Radio Shack PRO-26 - Channel Storage Banks and Monitor Memories; Monitor Memory Functionality

ALIGNMENT OF WFM DISCRIMINATOR/IF
Test Equipment Required and Connections
SG
Digital Voltmeter
J901
DC Power Supply
9S
° [Required when connected
to LND1
To Power Jack J2
6.0 V
Alignment Procedure
Step
Preset to
Adjustment
Result
1
CH3
SG: 62.450 MHz
100 pV input
No modulation
L34
Connect the digital voltmeter to LND6. (See Page 19
for the position.) Adjust L34 to obtain 1.2 V ±0.05 V DC.
2
CH3
SG: 62.450 MHz
100 pV input
WFM
1 kHz ±22.5 kHz dev.
L31
Connect the digital voltmeter to LND1. (See Page 19 for
the position.) Adjust L31 to obtain the maximum reading
on the digital voltmeter. (Typical voltage: 1.25 V.)
Alignment Point Locations (RF PCB)
— 10