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Friday, January 6, 2017

qdc 8SH (U-IEM)

Measurements

qdc (Shenzhen Qili Industrial Co, Ltd.) 8SH

• 8 BA (3-way)
• Detachable 2-pin cable
• KRW 1980000 (US $1667) [MSRP of Korean distributor]


qdc 8SH measurements

Check the Measurement Procedures first.

[1. Frequency Response ]
Uncompensated


Diffuse Field Target Compensated


Harman Target Compensated


CSD



[2. Square Wave ]
30 Hz


300 Hz



[3. Minimum Phase]



[4. Harmonic Distortions ]
94 dB SPL at 500 Hz



[5. Impedance ]
Black: Impedance Magnitude
Green: Electrical Phase



[6. Eartips ]
Uncompensated

Black: Stock Silicone Eartip
Orange: SpinFit Eartip


Diffuse Field Target Compensated

Gray: Stock Silicone Eartip
Black: SpinFit Eartip


Diffuse Field Target Compensated

Gray: Stock Silicone Eartip
Orange: SpinFit Eartip
Black: Comply Foam Tip T-500



[7. Comparison ]
Diffuse Field Target Compensated

Black: qdc 8SH
Orange: Earmax ER600


Diffuse Field Target Compensated

Black: qdc 8SH
Orange: Empire Ears Zeus





12 comments:

  1. I see a shouty sound, but good bandwidth though. Great work!

    ReplyDelete
    Replies
    1. Quite pricey, but it's sound will be worth it. (Compared to Jerry Harvey things)

      Delete
    2. They are pretty popular in China currently. Got some good commercial strategies.

      Delete
  2. Replies
    1. I can't upload the full measurement of zeus due to some reason. sorry about that.

      Delete
  3. And i see nothing beats er4sr and er4b.

    ReplyDelete
  4. It seems Spinfit tips are unpredictable for changing the signature.. good here as well though.

    ReplyDelete
  5. Hello Sir, can you help me to get the measurement file? is for EQ test, thanks you in advance

    ReplyDelete
    Replies
    1. Contact me via email: topbrain64@gmail.com
      thank you.

      Delete