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Packaging Details - Unit Type: piece
- Package Weight: 1.500kg (3.31lb.)
- Package Size: 10cm x 10cm x 10cm (3.94in x 3.94in x 3.94in)
Packaging Details - Unit Type: piece
- Package Weight: 1.500kg (3.31lb.)
- Package Size: 10cm x 10cm x 10cm (3.94in x 3.94in x 3.94in)
This is our Douk Audio Hi-End Preamp assembled board, special designed for the professional audiophile to DIY, some of the components are very difficult to find out, a limited number, please seize the opportunity. Pleases Note: - Package not include tubes and RCA to XLR transformers
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This Product Designed For The Professional Hifi Player, For The Technical Level is Different ,The Unsuccessful Diy Making is Beyong The Scope Of Our Warranty. -
We Only Support The Technical Consulting Support ,Your Bid or Orders Means You Agree this Declaration -
Real object and photos may be slightly different, but the performence is the same. Input and Output: - Balanced input - balanced output,
- Balanced input - single-ended output.
- Single-ended input - single-ended output,
- Single-ended input - balance output.
Weight: about 1.5Kg PCB size: - Main board:230*260mm (2mm thick)
- Terminals board: 230*70mm (2mm thick)
Power requirement: - AC/6.5V/2A (±3%) _ AC/280V-0-280V/100MA (±5%) _ AC/14V/3A (±10%)
Matched tube model: - 6X4/EZ90 ×1
- ECC88/6922/6N11 ×2
- 12AU7/ECC82 ×2
The circuit highly reducing amplification, so it has a very high demands on the audio source. What you will get just as the below picture show: (not icnlude tubes and RCA to XLR transformers) Below it\'s the assembled board with tubes and RCA to XLR transformers,just for your reference:
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