[Yann] included an isolation transformer, which can be useful not only for protection against shock in case of accidentally grounding, but also for noise suppression. There is also a variac ...
A key feature is its custom output transformer, which is meticulously ... the SL68 features Hi (full 100-watt) and Lo (Variac mode) settings accessible via the power switch. The secret to ...
‘Do you have any variable voltage transformer that I can use like a light dimmer?’ He said, ‘Yeah I got this thing called a Variac.’ “I take it home and plug the amp into it and I’d ...
and a neon sign transformer with a variac to control output. Even the optics are completely DIY, a hand drilled gold mirror and a NaCL window made from a polished chunk of icecream salt!