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GENERAL INFORMATION
1-8
February 2001
Part No. 001-9800-001
900 MHz 989x SPECIFICATIONS
The following are general specifications intended for use in testing and servicing this transceiver. For current
advertised specifications, refer to the specification sheet available from your sales representative. Specifications
are subject to change without notice.
GENERAL
Frequency Range Transmit - 896-902 MHz Std., 935-941 MHz conv. talk-around
Receive - 935-941 MHz
Operating Modes LTR (trunked) and Conventional (non-trunked)
Systems and Groups Selectable Low Tier: Up to 16 system/group combinations
Mid Tier: Up to 16 systems with up to 16 groups each
High Tier: Variable from 100 1-group to approx. 40 16-group systems
Mounting Location Dash (low tier), Dash or Remote (high tier)
Transmit/Receive Separation 39 MHz standard, 0 MHz talk-around
Channel Spacing 12.5 kHz
Frequency Stability 1.5 PPM from –22° to +140° F (–30° to +60° C)
Dimensions 2.1” x 6.0” x 7.5” (HxWxD)
Weight 3.5 lbs (1.59 kg)
Power Requirement 13.6 volts DC nominal, negative ground
Current Drain 300 mA maximum (receive standby)
1.5 A maximum (receive, rated audio output)
7.0 A maximum (transmit, 15 W output)
11.0 A maximum (transmit, 30W output)
FCC Compliance Parts 15 and 90
RECEIVER
Sensitivity (12 dB SINAD) 0.35 µV
Selectivity –65 dB
Spurious and Image Rejection –70 dB
Intermodulation –70 dB
Hum and Noise –38 dB
Maximum Frequency Spread Any spread within the range
Audio Power Output 5 watts (external 4.7-ohm speaker), 3 watts (internal 8-ohm speaker)
Audio Distortion Less than 5% at 1 kHz with 60% deviation
Audio Response +1, –3 dB per octave de-emphasis per standard TIA
RF Input Impedance 50 ohms
TRANSMITTER
RF Power Output Medium power version - 15 watts (adjustable to 2-15 watts)
High power version - 30 watts (adjustable to 10-30 watts)
Spurious and Harmonic Emissions –70 dB
FM Hum and Noise –40 dB
Audio Modulation 12.5 kHz - 11K0F3E (voice) 11K6F1D (data)
Audio Distortion Less than 5% at 1 kHz with 40% modulation
Audio Frequency Response 6 dB per octave pre-emphasis per standard TIA
Maximum Frequency Spread Any spread within the band
RF Output Impedance 50 ohms
Duty Cycle 20% standard TIA