Responses from richard617

The Most Cost Effective Tweak
Set up an independent ground for the audio system. Nothing can replace this extremely strong lifting effect. 
Recommendation for a highly resolving amp
The biggest difference is in the preamplifier. The tube sound is darker, and the transistor sound has a higher micro dynamic density. So Spectral sound is more vivid. You can refer to this article to analyze your equipment. 
How long does Class A have?
The period when Class A amplifiers were widely accepted was the early stage when audio CDs entered the market. The CD sound at that time had a heavy digital component. Many people use the slow characteristics of Class A amplifiers to deal with thi... 
List your breakthrough products that you’ve discovered on this audiophile Journey.
Wide-rand Real-time Transmission Cable. It will subvert your perception of audio cables. 
There us a Worldwide Panic on Availability of Vacuum Tubes
Don't worry about, as long as there is demand, there will be supply in the market. 
CD Quality Versus Streaming Quality
You are right. If you have an accurate CD player, the audio CD is the highest quality among all kinds of audio sources. 
Speaker Cables? why all the hype for expensive speaker wire?
This article technically explains the impact of audio cables on sound quality. What do you think?