KENWOOD Model TR-7800 FM Transceiver

Circa 1980

A VHF FM transceiver designed for use in the amateur (ham) radio 2-meter band. It functions as both a mobile unit in a vehicle or as a base station with an appropriate power supply and antenna.

Use Case:

It allows licensed amateur radio operators to communicate via voice (FM mode) over short to long distances, including accessing remote repeater stations to extend their range. Key features for operation include 15 memory channels, channel and band scanning, and adjustable transmit power (5 or 25 watts).

Historical Significance:

A classic example of the "black box" style amateur radios from the late 1970s/early 1980s that utilized microprocessors and frequency synthesizers, allowing for keypad entry of frequencies and memory channels. This represented a significant technological advancement over older, crystal-controlled radios, making the hobby more accessible and versatile. Many units are still in use today (as of 2026) and are praised for their durable construction and good audio quality, highlighting the build standard of that era.

(H-7.5cm x W-17.5cm x D-23cm)