User's Guide

PM1200 Mobile Radio with Control Head 27
Radio Firmware Features
MDC-1200 is a 1200 baud pre-coded MSK signaling system intended
for use in both limited and full function terminals for both voice-shared
and dedicated channel data applications. A logical "1" is represented
by 1800Hz, and a logical "0" by 1200Hz. It is used to enhance basic
voice communications by adding digital data communication to the
system. MDC is reliable and high-speed signaling on standard voice
grade communication equipment.
12.1.1 PM1200 Digital ANI Encoder Option Board Features
This option board has the features as shown following:
o ANI sent at beginning, end or both.
o "Go-ahead" beep sounds when ready for voice transmission.
o Courtesy beep transmitted when radio is unkeyed.
o Emergency message sent with Emergency button pressed.
o DTMF ANI
o Emergency message open microphone monitor.
12.2 PM1200 Quik-Call II Decoder Option Board Features
Quik-Call II decoder decodes either single tone or a sequence of two
tones. The Quik-Call II tones are normally located within the audible
frequency range. The software shall support for the Quik-Call II
Decode for the following radio features: Call Alert with Voice and
Selective Call. The Quik-Call II features supported are: the Quik-Call
Individual Call and the Quik-Call Group Call. The PM1200 Quik-Call
Decoder only supports Tone A and Tone B.
PM1200.book Page 27 Thursday, June 21, 2007 3:58 PM