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Old 7th Dec 2019, 2:30 pm   #16
GrimJosef
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Join Date: Sep 2007
Location: Oxfordshire, UK.
Posts: 3,000
Default Re: Quad 11 Problem.

Quote:
Originally Posted by ahankinson View Post
... it's worth having a look at the GZ32 to see if the voltages coming out of the amp back to the preamp are in spec. There should be about 330v on pin 3 of the six pin socket on the amp ...
Actually more like 360V with a GZ32 or 370V with a GZ34, depending on the state of the valve and the local mains voltage. The circuit diagram that Quad supplied free with the Quad II handbook had a lower value for this voltage printed on it. But it just seems to be a mistake.

Cheers,

GJ
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