Reading an article about the first transistorized Hi-Fi amplifier ... it to work with silicon transistors. He also made some improvements to the push-pull bias circuit and limited the high ...

They have occupied two of the Luxman’s five line-level inputs on and off for the past few months. The balanced XLR inputs were given over to a Thorens TD124 turntable and a PS Audio phono stage, which ...

NXP’s MRF300 power transistors, are pretty new to the market. A pair of the LDMOS devices form the heart of the push-pull amp, as do an array of custom-wound toroids and transformers including a ...