User manual

TRANSMITTER

Power Output 25 Watts

Conducted Spurious 60 dB Below Carrier (typical)

Modulation ±5.0 kHz (maximum)

Audio Sensitivity 40 millivolts (typical)

Audio Frequency

Characteristics (Per RS-I52B)

Within +1 to -3dB of 6 dB/octave pre-emphasis from 300

Hz to 3000 Hz per EIA standards. Post limiter filter per FCC

and EIA.

FMNoise -50dB (typical, companion receiver method)

Power Adjust Range 12.5 to 25 watts

Distortion 2% (typical)

Deviation Symmetry 0.1kHz (typical)

RF Output Impedance 50 ohms

Carrier Attack Time 50 milliseconds (maximum)

Audio Attack Time 50 milliseconds (maximum)

RECEIVER

Audio Ampl Output 3 Watts (less than 5% distortion) EIA

(4-ohm speaker)

Sensitivity:

12 dB SINAD (EIA method) -119 dBm (0.25 microvolts) (typical)

Selectivity

(EIA two-signal method) -80dB

+25 kHz (typical)

Spurious Response -85dB (typical)

Intermodulation -78dB typical (12 dB SINAD)

Hum and Noise:

Squelched -80dB (typical)

Unsquelched -50dB (typical)

Modulation Acceptance ±7kHz

Frequency Response Within +2.0 and -8dB of a standard 6 dB/octave deemphasis

curve from 300 to 3000 Hz EIA.

RF Input Impedance 50 ohms

Receiver Attack Time 40 milliseconds, typical @ 8 dB SINAD

100 milliseconds, maximum

Receiver Recovery Time 100 milliseconds, typical @ 8 dB SINAD

250 milliseconds, maximum

*Refer to the appropriate Specification Sheet for the complete specifications.

LBI-31932