Motorola Two Way Portable Radio Ht750 Ht1250 Mtx850 Mtx1250 Mtx8250 Mtx9250 Supplement Basic 68p81093c57 B Manual

							Model Chart and Test Specifications8-3
8.4 SpeciÞcations - HT750¥LS/MTX450/MTX4500/MTX150/MTX1500 
Radios
General
SpeciÞcation UHF VHF
Model Numbers:
HT750¥LS/MTX450
MTX4500
MTX150
MTX1500
AAH25RDC9GB3AN
AAH25RDH9GB6AN
AAH25KDC9GE3AN
AAH25KDH9GE6AN
Frequency Range:
403-470 MHz 136-174 MHz
Frequency Stability:
(-30°C to +60°C, 25°C Ref.)±5 PPM @ 25 KHz
±2.5 PPM @ 12.5 KHz
Channel Capacity:
HT750¥LS/MTX450
MTX450016 Channels
160 Channels
Channel Spacing:12.5/20/25 KHz
Power Supply: 7.5 volts rechargeable battery
Dimensions:
WithNiMH High Capacity Battery:
With NiMH Ultra-High Capacity Battery:
With NiCd Battery:
With LiIon Battery:
5.40 in. x 2.26 in. x 1.50 in. (137mm x 57.5 mm x 37.5mm)
5.40 in. x 2.26 in. x 1.60 in. (137mm x 57.5 mm x 40mm)
5.40 in. x 2.26 in. x 1.60 in. (137mm x 57.5 mm x 40mm)
5.40 in. x 2.26 in. x 1.30 in. (137mm x 57.5 mm x 33mm)
Weight:
With NiMH High Capacity Battery:
With NiMH Ultra-High Capacity Battery:
With NiCd Battery:
With LiIon Battery:15.0 ounces (420 grams)
17.5 ounces (500 grams)
15.8 ounces (450 grams)
12.5 ounce (350 grams)
Average Battery Life @ 5-5-90 Duty Cycle*:
With NiMH High Capacity Battery:
With NiMH Ultra-High Capacity Battery:
With NiCd Battery:
With LiIon Battery:Low Power
11 hours
14 hours
12 hours
11 hoursHigh Power
8 hours
11 hours
9 hours
8 hours
Sealing: Passes rain testing per IP54 and MIL-STD 810E
Shock:Meets MIL-STD-810-C,D & E and TIA/EIA 603
Vibration: Meets MIL-STD-810-C,D & E and TIA/EIA 603
Dust:Meets MIL-STD-810-C,D & E and IP54
Humidity: Meets MIL-STD-810-C,D & E and TIA/EIA 603
* 5% receive, 5% transmit, 90% standby 
						

							8-4Model Chart and Test Specifications
Transmitter
SpeciÞcation UHF VHF
Power Output NiMH @ 7.5V:1W/4W1W/5W
Spurs/Harmonics: -36 dBm < 1GHz 
-30 dBm > 1 GHz
Audio Response:
(from 6 dB/oct. Pre-Emphasis, 300 to 3000 
Hz)
+1 to -3 dB
Audio Distortion:
@ 1000 Hz, 60%
Rated Max. Dev.< 5%
Modulation Limiting:±2.5 KHz @ 12.5 KHz
±4.0 KHz @ 20 KHz
±5.0 KHz @ 25 KHz
FM Hum and Noise: -40 dB Typical
Receiver
SpeciÞcation UHF VHF
Sensitivity (12 dB SINAD) EIA:0.35 mV
Sensitivity (20 dB SINAD) ETS: 0.5 mV
Intermodulation:-65 dB
Adjacent Channel Selectivity ETS: -60 dB @ 12.5 KHz
-70 dB @ 20/25 KHz
Spurious Rejection:-70 dB
Rated Audio: 0.5 W
Audio Distortion @ Rated Audio:3% Typical
Hum and Noise: (With Low Level Expansion 
Enabled)-45 dB @ 12.5 KHz/-50 dB @ 20/25 KHz
Audio Response: (from 6 dB/oct. de-Emphasis, 300 
to 3000 Hz)+1 to -3 dB
Conducted Spurious Emission: -57 dBm 1 GHz
SpeciÞcations subject to change without notice. All electrical speciÞcations and methods refer to EIA/TIA 603 
standards. PRO Series radios meet or exceed requirements of MIL STD 810 C, D, E. 
						

							Supplement to
Basic Service Manual 
(Canada Only)
Professional Portable Radio Basic Service Manual 68P80906Z54quality
versatility
Professional Radio
As Dedicated As You Areª
CA, Motorola, Professional Radio - As Dedicated As You Are, HT
Series, MTX Series, and Call Alert are trademarks of Motorola, Inc.
LTR is a registered trademark of E.F. Johnson Company.
© 2000, 2001 Motorola, Inc. All Rights Reserved. Printed In U.S.A.*6881093C57*68P81093C57-B
quality
HT750¥LS
MTX150
MTX450
MTX1500
MTX4500Portable Radios
versatility