Motorola GP360 User Manual

44
English
UTILITIES
COMPANDING
Companding is a collective term to define
compressing the audio signal on transmission
and expanding the audio signal on reception.
The overall effect is to reduce noise in the
received signal, giving you crisper, clearer
audio clarity. Companding should only be used
when other radios in your system have the
same companding feature available.
Yo u c a n sw i t c h On or Off Companding by
using a pre-programmed Companding button
or via the menu.
Using the Companding Button
1.
Press the Companding button to switch Com-
panding on, when the feature enable alert will
sound, the display icon A is lit and the
display will show
:
2. Press the Companding button again to switch
Companding off, when the feature disable alert
will sound, the display icon A extinguished
and the display willshow:
Using the Menu
Companding On
Companding Off
1 EnsureradioisinIDLESTATE.
2
c to enter Menu Mode.
3
+ or e until:
4
c to select.
5
+ or e until:
6
c to select.
Display shows
current status e.g. :
7
+ or e until:
8
c to select.
Display shows:
(for 2 seconds)
9
Radio exits menu
mode and display
shows e.g.:
Utilities
Companding
Off
On
Selected
Chan: 05

Motorola GP360 Specifications

Battery

battery life with standard high capacity NiMH battery low power	11 hours
battery life with standard high capacity NiMH battery high power	8 hours
battery life with ultra high capacity NiMH battery low power	14 hours
battery life with ultra high capacity NiMH battery high power	11 hours
battery life with NiCD battery low power	12 hours
battery life with NiCD battery high power	9 hours
battery life with Li-lon low power	11 hours
battery life with Li-lon high power	8 hours

Operating Environment

operating temperature	-20°C to +55°C
sealing	Withstands rain testing per MIL STD 810 C/D/E and IP54
shock and vibration	Protection via impact resistant housing exceeding MIL STD 810-C/D/E and TIA/EIA 603
dust and humidity	Protection via environment resistant housing exceeding MIL STD 810 C/D/E and TIA/EIA 603

Transmitter Specifications

frequencies full bandsplit VHF	136-174 MHz
frequencies full bandsplit UHF	403-470 MHz
channel spacing	12.5/20/25 kHz
frequency stability	±2.5 ppm
power VHF	1-5W
power UHF	1-4W

Receiver Specifications

frequencies full bandsplit VHF	136-174 MHz
frequencies full bandsplit UHF	403-470 MHz
channel spacing	12.5/20/25 kHz
frequency stability	±2.5 ppm
sensitivity (12 dB SINAD) EIA	0.25 µV typical
sensitivity (20 dB SINAD) EN	0.50 µV typical

Weight and Dimensions

dimensions with standard high capacity NiMH battery	137 x 57.5 x 37.5 mm
dimensions with ultra high capacity NiMH battery	137 x 57.5 x 40.0 mm
dimensions with NiCD battery	137 x 57.5 x 40.0 mm
dimensions with Li-lon battery	137 x 57.5 x 33.0 mm
weight with standard high capacity NiMH battery	428 gm
weight with ultra high capacity NiMH battery	508 gm
weight with NiCD battery	458 gm
weight with Li-lon battery	358 gm