ruffrecords
Well-known member
Deepdark said:Another thing, is it possible, if my input wire from the secondary input transformer, or even the primary output transformer cables, are too close from the DC power cable connecting each rails, to pick some sort of oscillation? Or the proximity of the dc cables make them oscillate??
Probably not, but the connection from the input transformer secondary to the op amp should be nice and short and keep the wires away from the output pin and negative feedback components.. I am still puzzled why it only oscillates with the input transformer connected.
Cheers
Ian