: VHF:136-174Mhz Li-ion Battery :7.4V 1500mA 99 channels Supports... Read more
SAMCOM Mini Mobile Radio 218
SAMCOM Mini Mobile Radio 218 Key Specifications Frequency Range V:136.000MHz-174.000MHz V:220.000MHz-248.000MHz U:400.000MHz-470.000MHz System F3E(FM)... Read more
Icom ID-52 DSTAR Handheld With Ray Novak At Huntsville Hamfest!
“Always great to see Ray Novak at every hamfest I attend. This year was at the Huntsville Hamfest 2021. A lot of people are eagerly waiting for... Read more
Kenwood TM-V71A Full Dual Bander 144/430MHz
The Kenwood TM-V71A is a true dual-band operation radio so VHF+VHF/VHF+UHF/UHF+UHF operation is possible. The detachable control head is easily connec... Read more
Alpha 8406 – 6 Meter Linear Amplifier
Whether you are a weak signal operator or a serious contester, the 8406 is the ultimate 6 M amplifier. It handles continuous duty modes like WSJT with... Read more
Review
RTL-SDR VS SDRPlay
A Comparison between the rtl-sdr and sdrplay across different frequencies and settings. Measuring the signal to noise ratio and graphing results.... Read more
Got Amplifier. Do I Need Bigger Coax?
Got Amplifier. Do I Need Bigger Coax? Read more
MFJ Big Ear Portable Dipole Review – K6UDA Radio Episode 25
“I’m reviewing the new MFJ-2289 Big Ear Portable rotatable dipole antenna this week. I’ve switched things up just a bit and I’... Read more
Yaesu FT 891 Install And First Contact
“If you are thinking of adding a new radio to your shack or mobile check out this video on the new Yaesu FT-891! It is my opinion that you can... Read more