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GR Meter

Posted: Sat Dec 03, 2022 2:05 pm
by Heikki
Original Schematic
ledgrmeter.pdf
(25.21 KiB) Downloaded 117 times

BOM
ledgrmeterBOM.pdf
(13.4 KiB) Downloaded 118 times
ledgrmeterBOM.ods
(12.04 KiB) Downloaded 104 times

If different color LEDs are used make sure the luminous intensity is similar on all the LEDs. Do NOT use any super bright LEDs


Updated GR meter schematic
ledgrmeter.pdf
(26.31 KiB) Downloaded 121 times
RV1 = Bourns 3296W 10k

The newest revison of the led board has trimmer RV1 added and R6 has been changed to 10k. These are missing from the BOM!

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