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Welcome to Quad ESL 57 world
Disclaimer / Read me first
Why refurbishing ?
Measuring High Voltage power supply
Fixing High Voltage power supply
Model of High Voltage power supply
Upgrade power plug
Fixing neon bulb
Measuring frequency response
Measuring cells (independently)
Audio transformer: check & protect
Audio transformer : digging into details
Refurbish bass panel
Refurbish treble panel
The jig
Standard feet
Stands
Part list
Amplifiers for ESL 57
Expedition of cells
Build home-made cells
Welcome home, ESL 57
Illustration / art

About us
Contact us
Terms & conditions
Privacy policy
Cookie Policy (EU)

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Quad ESL 57 world

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Fabien Lefebvre – company owner and main developper – copyrights 2010-2022

SIRET: 75207920200020

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