11.2.1 AM-IF Alignment

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SIGNAL GENERATOR OR SWEEP GENERATOR
RADIO DIAL SETTING
INDICATOR (ELECTRONIC VOLTMETER OSCILLOSCOPE)
ADJUSTMENT(Shown in Fig.3)
REMARKS
CONNECTIONS
FREQUENCY
Fashion a loop of several turns of wire and radiate signal into loop of receiver.
450 kHz 30% Mod. at 400Hz.
Point of non-interference (on/about 600 kHz)
Headphone Jack (32Ω) Fabricate the plug as shown in Fig. 2 and then connect the lead wires of the plug to the measuring instrument.
Z102 (AM IFT)
Adjust for maximum output.

SIGNAL GENERATOR OR SWEEP GENERATOR
RADIO DIAL SETTING
INDICATOR (ELECTRONIC VOLTMETER OSCILLOSCOPE)
ADJUSTMENT(Shown in Fig.1)
REMARKS
CONNECTIONS
FREQUENCY
Fashion a loop of several turns of wire and radiate signal into loop of receiver.
520 kHz
Tuning capacitor fully closed.
Headphone Jack (32Ω) Fabricate the plug as shown in Fig. 2 and then connect the lead wires of the plug to the measuring instrument.
Z101 (AM OSC Coil)
Adjust for maximum output.
Fashion a loop of several turns of wire and radiate signal into loop of receiver.
600 kHz
Tuning capacitor fully open.
Headphone Jack (32Ω) Fabricate the plug as shown in Fig. 2 and then connect the lead wires of the plug to the measuring instrument.
Z101 (AM ANT Coil)
Adjust for maximum output.

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