Uhf Radio Specifications - Motorola ASTRO SPECTRA Service Manual

Model Numbering, Charts, and Specifications

UHF Radio Specifications

GENERAL
FCC Designations:
Temperature Range:
Operating: –30°C to +60°C
Storage: –40°C to +85°C
Power Supply: 12 Vdc Negative Ground Only
Battery Drain: (Maximum)
1–6 Watt Variable:
Standby @ 13.8 V:
Receive at Rated Audio @ 13.8 V:
Transmit @ Rated Power:
10–25 Watt Variable:
Standby @ 13.8 V:
Receive at Rated Audio @ 13.8 V:
Transmit @ Rated Power:
20–40 Watt Variable:
(30 W Max. in Talkaround Mode)
Standby @ 13.8 V:
Receive at Rated Audio @ 13.8 V:
Transmit @ Rated Power:
78 Watt (Range 3 & 4)/110 W (Range 1 & 3):
Standby @ 13.8 V:
Receive at Rated Audio @ 13.8 V:
Transmit @ Rated Power:
Dimensions (H x W x D)
W4, W5, and W7 Models:
Remote-Mount Control Head: 2.0" x 7.1"x 2.2"
(50.8 mm x 180.3 mm x 55.9 mm)
Dash-Mount Radio: 2.0" x 7.1"x 8.6"
(50.8 mm x 180.3 mm x 218.4 mm)
W9 Model:
Remote-Mount Control Head: 3.4" x 6.5"x 1.7"
(86.4 mm x 165.1 mm x 43.2 mm)
Speaker: (excluding mounting bracket)
5.5" x 5.5"x 2.5"
(139.7 mm x 139.7 mm x 63.5 mm)
Weight:
Mid-Power Radio:
High-Power Radio: 11.2 lbs (5.1 kg)
Speaker:
All measurements are taken in the test mode at 25 kHz channel spacing except where indicated.
6881076C20-E
AZ492FT4786 Frequency Range:
AZ492FT4787 Range 1:
Range 2:
Range 3:
Range 4:
Channel Spacing:
Input Impedance:
Frequency Separation:
0.7 A Range 1 and 4:
3.0 A Range 2 and 3:
4.0 A
Sensitivity: (per EIA spec. RS204C)
0.7 A 20 dB Quieting: (25 kHz Channel Spacing)
3.0 A With Optional Preamp:
7.0 A Without Optional Preamp:
12 dB SINAD (25 kHz Channel Spacing)
With Optional Preamp:
0.7 A Without Optional Preamp:
3.0 A
13.0 A Selectivity: (per EIA Specifications)
(Measured in the Analog Mode)
0.8 A 25 kHz Channel Spacing:
4.0 A 12.5 kHz Channel Spacing:
31.5 A
Intermodulation: (per EIA Specifications)
(Measured in the Analog Mode)
With Optional Preamp:
Without Optional Preamp:
Spurious Rejection:
With Optional Preamp:
Without Optional Preamp:
Frequency Stability:
(–30° to +60°C; 25°C Reference):
Audio Output: (per EIA Specifications)
(Measured in the Analog Mode):
5 Watts at Less Than 3% Distortion
6.1 lbs (2.8 kg) 10 Watts Optional with Reduced Duty Cycle
1.5 lbs (0.7 kg)
Specifications subject to change without notice.
* Maximum power 78 Watts above 470 MHz.
RECEIVER
403–433 MHz
438–470 MHz
450–482 MHz
482–512 MHz
12.5 kHz or 25 kHz
50 Ohm
30 MHz
32 MHz
0.30 µV
0.50 µV
0.20 µV
0.35 µV
–75 dB
–70 dB
–70 dB
–75 dB
–80 dB
–83 dB
±0.00025%
12 Watts for High-Power Radios
TRANSMITTER
Frequency Range:
Range 1:
Range 2:
Range 3:
Range 4:
Rated Output Power:
Low-Power Radio: 1–6 Watt Variable
Mid-Power Radio: 10–25 Watt Variable
20–40 Watt Variable
High-Power Radio: 50–110* Watt Variable
Channel Spacing: 12.5 kHz or 25 kHz
Output Impedance:
Frequency Separation:
Range 1 and 4:
Range 2 and 3:
Frequency Stability:
(–30° to +60°C; 25°C Ref.):
Modulation Limiting:
25 kHz Channel Spacing:
12.5 kHz Channel Spacing:
FM Hum and Noise:
(Measured in the Analog Mode):
Emission (Conducted and Radiated): –70 dB
Audio Sensitivity:
(For 60% Max. Deviation at 1 kHz): 0.08V ±3 dB
Audio Response:
(Measured in the Analog Mode)
(6 dB/Octave Pre-Emphasis 300 to 3000Hz):
Emissions Designators:
8K10F1E, 11K0F3E, 15K0F2D, 16K0F3E,
20K0F1E, 15K0F1D, 11K0F1D, and 11K0F2D
January 29, 2003
xxxvii
403–433 MHz
438–470 MHz
450–482 MHz
482–512 MHz
50 Ohm
30 MHz
32 MHz
±0.00025%
±5.0 kHz
±2.5 kHz
–45 dB
+1,–3 dB