[🎶SG] TOPPING A70PRO Fully Balanced Headphone Amplifier (A70 Pro)

(>‿◠)✌ SAM AUDIO
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TOPPING A70PRO Fully Balanced Headphone Amplifier
> Headphone amp/preamp
> 4-pin XLR + 4.4 balanced + 6.35mm SE outputs
> Relay volume control
> T'ang-ku-la module
> <0.00005% THD+N
> 146 DNR
> <0.2uVrms noise
> Two Gain setting
> Support Extensions

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Descriptions:

> T'ang-ku-la Module
> Re-optimized new circuit architecture
> Ground Loop Noise Disappearing magic
> Aurora UI bring new experience
> Relay volume control
> Independent volume memory
> Low noise is a perseverance
> Unprecedented high power - Vanishingly low distortion with load
> Expandable inputs
> A Headphone Amp, also a Preamp
> 12V Trigger
> Best match - D70 Pro SABRE

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Specifications:

> SE IN/ SE OUT
> THD+N @1kHz (A-wt):
> <0.000065% @Output=500mw(32Ω)
> <0.000055% @Output=80mw(300Ω)

> THD @20-20kHz (90kBw):
> <0.00006% @Output=500mw(32Ω)
> <0.00005% @Output=80mw(300Ω)

> SNR @MAX OUT 1kHz (A-wt): 143dB

> Dynamic Range @1kHz(A-wt): 143dB

> Frequency Response: 20Hz-40kHz(±0.05dB)

> Output Level:
> 28Vpp @G=L
> 27.6Vpp @G=H

> AP measured noise level (A-wt):
> <0.7uvrms @G=L
> <1.0uVrms @G=H

> Actual noise level*(A-wt):
> <0.2uVrms @G=L
> <0.8uVrms @G=H

> Channel Crosstalk @1kHz: -123dB

> Input sensitivity:
> 10.3Vrms @G=L
> 2.0Vrms @G=H

> Gain: 0dB@G=L
> 13.8dB @G=H

> Output Impedance: <0.1Ω

> Output Power:
> 6000mW x 2@16Ω THD+N<0.1%
> 3000mW x 2@32Ω THD+N<0.1%
> 1550mW x 2@64Ω THD+N<0.1%
> 330mW x 2@300Ω THD+N<0.1%
> 165mW x 2@600Ω THD+N<0.1%

> Load Impedance: >8Ω

> BAL IN/SE OUT

> THD+N @1kHz (A-wt):
> <0.000065% @Output=500mw(32Ω)
> <0.000055% @Output=80mw(300Ω)

> THD @20-20kHz (90kBw):
> <0.00006% @Output=500mw(32Ω)
> <0.00006% @Output=80mw(300Ω)

> SNR @MAX OUT 1kHz (A-wt): 140dB

> Dynamic Range @1kHz(A-wt): 140dB

> Frequency Response: 20Hz-40kHz(±0.1dB)

> Output Level:
> 27.2Vpp @G=L
> 27.6Vpp @G=H

> AP measured noise level (A-wt):
> <0.7uVrms @G=L
> <1.0uVrms @G=H

> Actual noise level*(A-wt):
> <0.2uVrms @G=L
> <0.8uVrms @G=H

> Channel Crosstalk @1kHz: -124dB

> Input sensitivity:
> 9.8vrms @G=L
> 2.0Vrms @G=H

> Gain: 0dB@G=L
> 13.9dB @G=H

> Output Impedance: <0.1Ω

> Output Power:
> 6000mW x 2@16Ω THD+N<0.1%
> 3000mW x 2@32Ω THD+N<0.1%
> 1550mW x 2@64Ω THD+N<0.1%
> 330mW x 2@300Ω THD+N<0.1%
> 165mW x 2@600Ω THD+N<0.1%

> Load Impedance: >8Ω