Assembled audio 6N3 Tube Buffer Pre-amplifier preamp amplifier


Price: $48.88

  • Shipping Weight: 300g

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    The circuit design is based on the UK Matisse Reference preamplifier design and making some changes. Not only the frequency response is expanded, but also low frequency extension becomes better.
    High quality parts
    2 pieces of pcb board which is 2mm thick, in order to protect the circuit and tube better.
    China 6N3 tube.japan panasonic high voltage capacitors. High-voltage coupling capacitors.
    1% metal film resistors.TAIWAN ALPHA potentiometer.the circuit board is wave fiber gold plate.
    There is the LED at the bottom of the tube. It is very beautiful at night.
    the transformer is tailor-made by ourself.the quality is very good.
    so nice appearance and valuable price.
    Size: 125mm*73mm*115mm
    Voltage: AC170V AC6.3V

    This is a assembled board,Don't need to solder item.

    >>We will ship by registered airmail(normally takes 13-20 days to arrived, some countries will be about a month), tracking number will be provided, safer than un-registered one.
    (If you want a faster delivery, you can choose DHL/FedEx/EMS etc, just contact us for the actual shipping cost, which is defferent from the package weight and different countries.)

Welcome to diyhifishop webstore.

About Shipping:
1.Free shipping to worldwide with tracking No.
2.Handing time: Your items will be shipped within 2-4 business days after payment received (excluding delivery time).
3.Delivery time:
Ship via regular international airmail from China

Normally takes 12-25 business days to arrive in US

Normally takes 15-35 business days to most other countries

4. You also can add more money to choose EMS or DHL express for a faster delivery time, which normally takes 3-8 business days only.(Please contact us)
PLS Note :

1.More than 2KG parcel. we will send express delivery, such as DHL EMS FEDEX OR other express. when your order, please leave your phone number, so we can faster delivery.Thanks.
2.We will not responsible any Customs fee or duty.

About Return:
1. If you receive a wrong or defective item please email us within 15 days from the date you receive the product. Later than 15 days the item cannot be accepted for return.

2. If the order is defective we will send replacement to you and no additional charge. If the order is not found to be defective we will refund the product cost to you only. Shipping and handling are not refundable.

3. All returns must include all original items undamaged, in re-saleable condition, all original packaging including manuals, warranty forms, etc. Software sales are not refundable.

If it is man-made damage, or improper use, this situation will not get a refund, please before you return to determine whether it is their own errors, otherwise it will not be processed.

Happy shopping.Thank you very much!



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