Electrical Specifications; Power Requirements; Frequency Range And Channel Spacing; Frequency Synthesizer Step Size - RF Technology T220 Operation And Maintenance Manual

7 SPECIFICATIONS

7.4 Electrical Specifications

7.4.1 Power Requirements

Operating Voltage - 10.5 to 16 Vdc with output power reduced below 12 Vdc
Current Drain - 5A Maximum, typically 0.25A Standby
Polarity - Negative Ground

7.4.2 Frequency Range and Channel Spacing

215 to 240 MHz
12.5KHz spacing

7.4.3 Frequency Synthesizer Step Size

Step size is 5 or 6.25kHz, fixed

7.4.4 Frequency Stability

± 2.5 ppm over 0 to +60 C, standard
± 1ppm over -20 to +60 C, optional

7.4.5 Number of Channels

100, numbered 00 - 99

7.4.6 Antenna Impedance

50 Ω

7.4.7 Output power

Preset for 2-25 Watts
RF Technology T220 Page 19