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ICOM-manual
Setting the amplification
The analog inputs of the ICOM-200 / 201 have an adjustable input amplifier.
The amplification can be set to a factor between 1 and 10. This is done
continuously with potentiometers on the backside of the board.
2
Backside of board
The shematic below shows the input circuit available for each analog channel.
The diodes protect the Tiny-Tiger
®
pins against negative voltages and voltage
peaks.
2-18
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