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IWISTAO 1pc Mono Tube Amplifier FU50 Class A Singal-ended Small 300B 12W Preamplifier 2 x 6J4P
50 In stock
Single-ended tube amplifier
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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 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.
(The Panel color of the sold item is showed above )
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.
The version of Amplifier plus Shield as below.
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)
Customer Reviews
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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.
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