User's Manual

Repeater General Information and Safety Precautions
1-11
Table 1-1. R820 Specification
DESCRIPTION SPECIFICATION
Frequency Band A or B
Output Power 5 Watts
Filter Bandwidth Entire A or B band
Noise Figure 4 dB Typical
Maximum Input without damage -10 dBm
Input Impedance 50 ohms
Gain Range 55 dB to 85 dB
Gain Steps 2 dB
Signal Delay 5 usec max
Power 115 / 230 VAC, 60 / 50 Hz, 4 / 2 Amps
Alarms & Status Synthesizer, Amplifiers, Power Amplifier, Output Power, Oscillation
Interface RS-232 (modem optional)
Control Gain, Channel frequency, Auto Level Control, and Tracking Offset
Cooling Convection
Temperature Operating: -10 to +45ºC
Storage: -40 to +85ºC
Size 14.5” x 16” x 10”
Weight 55 lbs.
Weather Resistance NEMA 12
Connectors
RF
Control
AC Power
Battery
Type N
9 pin D-sub, 3 pin circular(see section 2 for pinout information)
3 pin Mini-circular(see section 2 for pinout information)
6 pin Mini-circular