On Fri, 09 Feb 2018 10:30:49 +0000, The Natural Philosopher wrote:

Yup. An OC35 on a heatsink will do about 5W class A with an output
transformer as 'load'

This was a sort of copy of an EL84 single valve class A amp -Very
popular in small audio kit back in the day.

The first amplifier I built *was* an EL84 class A amp, although I did
have a preamp stage too. In fact, there were two...it was stereo!



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