Radioddity GD77S Voice Enabled

This Radio is voice enabled. Voice prompts are available for: Specifications: The User Manual is available from:

A FAQ is available here:


Rick VK4HC, has produced a codeplug, "Damo-13_5_18-from-Rick.dat" for the Radioddity GD-77S to work the Mt Coot-tha repeater and produced these instructions.

You will need a programming cable and to unzip and install the GD-77S CPS (Codeplug Software), as well as the Damo-13_5_18-from-Rick.dat codeplug data file. Both can be downloaded from the BDARS Dropbox folder:

Direct link to the BDARS Dropbox Download Folder.

The Codeplug Software application can also be downloaded from:

Firstly, established that you can hit the VK4RMC Mt Cooth-tha repeater (o/p 439.975 i/p 434.975 MHz) from your Location with a known working DMR radio.

The GD-77S Code Plug (CP) is programmed with the following Zones/Channels:

The buttons are as follows;
Button Short press Long press
SK1 (1st one under the PTT) Zone select Nothing programmed yet
SK2 (2nd one under the PTT) Channel info Channel info
TK (Top button next to antenna) High/low power select Long press = Scan On/off

All the above channels are in the scan list but the scan function has not been tested.

Glenn Lyons VK4PK - Content by Rick VK4HC
Ver:gnl12052018 - pre published v0.9