Help with resistor value, on 1960,s meazzi echomatic schematic

Thread Starter

Colin Chandler

Joined Oct 2, 2018
38
hi Colin,
Looking at the above circuit diagram I cannot locate any 470uF caps.?
Can you mark them out.?
E
View attachment 161303 I need help with all these capacitors please, I don't know the types of voltages of any of them, any help will be appreciated thankyou
hi Colin,
I have photo shopped your circuit diagram.
I am not convinced that they are 470uF.?
That resistor is 6Watt.
Could you post a photo of the board that holds those cap 4 and 10.?
E

EDIT:
I would agree with MrChips ref those caps, I would expect lowish values on those signal lines.

View attachment 161295
could they be pf?
 

Thread Starter

Colin Chandler

Joined Oct 2, 2018
38
Capacitors #4 and #10 are shunting across the signal.
I doubt very much that these are 470μF, more likely 470pF.

#4 is on a low voltage signal path. 100V should do.
#10 is on the plate of V3a. You will need 300V or higher.
Thankyou very much, any thoughts on the rest of them?
 
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