As we’ve traced our no-nonsense path through the world of Hi-Fi audio ... supply into high power AC for the speakers. Thus the amplifier is only one part of the circuit, and speakers, amplifier ...

It’s a conventional tube amplifier circuit in which the triode is a preamplifier for the pentode power output stage. The pentode is running in class A mode, and the high impedance of its output ...

The HiFiMAN SERENADE Wireless DAC/Headphone Amplifier offers lossless streaming over Wi-Fi for $200 less than its predecessor ...

Teased in prototype form at May’s High End audio show in Munich, the reimagined Quad 33 preamplifier and Quad 303 stereo power amplifiers ... transistor amplifier designs. This circuit layout ...