E834 RIAA MM Tube Phono Amplifier Kits Turntable Preamp Based on EAR834 Circuit

Description:

DIY E834 Tube MM phono stage amplifier kit base on EAR834 Circuit (without Tube)

This edition is base on UK EAR834 (MM amplification part) design, dual independent channel, one point ground, no noise at the end.

This version is MM-RIAA amplifier

Gain: 1KHZ @ 48DB

PCB Size: 100*150*1.6MM (1OZ copper, FR4 grade A PCB material)

works voltage：0-260VDC above 10ma (260V-280V is ok)

0-260VDC above 10ma (260V-280V is ok)
( also can share same one Group 260V high voltage. the Current recommned above 20ma)

Filament voltage： 0-12.6VDC above 0.8A

Tube model: 3pcs 12AX7

( note: the default price is not include this tubes)

Note: this is a DIY kit. all the Components will need yourself to solder it. if you want buy the assembeld board, it need add more 8USD.

Reminder: This is a MM phono amplifier (with large magnification),only can connect with MM phono, not is normal preamp or power amp!!!

The following schematic just show one channel:
 
hu0325-7 
 
The following finished photo just for reference only !!!
 
 hu0325-6
 
Package Included:E834 RIAA MM Tube phono amplifier kit Turntable preamp Base on EAR834 Circuit(kits,no power module)
 
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