Tigersaurus 250
Tigersaurus 250 The Tigersaurus 250 is a 250W into 4Ω vintage amplifier from 1973. At that time, to get this kind of power is quite unheard of. Nonetheless, she did… Read more >
Counterpoint SA-100
Counterpoint SA-100 The Counterpoint SA-100 is what is called a hybrid amplifier. She has two vacuum tubes (6DJ8) in the Voltage Gain Stage driving four power mosfets in the Current… Read more >
APT HOLMAN APT-1
APT HOLMAN APT-1 The APT-1 is a vintage power amplifier produced from 1978 to 1985. She was designed by no other than Tom Holman, the founder of THX. To this… Read more >
QSC USA1300
QSC USA 1300 This is where amplifiers like the preceding Peavey PV-1200 came from. The circuit below is of the QSC USA1300 model. It shows very clearly how this typology… Read more >