K5ACL making his first Amateur Radio satellite contact today with KG5CCI on the AO-85 satellite.Setup included the Kenwood TM-V71A
VHF
The ARRL Repeater Directory (Pocket-size)
The ARRL Repeater Directory (Pocket-size) The best directory of frequencies for repeaters around the country!The ARRL Repeater Directory includ… Read more
How to Extend Radio Range Without Adding a Repeater?
How to Extend Radio Range Without Adding a Repeater? When there’s a need to extend the coverage of handheld two-way radios, the first option is usuall… Read more
New UHF ISS Digipeater!
“Recently, the old VHF Ericsson handheld used for the digipeater on the ISS died and it was replaced with an equivalent UHF one. This is my firs… Read more
The Ten Cent Modification You Can Do to Double Your Radio’s Range
by David Spero Some things in life you can never have too much of. But for this article, we’ll concentrate just on radio range/efficiency! There are… Read more
Review
Cable stripping has never been easier with CableKnife
CableKnife claims the title of the “world’s best hand held cable stripper” and looking at the prototype, I find it difficult to disagree with this lab… 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
![Icom IC-7300 Morse Code and Display Overview [ Video ]](http://www.iz4wnp.it/wp-content/uploads/2017/11/ICOM_IC7300_RADIO-190x122.jpg)
Icom IC-7300 Morse Code and Display Overview [ Video ]
Icom revealed their first Software Defined Radio (SDR) HF transceiver, the IC-7300, on Saturday, August 22nd 2015, at the Tokyo Ham Fair… Read more
Equipment
SX-2000 QRP HF transceiver with touch screen
SX-2000 QRP HF transceiver “”I had in mind for a long time to realize an HF transceiver complete with all the functions of a commercial ap… Read more
Azuru HF + 6m Amplifier – HamFair 2017
Azuru Corporation is a booth of Hamfair 2017 at the company’s booth, HF (1.8 to 28 MHz band) + 50 MHz band linear amplifier “AZR – 5… Read more
Codan 2110M – HF Transceiver – Military
Frequency rangeTransmit: 1.6 to 30 MHz, 10 Hz steps Receive: 0.25 to 30 MHz, 10 Hz steps Frequency Stability: ±0.5 ppm from –30°C to +60… Read more
Airspy advanced open-source software defined radio receiver
What is Airspy? Airspy is an advanced open-source software defined radio receiver with adequate dynamic range, capable of sampling 10MHz… Read more
YouKits HB1B upgrade
“RadioSet-GO, your source for unique, trail friendly QRP radio designs; simple, efficient, portable, and attractive all-in-one low power… Read more
Digital Modes
New Digital Modes Changing Complexion of Bands and Perhaps of Ham Radio
The wave of software-based digital modes over the past several years has altered the atmosphere of the HF bands. Some suggest the popularity of modes… Read more
Everybody’s Trying the New FT8!
“FT8 is the newest weak-signal mode from Joe Taylor, K1JT, and friends. It operates very much like JT65 but is four times faster and more automa… Read more
Goodbye FT8, Hello Olivia, The Magic HF Digital Mode
“So many people have started using FT-8 on HF, but they leave all the other modes to die off, like Olivia. Olivia isn’t new, but it offers… Read more
Caution Urged in Using High Duty Cycle Digital Modes via Satellite
A report in ANS-288 discussed an experiment operating with the WSJT-X FT8 digital mode via satellite. Satellite operators have gained more experience… Read more
FT-8 Digital Mode Has Taken Over The HF Bands!
“Finally got my antenna back up today, decided to take a browse through the bands. There is a ton of FT-8 to be had on all the HF bands. Don… Read more
