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Quad Preamp Upgrades

Upgrades for all Quad Preamps

Model: Quad 34 Upgrade - Stage 1
The Quad 34 is one of our favourite Quad preamps to upgrade. There is space to fit superior power supply components and signal paths are kept short.An upgraded Quad 34 has more detail, more naturalness and improved tonality.STAGE 1 UPGRADELarge Elna Cerafine power supply smoothing capacitorElna Cera..
£165.00
Model: Quad 34 Upgrade - Stage 2
The Stage 2 Upgrade replaces the original, undersized power supply with a far superior, higher current and massively lower noise psu. The new power supply arrangement has dedicated positive & negative supplies replacing the original noisy "rail splitter" type. The transformer is replaced wi..
£340.00
Model: Quad 34 Upgrade - Stage 3
Quad 34 Preamp Upgrade - Stage 3 replaces the original, undersized power supply with our offboard, low noise psu. The new power supply arrangement has dedicated positive & negative supplies replacing the original noisy "rail splitter" type.The transformer is replaced with a larger, higher curren..
£499.00
Model: Quad 44 Upgrade - Stage 1
Upgrades for all versions of the Quad 44. Our upgrades again use the finest-sounding components to give a much more detailed and smooth sounding preamp which keeps you listening for hoursOnce upgraded the Quad 44 has more detail, more naturalness and improved tonality.QUAD 44 PREAMP UPGRADE - STAGE ..
£185.00
Model: Quad 44 Upgrade - Stage 2
NEW VERSION COMING VERY SOON!!!!Upgrades for all versions of the Quad 44. Our upgrades again use the finest-sounding components to give a much more detailed and smooth sounding preamp which keeps you listening for hours.QUAD 44 PREAMP UPGRADE - STAGE 2Increased capacity Low-ESR Power Supply Cap..
£285.00
Quad 44 Upgrade - Stage 3 Quad 44 Upgrade - Stage 3
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Model: Quad 44 Upgrade - Stage 3
Our Quad 44 Preamp Upgrade - Stage 3 really does have to be heard to be believed! It consists of again replacing critical signal path components and opamps with far superior sounding modern audio types.The main upgrade however, comes from our incredible off-board power supply.This external psu conta..
£499.00
Model: Quad 66 Preamp Upgrade - Stage 1
The Quad 66 really benefits our upgrade packages.An upgraded Quad 66 has more detail, more naturalness and improved tonality. Bass depth, definition and overall naturalness are improved markedly.STAGE 1 UPGRADEPanasonic Low-ESR/ESL power supply smoothing capacitorsElna Cerafine decoupling capacitors..
£165.00
Model: Quad 66 Preamp Upgrade - Stage 2
The Quad 66 really benefits our upgrade packages.An upgraded Quad 66 has more detail, more naturalness and improved tonality. Bass depth, definition and overall naturalness are improved markedly.QUAD 66 PREAMP UPGRADE - STAGE 2Rubycon Low-ESR/ESL power supply smoothing capacitorsElna Cerafine decoup..
£285.00
Model: Quad 66 Preamp Upgrade - Stage 3
The Quad 66 really benefits our upgrade packages.An upgraded Quad 66 has more detail, more naturalness and improved tonality. Bass depth, definition and overall naturalness are improved markedly.This Stage 3 Upgrade dramatically improves dynamic ability. Bass becomes much deeper, better defined and ..
£499.00
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