Technical Specifications - Motorola CDM Series Detailed Service Manual

Technical Specifications

*Frequencies – Full Bandsplit
Channel Spacing
Frequency Stability
(-30°C to +60°C, +25° Ref.)
Power
Modulation Limiting
FM Hum & Noise
Conducted/Radiated Emission
Adjacent Channel Power
Audio Response
(300 – 3000 Hz @ 20/25 kHz)
(300 – 2550 Hz @12.5 kHz)
Audio Distortion
@1000Hz, 60%
Rated Maximum Deviation
*Frequencies – Full Bandsplit
Channel Spacing
Sensitivity (12 dB SINAD)
Intermodulation
Adjacent Channel Selectivity
Spurious Rejection
Rated Audio
Audio Distortion @ Rated Audio
Hum & Noise
Audio Response
(300 – 3000 Hz @ 20/25 kHz)
(300 – 2550 Hz @12.5 kHz)
Conducted Spurious Emission
*Availability subject to the laws and regulations of individual countries.
Transmitter
Receiver
VHF
VHF 136–174 MHz
12.5/20/25 kHz
±2.0 ppm
1–25W
±2.5 @ 12.5 kHz
±4.0 @ 20 kHz
±5.0 @ 25 kHz
-40 dB @ 12.5 kHz
-45 dB @ 20/25 kHz
-36 dBm <1 GHz
-30 dBm >1 GHz
-60 dB @ 12.5 kHz
-70 dB @ 25 kHz
+1 to -3 dB TIA/EIA box
<3% typical
VHF
VHF 136–174 MHz
12.5/20/25 kHz
0.30 µV (0.22 µV typical)
>65 dB (ETS)
75 dB @ 12.5 kHz (TIA)
78 dB @ 25 kHz (TIA)
Base Mode: >70dB
(1–25W model only)
65 dB @ 12.5 kHz
75 dB @ 20 kHz
80 dB @ 25 kHz
75 dB @ 12.5 kHz
80 dB @ 20/25 kHz
3W Internal
7.5W External
13W External
<3% typical
-40 dB @ 12.5 kHz
-45 dB @ 20/25 kHz
+1 to -3 dB TIA/EIA box
-57 dBm <1 GHz
-47 dBm >1 GHz
Section 4: 1-3
6881091C63-F