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stewartrose · 23rd Oct 2019, 1:02 pm

Good Afternoon Michael,

I changed the transistor because it was EB short, I am getting 4.78v from the sensor, to R8 which is suppling a hi to the B of transistor pulling the collector down to zero...

Covering the sensor does nothing, so I am assuming it is duff

All the best from Alan

23rd Oct 2019, 1:02 pm	#3
stewartrose Retired Dormant Member Join Date: Jan 2012 Location: Blackpool, Lancashire, UK. Posts: 24	Re: Revox A700 End of tape sensor Good Afternoon Michael, I changed the transistor because it was EB short, I am getting 4.78v from the sensor, to R8 which is suppling a hi to the B of transistor pulling the collector down to zero... Covering the sensor does nothing, so I am assuming it is duff All the best from Alan