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Test – Connect a speaker or headphones to the "SPKR" jack. Apply power to the PCB.
Connect an antenna through a 0.1uF capacitor to the upper pad where trim capacitor TC5
will be mounted. The band noise and stations heard should be louder than in the previous step
due to the gain of this stage.
Your Measurements/Observations - ______________________________________________
____________________________________________________________________________
Receive Input Band Pass Filter
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Wind and install inductors L5 and L8.
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Install trim capacitors TC4 and TC5.
[ ]
Install capacitors C16, C17, C19, C24, and C91.
Your PCB should look like that shown in the next figure.
- Figure 30 -
26
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