Test Points; Electrical Specifications; Power Requirements; Frequency Range And Channel Spacing - RF Technology R220 Operation And Maintenance Manual

7.3.3 Test Points

7.3.3 Test Points
Line Output Level - 1 + Gnd
Receive Signal Strength - 1 + Gnd
Tuning Voltage - 1 + Gnd
Serial Data (RS232) - 2 + Gnd
7.4

Electrical Specifications

7.4.1

Power Requirements

Operating Voltage - 10.5 to 16 Vdc
Current Drain - 250mA Max.
Polarity - Negative Ground

7.4.2 Frequency Range and Channel Spacing

215 – 240 MHz 12.5KHz
7.4.3

Frequency Synthesizer Step Size

5.0 or 6.25 KHz
7.4.4

Frequency Stability

+/- 1 ppm, 0 to +60 C
7.4.5

Nominal Antenna Impedance

50 Ω
Page 20
7 SPECIFICATIONS
RF Technology R220