FM Receivers
84
Measurement Procedure:
1Connect the Receiver as shown.
On the Test Set:
2Press the PRESET key.
3Press the RX key.
Using the knob and data entry keys:
4Set RF Gen Freq to the receiver operating frequency.
5Set Amplitude to −47 dBm (1 mV).
6Set AFGen1 To 60% of the Receiver’s specified maximum frequency de-
viation (typically 3 kHz).
7Set Ext Load R to the test load resistance.
8Set AC Level meter to measure Watts.
On the Radio set the Receiver’s Controls as follows:
9Set power to ON.
10 If required, set frequency to the same value as step 4
11 Set squelch to minimum.
12 Set RF Gain to maximum (if equipped).
13 Set coded squelch feature (if equipped) to OFF.
NOTE: Failure to set coded squelch to off will cause the SINAD measurement to be
incorrect.
14 Set the volume control until the AC Level reads 100% of the Receiver’s rat-
ed audio output power.
Additional Equipment
Required
Test Load
Special Test Consid er at i ons See "Receiver Test Loads" on page 46.