Quad Spot
This Blog is about revising/upgrading the vintage Quad 33 to 909 amplifiers and the Revox taperecorders. Audio electronics and High End Hifi are also absolutely "on-topic" here. All pictures on this site (except the schematics) are Copyright Dada Electronics. You can use them after a written agreement (via e-mail) with the author. For Contact-information see www.dadaelectronics.eu
Previous Posts
- Pricing for Amplifier revision by Dada Electronics...
- Chinese Quad 405 boards
- Fixing Quad 303 boards in the chassis
- BHC Aerovox ALC10C instead of ALP22A in Quad 606-M...
- 405-clone needs service after 30 years...
- Ivor's Quad 33 revision
- Quad 50E and D Upgrade /Revision manual
- The best CD4066 switch for a Quad 44 is.........
- What are the best capacitors for Audio?
- Quad 66 Revision Kit Design considerations
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