This is Thomas Mayer's blog about vacuum tube audio.
Concepts, ideas, unusual circuits and tubes, directly heated triodes, LCR RIAA EQ. Circuits with favorite tubes: EC8020, E55L, D3a, 851, 849, 845, 841, 801A, 866A, 211, 45, 46, 26, 10Y, UX201A, 6A6, 6AH4, 6AM4, 6AX4, 6BY5, 6CB5A, 6CG3, 6HS5, 6HV5A, 6J5, 6N7, 6SC7, 6SF5
DISCLAIMER: Vacuum tube circuits work with dangerously high voltages. Do not attempt to build circuits presented on this site if you do not have the required experience and skills to work with such voltages. I assume no responsibility whatsoever for any damage caused by the usage of my circuits.
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Thursday, November 20, 2014
Live from Berlin : ETF 2014 - Part 4
More and more systems come to life. In the previous post I already showed photos of these incredible cinema horns:
Here a short video clip with some first sounds from this system: