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Elekit TU-HP01

I received a pre-production portable Tube Headphone from Elekit for evaluation.

This demo is in Japanese


 photo DSCF5515_zpsce91b53d.jpg

TU-HP01 is working very well on IPad 4
 photo DSCF5518_zpsc539c54d.jpg


 photo tubeheadphoneamp_zps087842ac.jpg

Product Features

- Battery operated vacuum tube Headphone amp (Raytheon 6418)
- Minimized microphone noise
- Start up only in a few second
- OP-amp exchangeable
- Dual supply for OP-amp
- Gain Switch
- Almost no pop noise upon power ON

Specifications

􀅪 Vacuum tube : Raytheon 6418 x 2pcs
􀅪 Frequency response : 10Hz - 65kHz
􀅪 Headphone impedance : 16 - 32ohm recommended
􀅪 Input terminal : 3.5mm stereo mini jack
􀅪 Output terminal : 3.5mm stereo mini jack
􀅪 Power supply : AAA dry cell battery x 4pcs or AAA Ni-MH rechargeable
battery x 4pcs (Battery life : Approx.10 hours)
􀅪 Dimensions : W78 x H16 x D117 mm (excl. projections)
􀅪 Weight : Approx. 125g (excl. batteries
 photo iphone_zpsaf0282d0.jpg

 photo frontplate_zps17a6ab29.jpg


 photo parts-4_zps0e12b9a8.jpg
Contents:
- Amplifier TU-HP01
- Stereo mini plug cord (red color)
- Hexagon wrench (1.5mm)
- Extra Front panel
- OP-amp OPA 2604 FET (Sound with layers still pure and clear)
- OP-amp MUSES8820 Bipolar (High resolution and Dynamic)

 photo opa_zps68fd157a.jpg

The OP-amp can be remove from the IC socket and exchange with other Op-amp so that you can enjoy the difference in sound by various Op-amp.

The following OP-amp can work well with TU-HP01
MUSES8820 (only MUSES series)
OPA2604
LME49720
MUSES8920
MUSES02
NJM4580
NJM4560
NJM3414


 photo tube_zps1f35027c.jpg

Vacuum Tube - Raytheon 6418



Edits: 05/11/13 05/11/13 05/12/13 05/12/13 05/12/13 05/12/13 05/17/13 05/17/13 05/24/13 05/24/13 05/24/13 05/24/13 05/27/13

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Topic - Elekit TU-HP01 - vkung 10:07:03 05/11/13 (0)

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