WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
Building, troubleshooting and testing of these amplifiers should only be
performed by someone who is thoroughly familiar with
the safety precautions around high voltages.

Looking for PP 7027a shematic

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Got a few spare tubes now, and some OPT iron for a 7027a P-P Need to start building!

Last edited: 2010-08-21 8:31 pm

Consider the H/K Cit. 5 as the starting point. Look here. The 7027A, the 7581, and the 6L6GC are effectively equivalent.

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