High-End M7 Tube Pre-Amplifier with designed upgraded.
Immediately add improvement to sonic characteristics of power amplifier. (Air, details, width and depth of sound stage)
Performance comparable to products with over double or even triple selling price in the hi-end audio market.
The following picture show the half finished PCB of this tube preamp for DIYer available in my Mall
This High-End Tube Pre-Amplifier utilize an upgraded circuit design improved from the famous Marantz M7 and with features as follow.
- High quality of workmanship
- Components selected for improved sound quality
- Audio grade solder material used
- High quality "Alps" volume control used
- Hi-end gold plated RCA input/output connectors.
- Use 3pcs 12AX7/ECC83
- Power required = 220Vac.
- Tube rectifier for preservation of the essences of tube sound.
- Upgraded power supply circuit design.
- 3 sets of independently regulated tube filament power supply to individual tube for minimizing mutual interference.
- Output delay circuit incorporated.
- Size : 430mmW x 380mmD x 100mmH
- Golden or Silver color (customer selected) thick Aluminum front panel
- Selector input for AUX, DVD, CD, TURNER
- 2 sets RCA output
- Bare or half finsihed PCB as well as power supply board for DIYer are also available in our Mall.
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