2019年9月8日 · The cheapest amplifier with just analogue inputs that I would be willing to risk my money with is probably the 2x100 watt Sony STR130. Amir apparently has bought one, and has promised to test it. It currently sells for about $150.

2019年10月23日 · Nobsound lacks bass and looses a few db when tone control is enabled. Bass on Nobsound has to be at 3oc to match stock HK3490 but still lacks a few db mids through treble. This can probably be fix by setting all 3 tone controls to 3oc. (Nobsound Default vs EQ) graph the tone knobs are all at 12oc.

2016年2月13日 · This is a review and detailed measurements of Douk Audio Nobsound NS-02E vacuum tube headphone amplifier. It is on kind loan from a member and costs US $60 on Amazon including Prime shipping. NS-02E is a cute little thing: Volume knob is a bit hard to turn due to detents in it but is...

2022年4月8日 · The Douk/Nobsound XLR/RCA passive preamplifier seems to be sold around the world and targeted at people with active loudspeakers. No obvious bad reputation like many cheap ChiFi DACs and amps. Higher quality XLR passives start at $400-$500 (such as Khozmo, Axiom and Goldpoint), and go up to thousands of dollars each.

2019年8月28日 · The nobsound doesn't have that warning. Instead it states: Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating. It has a classic and graceful appearance. The VU meters and vacuum tubes makes it more elegant and attractive.

2018年8月17日 · Lesson: keep cables short between Passive Attenuator Output and Amplifier Input. Lower capacitance cables provide better performance. Conclusion: When used with at least 20 dB attenuation and very short, low capacitance cables the Nobsound NS-05P will come close to the performance of Goldpoint SA1X. With attenuations between 1 and 20 dB high ...

2020年3月7日 · This is a review and measurements of the Fosi Audio M03 mono TPA3255 amplifier. It's designed to drive passive subwoofers which is why I bought it as I have an old sub I want to put to use in my games room. It appears to be identical to the Aiyima 3001 and Nobsound G2 Pro amps, and costs $90 on the Fosi website.

2021年12月4日 · This is a review and detailed measurements of the Nobsound Douk Hifi 6N3 Tube Preamplifier. It is on kind loan and is on sale on Aliexpress for US $110. This is a two box package: Large volume control is nice to have. The amplifier is based on a pair of 6N3 tubes as indicated in the name...

2022年9月5日 · The Nobsound E6 is my first experience with tubes. My headphone amp has three DACs hooked up to it. I have one of my better measuring ESS based DACs using the E6 as a preamp into the headphone amp. The E6 comes with Beijing versions of the 2Ж27Л tubes. I have some of the 2Ж27Л on order as well as the 2P29L tubes.

2016年2月13日 · This is a review and measurements of Nobsound NS-DAC3 Pro DAC and headphone amplifier. It is on kind loan from a member. I see it on Amazon for USD $140 with free shipping from China. This is the type of DAC you see in tons of Chinese websites with tempting features for the price. As you can imagine, there is nothing glamorous about such products.