January 4, 2021
First Watt
First Watt F7
The F7 is a very unique power amplifier, a two-stage push-pull JFET/MOSFET topology with fewer parts than any First Watt amplifier to date and incorporating a very interesting balance of very low negative voltage feedback and a little bit of positive current feedback to give an astonishing measure of control over reactive loudspeaker loads.
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February 21, 2025
Ultrafide Audio
Harnessing the power of the gods with our new DIAS amplifier
Rooted in ancient Greek mythology, Dias was the original name for Zeus – the king of the gods, a symbol of strength, authority and mastery. Just as Zeus ruled the skies with thunder and lightning, Ultrafide’s DIAS-U8 commands sound with raw energy and impeccable precision, delivering a breathtaking and perfectly controlled sonic experience.
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October 24, 2023
First Watt
First Watt SIT-4
The SIT-4 is the First Watt power amplifier using the industrial grade Static Induction Transistors. It is preceded by the ground breaking SIT-1, 2, and 3 and follows their technical philosophy and construction.
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