Motorola HT1250, Service Manual

Page: 88 / 96

8-22 Model Chart and Test Specifications
*with Hear Clear
*with Hear Clear
Transmitter
Specification
800 MHz 900 MHz
Frequency Range:
Transmit
Talkaround
806-821 MHz
851-866 MHz 896-902 MHz
935-941 MHz
Power Output: 2.5W @ (806-821 MHz)
2W @ (851-866 MHz)
2.5W @ (896-902 MHz)
2.5W @ (935-941 MHz)
Channel Spacing: 25 kHz 12.5 kHz
Freq. Stability
(-30
°
C to +60
°
C, 25
°
Ref.)
±2.5 ppm ±1.5 ppm
Emission (Conducted & Radiated): -13 dBm per FCC
FM Modulation: 16 KOF3E
Audio Response:
(from 6 dB/oct. Pre-Emphasis, 300
to 3000Hz)
+1 to -3 dB
Audio Distortion: 3% Typical
Modulation Limiting: ±5 kHz @ 806-821 MHz
±2.5 kHz
FM Hum & Noise (Companion
Receiver): -40 dB -45 dB*
Receiver
Specification
800 MHz 900 MHz
Frequency Range 851-866 MHz 935-941 MHz
Sensitivity 12dB EIA SINAD: .35 µV
Channel Spacing 25 kHz 12.5 kHz
Intermodulation ETS -70 dB -65 dB
Adjacent Channel Selectivity ETS -70 dB -60 dB
Spur Rejection: -70 dB
Rated Audio: 0.5 W
Audio Distortion@Rated Audio 3% Typical
Audio Response:
(from 6 dB/oct. De-Emphasis, 300 to
3000Hz)
+1 to -3 dB
Hum and Noise: -45 dB -45 dB*
Conducted Spurious Emmission: -57 dBm
Specifications subject to change without notice. All electrical specifications and methods refer to EIA/TIA 603 standards. Professional Series radios meet
or exceed requirements of MIL STD 810 C, D, E.