How does this elderly Voltage Limiter work?
This is a Voltage limiter, for my Fuel, coolant temp, and oil pressure gauges in my '89 Dodge van. It plugs into my gauge cluster and is not extremely simple to access. My Factory service ...
Forum Discussion
It would be tempting to use an LM7805 and connect a 1-amp silicon diode in series with the center (ground) pin to yield 5.7 volts. But take care with current. 1.5 amperes max. The metal TO3 case reg might be worth considering - twice the current capacity. Voltage buckers are soooo cheap...
"How cheap? How cheap? Tell us! Tell us!"
Around four dollars on eBay. Adjustable voltage. Rock solid dependability.
"How cheap? How cheap? Tell us! Tell us!"
Around four dollars on eBay. Adjustable voltage. Rock solid dependability.
