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Analog VU-METER for audio equipment
STDAnalog VU-METER for audio equipment
706
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Mode:Full
License
:Public Domain
Creation time:2022-10-10 15:11:09Update time:2022-11-23 20:20:59
Description
This schematic is used in one of the mixing decks and the circuit is exactly, with all the nominal values of the elements transferred to a new, separate board. Please note that a split source of +15/-15 Volts is used to power the device.
Two red led`s show peak levels, yellow led`s - middle (4 level), main section - green led`s - 7 levels. One blue led LD13 it is power indicator. It can be mounted both on the board and separately by connecting wires. Blue led is a part of circuit, cannot be removed.
UPD: 22 Nov 2022, tested, working fine. If any LED`s is not glow - check LED`s!
Design Drawing
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BOM
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