Transformers
Push-Pull
Transformers
Two power valves drive
the primary of the
transformer in reverse phase.
Single-Ended
Transformers
One power valve (or several in parallel) drive the primary of the transformer.
Specialist
Transformers
Special windings
allow advanced feedback
techniques
Other
Transformers
Headphone and step-up
and EI-type like GIT80
and ESL-transformers …..