Audio KONDO AUDIONOTE M77 Line and Phono AMP HiFi Tube Preamplifier Board

Audio KONDO AUDIONOTE M77 Line and Phono AMP HiFi Tube Preamplifier Board

Description:
This board is special desgin for old HiFi Audiophile who do not accept digital amplifier such new concept. Honestly, this board take our much time to desgin, test and select components. High-quality promised and outstanding performance.
 
PCB Size: 220x290x2.4mm / Net Weight: 0.88KG
 
Features:
- This circuit Compatible with preamp and phono amp,it can control the phono part independently
- It is assembled board and tested well.  (Not include the tubes)
- Recommend tubes: 6X4(ez90) 1pc +12AY7(6072) 8PCS
- The transformer and other components' parameter pls read the below circuit
- Adopting 2.4mm double gold-plated PCB ,most  resistor is original DALE and Philips
- Signal channel Using TRW and GOOD-ALL Bakelite coupling capacitance,gold-plated tube socket
- The phono function can be closed  independently,4 way to relay to switch the signal, Allowing the playing method which add the choke.
- The front pannel with 3 knobs ,the standard Size of 430mm*70mm( width *inner height ) chassis suit for this board
 
Pleases Note:
- This Product Designed For The Professional Hifi Player Who can understand the Below Circuit ,This is Assembled Board will be Tested Well Before Sending
- For The Technical Level is Different ,The Unsuccessful Diy Making is Beyong The Scope Of Our Warranty ,

Package Contents:
- 1 x Preamplifier Board