29 In stock
Tube MM/MC Phono Preamplifier PCBA Kit Input Stage Twin Tube LM394 Amplifier by 6922 /6DJ8 Audio HIFI DIY
Model No: WMMTV-TGA31-MB
This kit provides those audiophiles who have strong practical capability, and are ability and techniques for quick thinking, circuit designing, component applications, voice debugging to fully understand to purchase, please see design ideas of circuit board before you buy, it show you have see it that once you buy the product. If there isn't quality problem for the kit, we do not promise refunds or exchanges kit, also we don’t any commitment for the voices quality on the final product.
You can buy the kit to DIY your own unique products. It provides you only a design concept, each components or part you can do to replace according to your own understanding of the components or requirements.
1. GA-31 is a MM / MC phono stage kit.
2. Input stage adopted two excellent twin tubes LM394
3. Amplification stage adopted 4 pcs 6922 or 6DJ8
4. GA31 phono kit sounds is relaxed atmosphere, rich layers, can be very good matched with your MM / MC phono.
5. Support MM / MC input (panel switch on the board)
6. Support balanced input / output, single-ended input / output.
7. Board Size: 230mmx155mm
8. There is a matched power PCBA board also.
If you need the matched power supply and R type transformer as below, please click the link to buy them.
Matched Regulators Power Supply PCBA Board Kit
Matched 100W R Type Transformer
HIFI Amplifier R Type Transformer 0-250VX1 (200mA) 0-9V(3A) 0-26VX1(0.5A) 0-18V(0.5A) for Tube MM/MC Phono Preamplifier PCBA Kit
Effect photo for fixed in the casing
1.Important: Import duties, taxes and other customs related charges all are not included into shipping cost . Buyers bear all responsibility for all extra charges incurred (if any).
2. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address. We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
3. When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
4.Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound. The shipping rate can be showed at the Checkout page. There are two options for shippig as below.
A. Standard Shipping(≤2KG): The Post Registered Air Mail, USPS/ePacket, PostNL, Singapore Post, or DHL Global Mail
B. Express Shipping: EMS, DHL, UPS , or Fedex, Special Route.,etc. For faster shipping and smooth transaction, we will change the shipping company among themC. Economy Shipping: China Air Post Mail / Parcel, Hongkong Air Post Mail / Parcel, or shipment by sea etc
You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
1. One year Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.2. Defective items MUST BE reported and returned within the warranty period (with the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY. You agree to all of the above-listed policies upon ordering on our store.