valve hifi amps
single-ended 300b 8w per channel
Below is a 10 x KT88s monoblock, output power levels switchable..100w triode/ 200w UL, 200w triode/350w UL. Adjustable bias, for the amp to operate from class AB to 100% full class A. Amazing sound for Reggae, DUB, Hip hop and house music.
Also low wattage push pull power amps ie. 10 - 25 watts per channel using valves, triodes or pentodes. Also, 9w per channel single ended 300B hifi amps.
Push-pull hifi monoblock 30 watts, power tubes 845s running on 850V/100m A. Midrange is very good, bass is fantastic, and the vocals are very clear. Operates in 100% class A.
Phono stage design : there are two types, 1. a conventional non negative feedback design in sold state, hybrid, or valve and 2. a more complicated fully valve differential input design similar to a microphone amp, but can also be built as a hybrid.