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Description
E1DA 9038D6K USB Headphone Amp 3.5mm Jack Unbalanced Output DAC+HPANote: Before you buy this product, please read the FAQ carefully. https: e1dashz. wixsite. com index faq Welcome to join our discord channel. https: discord. gg U9Z28KC #9038D6K According to multiple headfiers requests: 3. 5mm jack unbalanced output DAC+HPA 180mW@32ohm in the same case as #9038SG3. The same as 9038SG3, 9038D6K will work with Tweak app. The DAC has virtually zero noise modulation behavior. Specifications: Status: Production Materials:
Note: Before you buy this product, please read the FAQ carefully.
Welcome to join our discord channel.
#9038D6K
According to multiple headfiers requests: 3.5mm jack unbalanced output DAC+HPA 180mW@32ohm in the same case as #9038SG3. The same as 9038SG3, 9038D6K will work with Tweak app. The DAC has virtually zero noise modulation behavior.
Specifications:
Status: Production
Materials: Sandblasted/black anodized aluminum/laser mark/ES9038Q2M/OPA1622/OPA1602
Susumu resistors, Murata C0G caps, AVX tantalum caps, Taiwanese connectors
Dimensions: 48x22x9mm
Weight: 12g
Power: USB +5V rail no internal battery, 105mA idle current, the device contains >6000uF of capacitance for the power rails filtering
Input: USB-C, PCM up to 32b/384kHz, DSD256
USB bridge Comtrue CT7601CR custom FW
Output: Standard unbalanced output 3.5mm jack, HW volume control .5db/step
Output impedance: .07 Ohm@1000Hz Agilent U1733C
Output power:
180mW@32 Ohm@1kHz@THD=1%
120mW@16 Ohm@1kHz@THD=1%
Measured at +.5dbFS level, typical PC USB2 port powered
The hot unit produces less power
Frequency Response: 5-80kHz +.05/-1db@ 32b/384kHz
SNR=DR@50MHz_MCLK: 126db(A) typical, referenced to 2.75VRMS
INAD@[email protected] BW 22-22kHz 118-120+db typical for 32b/44.1kHz@no-load
THD@[email protected] BW 22-22kHz <.0001% typical for 24b/44.1kHz@no-load
THD+N@[email protected] BW 22-22kHz .00018%, SINAD 115db typical 24b/44.1kHz@32ohmTHD+N@1kHz@-7dbFS BW 22-22kHz .0005% typical for 24b/44.1kHz@16ohm(-6dbfs correspods 120mW)
Crosstalk: -135db@1kHz no-load,
-82db@1kHz 32ohm load
The Windows driver is here.
FW tools are here
Warning: 9038D6K contains a high-sensitive I/V stage that may cause audible noise when your phone uses LTE,4G,5G.
Tech appendix
Conventional PC USB2 port, 10Kohm load THD+N vs time
Conventional PC USB2 port, 32ohm load THD+N vs time
Conventional PC USB2 port, AES17 Dynamic Range A-weighted vs time
24b/48kHz 12kHz -2dbfs FFT no load
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy