Tube Fever Pre Amplifier Board Headphone Buffer - Kit Module
9 reviews

 

Feature:
1.Power input : AC 12V 1A 5.5*2.5 PLUG

2.Channle :2.0/ stereo

3.Potentiometer Role: Volume adjustment + Power Switch
 

Specification:

FE-6J1 fever tube pre-amp board is the circuit schematic design imitation crew Music fax X-10D,to be rational optimization,more stable performance than the original machine,tube play 10% increase. This board uses a single 12V AC input,the circuit processing provides 6J1 tube needed positive and negative voltage and filament power supply voltage.
 

Power works: an open power tube filament heating is started,when the boost from the zero-voltage start boosting hot filament tube,etc.,also happens to boost boosting finish,so this is the same with the guts rectification,8*470UF the capacitor filter very clean,good power supply system will not have a hum,the filament is 12V DC power supply,need two filament tube is connected in series with a DC filament also in order to reduce the noise.

 
Packaging


1pcs*HIFI 6J1 Valve Pre-amp Tube stereo PreAmplifier Board diy kits

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.