Technical Manual

ATLAS 4500 Multimode Station Technical Manual July 2016 2-7
Specifications Section 2 - Product Overview
700/800MHz
Table 2.3 General Specifications
Parameter Values
Mounting 19” rack or shelf
Dimensions (Height x Width x Depth) 3.5" x 19" x 17.9" (89 x 483 x 455mm)
Weight 24.25 pounds (11 kg)
Operating Temperature Range -22°F to +140°F (-30°C to +60°C)
Power Requirements
AC: 90-264 VAC, 47-63 Hz
or
DC: 24-58 VDC
positive or negative ground
Power Consumption
100 W
Tx 430 W
Rx 28 W
RF Interconnects
Tx: N Female
Rx: N Female
Channel Spacing 12.5 kHz
FCC Compliance Parts 15 and 90
Modulation
TX: C4FM, H-DQPSK (Linear and Linear Simulcast)
RX: C4FM,H-CPM, FM
Table 2.4 Transmitter Specifications
Parameter VHF UHF 700 / 800 MHz
Frequency Range 136-174 MHz 380-520 MHz 763-776 MHz, 850-870 MHz
RF Power Output 1-100 Watts
Electronic Switching
Bandwidth
Full Bandwidth
Duty Cycle 100%
Output Impedance 50 
Spurious Emissions 90 dB
Harmonic Emissions 90 dB
Modulation Fidelity 3%
Intermodulation Attenuation
40 dB
80 dB With External Isolator
Audio Response As per TIA
Analog Audio Distortion 2%
Frequency Stability
[-22°F to +140°F
(-30°C to +60°C)]
1 PPM (Internal)
0.1 PPM (External Ref: GPS Synchronized)
Digital Emission Designator 8K10F1E, 8K10F1D, 8K10F7E
Analog Emission Designator 11K0F3E 11K0F3E 16K0F3E, 14K0F3E