2018年11月26日 · I thought I'd share this data with you guys as the first example of AP data from an AK4499-based device. One thing to note is that Gustard DAC-A22 uses a AK4499 for each channel (2 x AK4499) & a discrete class-A output stage (no opamps), but drops the DAC-X26's discrete SHARC DSP (and the price!)

2020年4月24日 · The AK4499 has the lowest harmonic distortion of any chip on the market with a THD+N of -124dB when compared to ESS’s flagship the 9038Pro 122dB in dual mono systems. It is arguably the most significant audio DAC chip that …

2022年4月20日 · Asahi Kasei Microdevices Corporation (AKM) has developed a new flagship stereo D/A converter (DAC), the VELVET SOUND | VERITA TM AK4499EX, which is newly designed as a complete separation of digital and analog circuitry solution in conjunction with the AK4191 and is based upon the world-class predecessor AK4499 Current Output DAC.

2020年5月10日 · Luckily, Apos Audio came to the rescue and supplied one of their newest devices, called DAC-A22 that is relying on the newest dual AK4499 DAC chips plus some interesting stuff that I will mention soon. It is currently their flagship AKM based DAC, so let’s dive deep into this one and check if it knows how to impress a music addict.

2022年5月8日 · 从AKM官方DATHEET截图里我们发现4499EX对比4499有如下特点： 1.4499 DAC 4个通道，4499EX DAC 2个通道。 2.4499 DAC4个通道并联输出成单通道动态140分贝，4499EX DAC2个通道并联输出成单通道动态137分贝，4499EX相当于4499砍掉两个通道的性能。 3.AK4499DAC内置sigma delta解调模块，AK4499EX DAC砍掉了这部分，需要另外搭配AK4191 芯片。 4.AK4499芯片面积 14×14管脚数量128，AK4499EX因为减少了2个通道和调制 …

Gustard has chosen the premium AK4499 to be the decoding heart of the flagship A22. They have equipped two AK4499 DAC chips, one for each channel for a completely balanced architecture. Users are greeted with ultimate clean output with super-low …

2022年9月8日 · 旭化成微电子（AKM）推出VELVET SOUND | VERITA TM品牌旗下的新品AK4499EX，它拥有至强的噪音特性和THD特性，是AKM重磅打造的全新旗舰级立体声DAC。 此外，AKM同步推出AK4191，作为数字滤波器和ΔΣ调制器，与AK4499EX配合使用，可以轻松实现数字信号和模拟信号的完全分离。 此DAC解决方案能够支持超高解析度音源的播放（PCM 1536kHz，64bit；DSD 44.8MHz） AKM开发的 “DWA ROUTING” 新技术改善了由制造工艺因 …

2019年11月21日 · A22 is Gustard's first audio DAC product with dual AK4499, developed based on the careful debugging of their previous generation flagship chip AK4497 and success of full discrete Class-A circuit which is matured after many years of practical application.

GUSTARD DAC-A22 Decoder Native full-balanced DAC Dual AK4499 XMOS Solution Decoder Support USB/Optical/Coaxial/IIS/AES input . The A22 uses AK4499EQsx2, one for each of the left and right channels as a pure decoder for DA conversion.

2021年4月19日 · There are several DACs using this AKM chip combo that are nearly in the same price range: Topping E70V, SMSL M400, SMSL DO400EX, SMSL SU-9 Ultra. Any recommendation on which one to get? What is your purpose for obtaining a …