Optocoupler Tester Circuit: Build, Test & Troubleshoot

https://circuitdigest.com –

Build a simple DIY optocoupler tester circuit with two LEDs and a 3.7V battery. Test 4-pin and 6-pin optocouplers instantly, no instruments needed. Full diagram included.

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Created by Jayant 1 week 23 hours ago – Made popular 1 week 23 hours ago
Category: Electronic Circuits   Tags:

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