VU meter circuit


Posted on Jan 20, 2013

The circuit is placed parallel with the exit of power amplifier and us gives the level of signal ,from output. Changing resistance R1, in the input circuit, we adapt the indication of power, in the resistance of loudspeaker, that we use.


VU meter circuit
Click here to download the full size of the above Circuit.

Part List R1=10Kohm for 4ohm R3=390ohm D1-10=LED R1=18ohm for 8ohm R4=2.7Kohm S1=mini switch R2=10Kohm C1=2.2uF 25V IC1=LM3915




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

60W Power Amplifier with 2N3055
PIC Light Chaser with PIC16C84
UV lamp Box circuit
Rs232-to-cmos-line-receiver
remote control using the ne 555 and lm 567
led light flasher
lcd
15db uhf tv antenna booster
TV to receive CBS-System Color (1951)
1N5401 3.0 AMP Silicon Rectifier
thyristor
Suppressor circuit diagram for singing karaoke
Isolated send receive ring circuit diagram XTR105 RCV420
DC arc welding machine load path from one power outage



Top