Nobsound® Little bear match 6N11 12AU7 6922 Valve Stereo HIFI Hybrid Pure Class A Headphone Amplifier & Pre Amplifier DIY Upgrated version for PC / Mp3 /MP4/ ipod / any stereo device

Price: $49.00
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Manufacturer Details

Spec

Pure Class An Earphone Amplifier & Pre Amplifier
Hybrid! Valve & MOS-FET in Use !!
Without any OP amp IC inside!!!
Audiophile Performance Design Definitely!!!
Our headphone amplifier is various to others.
A/ High grade Caps & DJapan KOA resisters, ALPS volume in usage.
B/ High cost Huge 24V2A low noise adapter with grounding.
C/ Accuracy choose 6N11 valve, also match R/L channel within 1dB out put differential.

Functions:

It is a high value and adorable headphone amplifier connect to your PC/ Mp3/ MP4/ ipod/ any stereo device. You can have an effective, vibrant and sweet TUBE NOISE from your headphone! You'll be shocked at the improvement in sound quality, vibrant range, precise openness, entirely demonstrate its high efficiency and analytical capability, it can also get in touch with power amplifier such as a high efficiency pre amplifier to improve your Hi Fi system.

Output signal also 15 seconds hold-up when power on, it is important to lower the 'pop' pulse, safe to your ear and speakers.

Ultra big present Class A output design, it can drive the low impendence headphone in 12 Ohm loading; a really deep and effective bass you will certainly be hear!

Audiophile Performance Design Definitely! It can direct connect to power amplifier such as Pre Amp to use; it will certainly eliminate any pre amp with US$ 1000- price (may be higher)!!

Technical spec:

Input Power: DC24V 900mA
Input Level of sensitivity:50 mV.
Input Impedance: 100KOhm.
Output Impedance:12 ~ 600 Ohm.
Dynamic range: 84.6 dBA((300 ohm) 89.8 dBA(33 ohm).
Gain:20 dB.
Frequency response:10 Hz-60KHz +/- 0.25 dB.
Minimum TH.

Product Features

Compatible 6xxx 12xxx 6N11 12AU7 ECC88 Tubes DIY HiFi Headphone Amplifier ( Defaul Peking 12AU7 tube) Audiophile Performance Design Absolutely! It can direct hook up to power amplifier such as Pre Amp to use; it will kill any pre amp with US$1000- price (may be higher)!! It is a high value and cute headphone amplifier hook up to your PC / Mp3 /MP4/ ipod / any stereo device. You can have a powerful, dynamic and sweet TUBE SOUND from your headphone ! Pure Class A Headphone Amplifier & Pre Amplifier Hybrid ! Valve & MOS-FET in Use!! Without any OP amp IC inside!!! Ultra large current Class A output design, it can drive the low impendence headphone in 12 Ohm loading; a very deep and powerful bass you will be hear

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