Wouxun KG-UV9PX+
A feature-packed analog handheld that puts receiver performance, flexible scanning, and emergency communications ahead of digital modes. The Wouxun KG-UV9PX+ is not trying to be another inexpensive dual-band…
VHF
VHF
How to Build a Raspberry Pi APRS iGate with Direwolf
An APRS iGate receives Automatic Packet Reporting System packets over radio and forwards them to the APRS-IS network. This lets stations heard in your area appear on services…
Overview — What CTCSS and DCS Are
CTCSS (Continuous Tone-Coded Squelch System) and DCS (Digital-Coded Squelch) are privacy code systems used in analog two-way radio communications. They do not create new channels nor encrypt your…
Harmonics in the 2-Meter Amateur Radio Band (144–148 MHz)
The 2-meter band is one of the most heavily used portions of the VHF spectrum in amateur radio. Its popularity for FM repeaters, simplex operation, packet, APRS, satellites,…