Es’hail 2 was launched last November and it is the first geostationary satellite to contain an amateur radio transponder. The satellite is positioned at 25.5°E which is over Africa. It’s reception footprint covers Africa, Europe, the Middle East, India, eastern Brazil and the west half of Russia/Asia.
VHF
145 MHz Low Loss Bandpass Helical Filter
Low Loss Bandpass by Mile Kokotov Basic design of the filter is from RSGB VHF-UHF Manual, but I made some modifications. Both Inductors... Read more
Introduction to APRS- the Automated Packet Reporting System
“The Automated Packet Reporting Service is a digital real-time communications system to share tactical information and messages. The most common... Read more
The Best DMR Radio? Anytone AT-D878UV Bluetooth GPS
To fully utilize all the features you have to use Windows PC to program this radio. Not Compatible with CHIRP and RT systems software. FCC Part 90 C... Read more
BTECH DMR-6X2 Digital (DMR) & Analog Two-Way Radio (with GPS and Recording)
The BTECH DMR-6X2 is the most versatile dual-band DMR radio available. Designed for both amateur and commercial usage with its large, bright 1.77... Read more
Digital Modes
FT8DMC 3rd Anniversary-Activity Days 2020
To commemorate our 3rd anniversary, special event stations will be on air during the FT8DMC Activity Days from 1. to 31. July 2020. All stations will... Read more
K1JT , JOE TAYLOR HINTS AT POSSIBLE NEW MODE!
In a post to the WSJT-X email group today, Joe Taylor K1JT hinted at some ongoing experimentation of a new digital mode with sub-modes. His post was a... Read more
WWSA GACW Contest Rules.
WWSA GACW I – Dates Second weekend of June of every year. From Saturday 15.00 UTC until Sunday 15.00 UTC. 24 hours period. II – Goal To co... Read more
Review
Langstone Project – SDR Transceiver using an Adalm PlutoSDR
https://www.youtube.com/watch?v=TgAkcmd7ixA Read more
5-MHz Interoperability Channels Designated for Wildfires and Hurricane Sally Response
The Federal Emergency Management Agency (FEMA) has announced that two 60-meter channels have been made available, as necessary, for interoperabil... Read more
ICOM IC 705 Raspberry Pi Setup WITH GPS
ICOM IC 705 Raspberry Pi Setup WITH GPS Read more
App - Mobile
SignalID – Automatic Radio Signal Identification for Android
There’s an incredible amount of radio signals. It’s impossible to know them all, let alone recognize them. So why not get help from Signal... Read more
EchoHam version v2.10 has been released
EchoHam allows Amateur Radio operators to use the Echolink network from their Mac. You must be a licensed Amateur Radio operator to use this software.... Read more
SatSat for IOS version 1.4.11 has been released
SatSat, by Fabrice Aneche is a satellite tracking software, for radio amateurs, scientists or hobbyists. It displays current and next passes for any s... Read more
GNU RADIO CODE FOR ANDROID NOW RELEASED
Supports the most recent version of GNU Radio (v3.8). Supports 32-bit and 64-bit ARM architectures (i.e., armeabi-v7a and arm64-v8a). Supports popular... Read more
