Posts Tagged ‘troubleshoot’:

2023-08-07 Auto ECM Electronic Repair – A New Business Opportunity

This is a quote from a post in a group about auto ECM – electronic control module – repair. “”Andrew Brown 12h To the young budding electronics techs out there – listen up. This is a potential opportunity for you to build a decent business with pretty dedicated customers. (No involvement on my part.) The

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2011-12-27 Troubleshooting Joule Thief Problems

on December 27th, 2011 by - Comments Off on 2011-12-27 Troubleshooting Joule Thief Problems

Some of the most common reasons why a JT doesn’t work are: The windings are incorrectly connected.  You can usually fix this by disconnecting ONE winding and swapping the two wires.  If you have a fresh battery connected to your non-working JT, measure the voltage at the collector of the transistor.  It should be the

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