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2025-03-31 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > IT Information >
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Thanks to CTOnews.com netizen for witty BLACK clue delivery! CTOnews.com December 16 news, Astell&Kern is South Korea's Aliho company in 2012 dedicated to Hi-Fi enthusiasts launched a high-end brand, the brand mainly to promote MQS-level lossless music and sales of portable Hi-Fi lossless music players as the core business.
Today, Astell&Kern announced the launch of its first general-purpose portable Hi-Fi headphone amplifier with Class A (Class A) amplifier circuit: AK PA10, but it is unclear whether the Bank of China pricing and launch time, overseas is 550 US dollars/ 549 pounds/ 629 euros.
According to introduction, this is a universal portable Hi-Fi amplifier with Astell&Kern's signature polygon three-dimensional design and TERATON ALPHA technology, which can be matched with most commercially available earplugs and headphones.
AK PA10 has a compact body, adopts a fully mechanical key combination, and internally adopts Class A amplifier circuit and TERATON ALPHA technology. CTOnews.com learned that AK PA10 can achieve up to 6.2Vrms output at high gain when using 4.4mm balanced inputs.
[AK PA10 Product Summary]
Frequency Response (Frequency Response)
- [Low Gain] ±0.2dB (20Hz~20kHz) Unbalanced / ±0.2dB (20Hz~20kHz) Balanced
- [High Gain] ±0.06dB (20Hz~20kHz) Unbalanced / ±0.06dB (20Hz~20kHz) Balanced
Signal to noise ratio (S / N)
- [Low Gain] 111dB @ 1kHz, Unbalanced / 115dB @ 1kHz, Balanced
- [High Gain] 114dB @ 1kHz, Unbalanced / 117dB @ 1kHz, Balanced
THD + Noise (THD+N)
- [Low Gain] 0.0045% @1kHz, Unbalanced / 0.0015% @1kHz, Balanced
- [High Gain] 0.0027% @1kHz, Unbalanced / 0.0013% @1kHz, Balanced
Crosstalk
- [Low Gain] -83dB @ 1kHz Unbalanced / -110dB @ 1kHz Balanced
- [High Gain] -83dB @ 1kHz Unbalanced / -110dB @ 1kHz Balanced
Output Impedance
- 3.5mm (1.1ohm)
- 4.4mm (1.3ohm)
Analog inputs
- Unbalanced 3.5mm
- Balanced 4.4mm
Headphone Outputs
- Unbalanced 3.5mm
- Balanced 4.4mm
Input Max Level
- Unbalanced 2Vrms
- Balanced 4Vrms
Output Level
- [Low Gain] Unbalanced 2.1Vrms / Balanced 4.2Vrms (Condition No Load)
- [High Gain] Unbalanced 3.1Vrms / Balanced 6.2Vrms (Condition No Load)
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