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1. Prepare dial cord and tension spring as shown bellow.
2. First place the drum in such a position as it provides a minimum capacitance for tuning gang.
Hook a free end of the spring to the drum and thread the cord as shown by starting from No. 1 through No. 8.
Please give if four-turns around a tuning shaft at No. 2.
Pass it through No. 3 & 4, and hold it temporarily at No. 5.
Fit the other end No. 8 of the cord two turns in the arrow direction around the drum and finally.
METER ADJUSTMENT SPECIFICATION
1. Adjustment of battery meter
1-1. Set band selector to MW.
1-2. Adjust with no signal at ''zero"' input.
1-3. Turn variable resistor R330 (2KB) to adjust needle to full scale (see sketch).
TUNING
6
4
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10
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BATTERY
2. Checking of tuning meter
2-1. Set supply voltage to 4.5 V DC.
2-2. Set band selector to FM, and tune in to 98 MHz, 40 dB by means of signal generator.
2-3. Make sure the maximum meter swing coincides with the maximum output.
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