iv
PERFORMANCE SPECIFICATIONS FOR
SPECTRA CONVENTIONAL 4 WATT AND 30 WATT RADIOS
GENERAL
Channel Capability
128 Conventional 900MHz frequencies (A4 Model)
128 Conventional 900MHz frequencies (A5 Model)
128 Conventional 900MHz frequencies (A7 Model)
Primary Power
12Vdc negative ground only
Dimensions
2.0" H x 7.1" W x 8.6" L
Weight
5.5 lbs.
Metering
All adjustments and alignments are performed electronically using an IBM Personal
Computer, a Radio Interface Box (RIB) and Radio Service Software.
Environmental
Meets MIL 810D environmental specifications for vibration, shock, rain, dust, and salt fog.
Maximum Battery Current Drain
Model
Frequency
Minimum RF
Operation
Standby @
Receiver @
Transmit @
(MHz)
Power Output
13.8V
13.8V
Rated Power
D37KMA7JA5_K
TX: 896-902 RX: 935-941
30 watts
+12Vdc
.5A
2.5A
14.5A
935-941
D37KMA7JA7_K
TX: 896-902 RX: 935-941
30 watts
+12Vdc
.5A
2.5A
14.5A
935-941
D37KMA7JA7_K
TX: 896-902 RX: 935-941
4 watts
+12Vdc
.5A
2.5A
4.5A
935-941
D37KMA7JA4_K
TX: 896-902 RX: 935-941
30 watts
+12Vdc
.5A
2.5A
14.5A
935-941
TRANSMITTER
Output Impedance
50 ohms
Spurious and Harmonic
More than 70dB below carrier (for EIA spec. RS152B)
Emissions
Frequency Stability
±.00015% of assigned center frequency from –30°C to +60°C ambient (+25°C reference)
Modulation
10K0F1D, 11K0F2D, and 11K0F3E
Audio Sensitivity
0.080V ±3dB for 60% maximum deviation @1000Hz
Audio Response
+1, –3dB of a 6dB/octave pre-emphasis characteristic from 300 to 3000Hz
Audio Distortion
Less than 2% @ 1000Hz, 60% maximum deviation
Maximum Frequency
6MHz within each of two groups, 896-902 and 935-941MHz
Separation
FM Hum and Noise:
–40dB
EIA Method
RECEIVER
Channel Spacing
12.5kHz
Sensitivity:
(per EIA spec. RS204C)
20dB quieting
.40µV
EIA SINAD
.30µV
Selectivity: EIA SINAD
–70dB @ ±12.5kHz; –80dB @ ±25kHz
Spurious & Image Rejection
90dB
Intermodulation: EIA SINAD
–70dB @ ±12.5kHz; –80dB @ ±25kHz
Input Impedance
50 ohms
Audio Output
105dB SPL @ less than 3% distortion
Maximum Frequency Separation
6MHz
Frequency Stability
±.00015% of assigned center frequency from –30°C to +60°C ambient
(+25°C reference)
SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.
ALL MEASUREMENTS IN TEST MODE WITH HEARCLEAR DISABLED.
FCC TRANSCEIVER DESIGNATION
ABZ89FT5665 (30 watts)
ABZ89FT5703 (4 watts)
Содержание Spectra
Страница 6: ...v PERFORMANCE SPECIFICATIONS FOR SPECTRA PRIVACY PLUS TRUNKED CONVENTIONAL 900 MHz RADIO ...
Страница 7: ...vi PERFORMANCE SPECIFICATIONS FOR SPECTRA SMARTNET TRUNKED CONVENTIONAL 900 MHz RADIO ...
Страница 8: ...vii PERFORMANCE SPECIFICATIONS FOR SPECTRA 9000 RADIOS 900 MHz 30 WATTS ...
Страница 25: ...1 GENERAL INFORMATION 1 ...
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Страница 75: ...INSERT GXW 4278 O PICKUP FROM PW 4320 O 55 CONTROL STATION WIRING DIAGRAM ...
Страница 79: ...PUSHBUTTON SPECTRA 900 MHz RADIO MECHANICAL EXPLODED VIEW 59 INSERT GXW 6225 B ...
Страница 96: ...82 MECHANICAL EXPLODED VIEW PARTS LIST FOR SPECTRA 900 MHz RADIO ...