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vacuum tubes amplifiers
my name is Allegro

outdated? sure not.
Treat your music with respect.
This preamplifier (phono/line) is associated to 2 x vacuum tube amplifiers monobloc. (300B). The queen of the vacuum tube will shows you why you should not used compressed music file such as mp3, but rather have non compressed one. (ie FLAC)
True emotional music reproduction.
Project realised for "officina tron-audio" in Lausanne/ Switzerland.
behind the scene
prototyping in carton
internal chassis
made of aluminium, laser cut and folded
Trials
Box - made of wood
Box- internal vue
quality check
prototyping
preamplifier rear vue
details
source selector and volume
vacuum tubes details
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