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30 DDm to 30 DDm Audio Level Meter (BAT43)

2016-01-04 05:59  
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audlvlmt 30 DDm to  30 DDm Audio Level Meter

30 DDm to 30 DDm Audio Level Meter…[more]

: circuit with balanced input and adjustable gain to drive needle type VU meter, uses special amplifier module from Op-Amp Labs