The original Class AB amp circuitry has been upgraded too, with a 200VA toroidal transformer and power supply. The new transformer delivers increased voltage with reduced impedance, and as before ...

The Stereo 130's Class AB power amp has a 200VA toroidal transformer. The preamp section is protected by the use of low-noise power supplies. There are bass and treble tone controls, which can be ...

Both the XM7 and the XM9 have a linear power supply with a large 200VA custom-made toroidal power transformer - this should make for cleaner sound quality compared with a switch-mode power supply.

The original Class AB amp circuitry has been upgraded too, with a 200VA toroidal transformer and power supply. The new transformer delivers increased voltage with reduced impedance, ...