vacuum tubes amplifiers

my name is Allegro

preampli_2xduetto.jpg

outdated?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
prototyping in carton
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internal chassis
internal chassis

made of aluminium, laser cut and folded

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Trials
Trials
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Box - made of wood
Box - made of wood
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Box- internal vue
Box- internal vue
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quality check
quality check
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prototyping
prototyping
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preamplifier rear vue
preamplifier rear vue
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details
details
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source selector and volume
source selector and volume
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vacuum tubes details
vacuum tubes details
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