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  • IWISTAO 1pc Mono Tube Amplifier FU50 Class A Singal-ended Small 300B 12W Preamplifier 2 x 6J4P
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IWISTAO 1pc Mono Tube Amplifier FU50 Class A Singal-ended Small 300B 12W Preamplifier 2 x 6J4P
IWISTAO 1pc Mono Tube Amplifier FU50 Class A Singal-ended Small 300B 12W Preamplifier 2 x 6J4P
IWISTAO 1pc Mono Tube Amplifier FU50 Class A Singal-ended Small 300B 12W Preamplifier 2 x 6J4P
IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P
IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P
IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P
IWISTAO 1pc Mono Tube Amplifier FU50 Class A Singal-ended Small 300B 12W Preamplifier 2 x 6J4P
IWISTAO 1pc Mono Tube Amplifier FU50 Class A Singal-ended Small 300B 12W Preamplifier 2 x 6J4P
IWISTAO 1pc Mono Tube Amplifier FU50 Class A Singal-ended Small 300B 12W Preamplifier 2 x 6J4P
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IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P
IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P
IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P

IWISTAO 1pc Mono Tube Amplifier FU50 Class A Singal-ended Small 300B 12W Preamplifier 2 x 6J4P

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IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P HIFI Audio   Model No: WVTA-FU50MONO    The unit used the power tube ...

SKU:

Product type: Single-ended tube amplifier

Weight:

Tags: Class A Signal-ended, FU50 Tube Amplifier, Mono Tube Amplifier, Small 300B Tube Amplifier

Collections: All, Single-ended Tube Amplifier

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Important: Price shown before tax. Import duties, taxes and other customs related charges all are not included into shipping cost.
Product details
About 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, 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 them

C. Economy Shipping: China Air Post Mail / Parcel, Hongkong Air Post Mail / Parcel, or shipment by sea etc

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.

SHIPPING RATE

 How to check the latest shipping cost, please follow steps below.

1. Click the ADD TO CART button;

2. Click the GO TO CART button;

3. Input your Country, State or Province, Postal/Zip Code;

4. Finally, click the CALCULATE SHIPPING

Standard Shipping(≤2KG) ---Through Post Registered Air Mail, ePacket or DHL Global Mail,.etc.

Weight(KG) Shipping Code   Shipping Cost(USD)
0.1~0.2
Standard Shipping The Post 0.2
  3
0.21~0.3
Standard Shipping The Post 0.3
 4
0.31~0.4 Standard Shipping The Post 0.4  5
0.41~0.5 Standard Shipping The Post 0.5 7
0.51~0.6 Standard Shipping The Post 0.6 8
0.61~0.7 Standard Shipping The Post 0.7   11
0.71~0.8 Standard Shipping The Post 0.8 13
0.81~0.9 Standard Shipping The Post 0.9 15
0.91~1.0 Standard Shipping The Post 1.0 17
1.01~1.0 Standard Shipping The Post 1.1 19
1.11~1.2 Standard Shipping The Post 1.2 20
1.21~1.3 Standard Shipping The Post 1.3 21
1.31~1.4 Standard Shipping The Post 1.4 22
1.41~1.5 Standard Shipping The Post 1.5 23
1.51~1.6 Standard Shipping The Post 1.6 24
1.61~1.7 Standard Shipping The Post 1.7 25
1.71~1.8 Standard Shipping The Post 1.8 26
1.81~1.9 Standard Shipping The Post 1.9 27
1.91~2.0 Standard Shipping The Post 0.8 28

 

Express Shipping ---Through  Special Routes, EMS, DHL, UPS ,Fedex, or TNT. For faster shipping and smooth transaction, we will change the shipping company among them

Weight(KG) Shipping Code   Shipping Cost(USD)
0~0.5
Express Shipping L0.5
  17
0.51~1
Express Shipping L1.0
 20
1.01~1.5 Express Shipping L1.5  25
1.51~2 Express Shipping L2.0 30
2.01~2.5 Express Shipping L2.5 35
2.51~3 Express Shipping L3.0  38
3.01~3.5 Express Shipping L3.5 40
3.51~4 Express Shipping L4.0 42
4.01~4.5 ExpressShipping L4.5 44
4.51~5 Express Shipping L5.0 47
5.01~5.5 Express Shipping L5.5 59
5.51~6 Express Shipping L6.0 62
6.01~6.5 Express Shipping L6.5 65
6.51~7 Express Shipping L7.0 68
7.01~7.5 Express Shipping L7.5 71
7.51~8 Express Shipping L8.0 74
8.01~8.5 Express Shipping L8.5 77
8.51~9 Express Shipping L9.0 80
9.01~9.5 Express Shipping L9.5 82
9.51~10 Express Shipping L10.0 86
10.01~10.5 Express Shipping L10.5 103
10.51~11 Express Shipping L11.0 107
11.01~11.5 Express Shipping L11.5 110
11.51~12 Express Shipping L12.0 114
12.01~12.5 Express Shipping L12.5 118
12.51~13 Express Shipping L13.0 122
13.01~13.5 Express Shipping L13.5 126
13.51~14 Express Shipping L14.0 130
14.01~14.5 Express Shipping L14.5 134
14.51~15 Express Shipping L15.0 137
15.01~15.5 Express Shipping L15.5 140
15.51~16 Express Shipping L16.0 143
16.01~16.5 Express Shipping L16.5 146
16.51~17 Express Shipping L17.0 149
17.01~17.50 Express Shipping L17.5 152
17.51~18 Express Shipping L18.0 155
18.01~18.50 Express Shipping L18.5 158
18.51~19 Express Shipping L19.0 161
19.01~19.5 Express Shipping L19.5 164
19.51~20 Express Shipping L20.0 167
20.01~20.5 Express Shipping L20.5 170
20.51~21 Express Shipping L21.0 173
21.01~21.5 Express Shipping L21.5 176
21.51~22 Express Shipping L22.0 179
22.01~22.5 Express Shipping L22.5 182
22.51~23 Express Shipping L23.0 185
23.01~23.5 Express Shipping L23.5 189
23.51~24 Express Shipping L24.0 192
24.01~24.50 Express Shipping L24.5 195
24.51~25 Express Shipping L25.0 198

Note: 

1.This table of shipping rate will be added to the checkout. The shipping rate can be showed at the Checkout page. And, the table is for reference only. Final shipping rate is subject to actual checkout.

2.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.

3.If you have any questions about the shipping rate, pleas don't be hesitate to contact us through the ways as below.

Email: sales@iwistao.com 

Description

IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P HIFI Audio  

Model No: WVTA-FU50MONO

  

The unit used the power tube stage FU-50 (or rY-50), it is an original high-frequency emission control, her sister possession of the same series is famous 805 (FU-5), 807 (FU-7), 845 (FU-45), 813 (FU-13) and so on. After it is transplanted to Hi-Fi stereo, its middle and high frequency is transparent bright, airy, grainy good. When connected to a triode connection output, frequency response curve is closer to the famous king tube 300B, so called "small 300B". Suitable for the performance of the human voice, strings and so on. This tube looks simple, but was called extraordinary refined, is also being used in multiple tube amp manufacturers product.

   

Whole casing of the power amplifier adopted aluminum alloy chassis and wooden panel, large gold-plated output and input terminals; mono design with class A single-ended output, the sound is bright and warm. And its preamplifier used 2pcs 6J4P that can be replaced by tube 6H4C, 6AC7.

IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P HIFI Audio

<img src="//cdn.shopify.com/s/files/1/1105/6138/files/WVTA-FU50MONO_51l.jpg?v=1500283908" alt="IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P HIFI Audio" />

IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P HIFI Audio

(The Panel color of the sold item is showed above )

 

IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P  

If you need to buy the tube shield with the amplifier, please click the button of Amp Plus Shield. 

 

Please note: This unit is designed for mono and must be a pair to achieve stereo reproduction.

 

The actual listening experience, sound neat, vivid and elegant, thick warm quality! High frequency delicate and elegant, quite expensive! Midrange sweet round, warm, aura! Low-frequency strong, dive deep, Tri-band balance, have strong tube taste, reduce grinding most of the digital sound, so that the sound more rounded and it don’t tire to listen sound.

 

How to fix FU50 tubes to the amplifier 

Please fix tubes FU50 as photos showed below. Don't fix them the wrong positions, otherwise the tube will be damaged.

 <img src="//cdn.shopify.com/s/files/1/1105/6138/files/WVTA-FU50MONO_51l.jpg?v=1500283908" alt="IWISTAO 1pc Mono Tube Amplifier FU50 Power Stage Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P HIFI Audio" />

The version of Amplifier plus Shield as below.

IWISTAO 1pc Mono Tube Amplifier FU50 Class A Signal-ended Small 300B 12W Preamplifier 2 x 6J4P

Product Specifications

1.    Rated output power: 12W 

2.    Frequency Response: 20Hz - 20KHz

3.    Total harmonic distortion: <1% (1kHz)

4.    Input Sensitivity: 300mV

5.    Input impedance: 10KΩ

6.    Output impedance: 4Ω, 8Ω

7.    SNR: > 92dB

8.    Dimensions (W × H × D):140 × 235 × 140mm

9.    Net Weight: 3.5Kg (Including power adapter but except the tube shield)

10. Tubes:

6J4P × 2, FU50 × 1

11. Accessories

Power Adapter x 1 (AC 110-240V)

   

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5 stars, item as described!

5 stars, item as described!

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