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This Post Has Been Edited by the Author
I received a pre-production portable Tube Headphone from Elekit for evaluation.
TU-HP01 is working very well on IPad 4
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)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
NJM3414Vacuum 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 05/24/13Follow Ups: