Motorola ASTRO SPECTRA Service Manual

February 3, 2003 6881076C20-E
7-8 Encryption: Over-the-Air Rekeying
If the display shows NO
ACK
and a bad-key
tone sounds, then the
dispatcher has not
acknowledged your
request after the radio
has tried five times to
send it.
The radio then returns
to the display
message in step 2,
allowing you to retry
the request.
If the request is
accepted and the
radio is successfully
rekeyed, the display
momentarily shows
REKEYED.
If the display
momentarily shows
DENIED and a bad-key
tone sounds, the
request has been
denied by the
dispatcher, and the
radio returns to the
home display.

Motorola ASTRO SPECTRA Specifications

General

Frequency Range	136-174 MHz, 403-470 MHz
Number of Channels	Up to 255
Channel Spacing	12.5 kHz, 20 kHz, 25 kHz
Modulation	FM
Operating Temperature	-22°F to +140°F (-30°C to +60°C)