IWISTAO 2X200W HIFI Classic Class A ON MJL4281/4302 Discrete Component Stereo Power Amplifier Finished Board

298 In stock

Finished PCBA Amplifier Board

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IWISTAO 2X200W HIFI Classic Class A  ON MJL4281/4302 Discrete Component  Stereo Power Amplifier Finished Board Model No:WHFTA-CA688 This is a classic Class A power amplifier board with imported ON MJL 4281/4302. Beautiful timber, full vacuum tube taste, and has high power output, its maximum power is up to 2x200W.  ...
$199.00
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$199.00
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).

IWISTAO 2X200W HIFI Classic Class A  ON MJL4281/4302 Discrete Component  Stereo Power Amplifier Finished Board

Model No:WHFTA-CA688

This is a classic Class A power amplifier board with imported ON MJL 4281/4302. Beautiful timber, full vacuum tube taste, and has high power output, its maximum power is up to 2x200W.

 

 

WHFTA-CA688(2)WHFTA-CA688(2)1WHFTA-CA688(2)2WHFTA-CA688(2)3WHFTA-CA688(2)4

The input stage adopts American power differential transistors and medium power one for differential amplification to make its sound pure and soft. The output stage adopts 6 pairs of ON MJL4281/4302 power pair transistors, and 2 pcs high-precision temperature compensation one with constant current amplification designing, let its sound is more beautiful and delicate and sweet;

And, the protection circuit uses imported Omron relay; RC component uses high-precision fever components to ensure the consistency of the materials used in the whole unit.

 

Wire Connection

WHFTA-A686(1)l60

(Doesn't include the transformer and rectifier filter board, the photos only for you information)

 

Features

  1. Made with HIFI class components.
  2. Differential amplification input and constant current amplification technology ensure pure and soft sound.
  3. Equipped with high-power aluminum alloy fan and fan for heat dissipation, and convenient for fixed installation.
  4. Adopt 85 Celsius degree automatic overheat protection, double short circuit protection, and fan automatic shifting work.
  5. Equipped with speaker protection and delay protection circuit to protect valuable speakers.

 

Specifications

  1. Output power: 200W+200W
  2. Power amplifier board type: Class A 
  3. Frequency response: 20Hz-180Khz
  4. Total harmonic distortion: < 0.01% (100W rms 4 ohms)
  5. Recommend power amplifier voltage: double DC positive and negative 40-86V
  6. Recomend protection power supply voltage: AC 12V-18V
  7. Matching speakers: 50-700W / 5 -15 inches speaker.
  8. Speaker impedance: 4-8 ohms
  9. Size (L*W*H): 200mm * 117mm* 82mm
  10. Weight: 3kg.

 

Wire Connections

WHFTA-CA688(c)1

DIY Applications

WHFTA-CA688(A)L2WHFTA-CA688(A)L3WHFTA-CA688(A)L4WHFTA-CA688(A)L9

 

 

 

WHFTA-CA688(A)L8WHFTA-CA688(A)L7WHFTA-CA688(A)L71

 

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If you need the matched rectifier & filter board and the Toroidal Transformer, please click the link of the photo as below.

 

Rectifier & Filter Board 

WPCBA-RECFL01(1)14

 

Toroidal Transformer

WHFTR-TT600W(1)l1

 

Shipping

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, ePacket 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 them

Returns Policy

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.

Seller Guarantees

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.

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