HU-2 vacuum tube headphone amp with reference to the WCF’s circuit , and modify incorporating feedback circuit, can effectively promote the low-impedance high sensitivity headphones;
HU-2 uses CRCRC series filter regulator, AC lighting, PCB traces filament push tin treatment to ensure 6N6 large current can not heat through, with 1W Taiwanese colored ring 1% precision copper foot resistance, chemical filter capacitor, Sibi output coupling capacitor, ERO interval coupling capacitance, ELNA cathode capacitance, Yong sound YS219G headphone jack using tall gilded, ALPS27 type potentiometer
Works voltage: 0-AC170V 0-AC6.3V (50W)
The tube can use 1pcs 6N2 + 2pcs 6N6. also can use 3pcs 6922.
PCB size: 160X100X1.6MM
The kit include the ALPS 27 Potentiometer. Default price is include tubes. ( 6N2+6N6 X2 )
Our store ships to more than 200 countries and you can enjoy free shipping on all items sold on headphones.shopping Estimated Delivery Time is 7-30 business.
Note: The delivery time mentioned above does not include order processing time that usually varies from 1 to 3 days.
Different items have their own processing time, which is what we cannot control. But what we can do is try the best to let you receive your items as soon as possible.
The following cases should be taken into consideration regarding shipping times:
Weight and dimensions of a package
Place of Dispatch
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