PRR Headset for Motorola T Series Walkie Talkie
The PRR headset, like other commercially available handsfree for talkie or cell phone, has a mic and a speaker. This page discribes how to modify the PRR headset to fit Motorola T series talkies.
The modification requires:
- a plug for Motorola T series Talkie, which you can get one by cutting the handsfree you have, or get a suitable plug from hardware shop
- a switch, SPST
- a PRR headset
The modification is simple, just follows the schematics below:

Please note that we cannot guarantee all versions of headset has the same colour code. Please bear in mind that the 2 wires connects to the switch (and common) are usually a shield wire (which has coaxial shielding outside).
We make use a popular PTT switch of an old handsfree, and connects the wires to the PCB.
Disclaimer
The Special Force Regiment makes no warranty, statement or representation, express or implied, with respect to the accuracy, availability, completeness or usefulness of the information, contained herein, and in so far as permitted by law, shall not have any legal liability or responsibility (including liability for negligence) for any loss, damage, or injury (including death) which may result, whether directly or indirectly, from the supply or use of such information.