1200 Baud Radio Data Modem

1200 Baud Radio Modem (RF Modem): TDM-1

Product Manuals

TDM-1 Product Manual



Midian's TDM-1 is used to transmit and receive computer files and messages via two-way radio. The TDM-1 employs a 1200 baud modem for point to point or point to multi-point communications. It offers automatic push-to-talk with a programmable key-up delay, busy channel lockout and hang time.


Transmit and receive data for mobile data terminals, credit card swipers, reprogram electronic street signs, and more.


Connects to a PC using a DB-25 connector and to the two-way radio from an RJ-11 cable which can be adapted to many radios.