Honeywell Bendix/King KX 165A Maintenance Manual page 74

BENDIX/KING
B. COMM RECEIVER
*1 Receiver Sensitivity:
Input a -107 dBm standard audio test signal into the unit. Disable the squelch by
pulling the volume control knob out. Disable the audio compressor by entering the
alignment mode (see sec 5.2.2) and setting RDIS to 1. (After completing the test,
enable the receiver compressor by setting RDIS to 0.) Monitor receiver audio while
switching modulation off.
a.
b.
Input a -73 dBm standard audio test signal into the unit. Disable the receiver com-
pressor by entering alignment mode (see sec. 5.2.2) and setting RDIS to 1. (After
completing the test, enable the receiver compressor by setting RDIS to 0.) Monitor
receiver audio and remove modulation.
2. AGC Characteristics: ____________NMT 3dB
With the unit set to 126.5 MHz monitor the receiver audio output. Vary the input
from -99 dBm to -27 dBm.
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TEST DATA SHEET
S+N/N: 118.000 MHz
**118.010 MHz
126.50 MHz
126.510 MHz
136.95 MHz
136.990 MHz
Quieting __________NLT 25dB S+N/N (test at 126.500 MHz)
15610M00.RCD
__________NLT 6dB
__________NLT 6dB
__________NLT 6dB
__________NLT 6dB
__________NLT 6dB
__________NLT 6dB
KX 165A
Rev 0, Jun/2000