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Everything you need to do a full revision of your 306 yourself and bring it to the latest level!
- Illustrated step-by-step instructions included
- Schematics included in the instructions.
- 7/7 help via e-mail
- Audiograde high-end caps for the circuit-boards
- Audio-grade 1% resistances
- Top-quality 4.700MF 63 Volt capacitors for the power-supply
You can download the Upgrade / Revision manual from the Download section.
