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MU72 Fever bile amplifier (HIFI tube amplifier)

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MU72 Fever bile amplifier (HIFI tube amplifier)

Product serial number
Features of this machine:
·Using two EI output transformers with high-quality wide-frequency response and sound quality
·Use EI type power transformer specially designed for this machine
·The original version uses 4 6N8P vacuum tubes; the upgraded version uses 4 noble 6SN7 ceramic seat export vacuum tubes
·The latter stage uses 4 KT88 vacuum tubes for AB1 class push-pull power amplification
·Provide triode and super linear selection function. Three-stage tube working mode, the sound is soft, pure and sleek, suitable for listening to vocals, strings and other types of music; ultra-linear working mode, the sound is open, unrestrained, and vigorous, suitable for appreciation of large scenes, large dynamics and other types of music .
· Peripheral power tube current adjustment knob and current display meter
·Infrared remote control function (remote control combined with CD player), the remote control needs to be purchased separately. Power-on mute delay function (about 30 seconds)
·Choose Japanese ALPS high-grade 4-link motor potentiometer, real balanced input.
·Easy to install pluggable vacuum tube protective cover
描述:
Fever bile amplifier (HIFI tube amplifier)
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Product description
Parameters

Features of this machine:

·Using two EI output transformers with high-quality wide-frequency response and sound quality

·Use EI type power transformer specially designed for this machine

The original version uses 4 6N8P vacuum tubes; the upgraded version uses 4 noble 6SN7 ceramic seat export vacuum tubes

·The rear stage uses 4 KT88 vacuum tubes for AB1 class push-pull power amplification

·Provide triode and super linear selection function. Three-stage tube working mode, the sound is soft, pure and sleek, suitable for listening to vocals, strings and other types of music; ultra-linear working mode, the sound is open, unrestrained, and vigorous, suitable for appreciation of large scenes, large dynamics and other types of music .

· Peripheral power tube current adjustment knob and current display meter

·Infrared remote control function (remote control combined with CD player), the remote control needs to be purchased separately. Power-on mute delay function (about 30 seconds)

·Choose Japanese ALPS high-grade 4-link motor potentiometer, real balanced input.

·Easy to install pluggable vacuum tube protective cover

 

Technical parameter

Use vacuum tube:

Original version: 6N8P×4KT88×4

Upgraded version: Noble 6SN7 ceramic seat export version×4KT88×4

Rated output power:

23W+23W (RMS three-stage tube working state)

43W+43W (RMS super linear working state)

Frequency response of the whole machine: 10Hz~50KHz (-1.5dB)

Input sensitivity: 260mV

Overall size: 43cm (length) × 19.5cm (height) x 39cm (depth)

Power supply voltage: ~220V±5% (50Hz)

Working conditions: Temperature: 0℃~40℃

Humidity: 20%~80%

Storage conditions:

Temperature: -20℃~70℃

Humidity: 20%~90%

Harmonic distortion: 1% (1KHz)

Signal to noise ratio: 88dB (A initiative) input impedance: 100KQ

Output impedance: 4Ω, 8Ω

Net weight: 27kg

Power consumption of the whole machine: 280W

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Fever bile amplifier (HIFI tube amplifier)
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