Responses from jjgasp

What has been your costliest mistake in this hobby?
1) not listening before buying2) not properly packing before shipping3) not figuring out synergy between amplifiers/speakers4) not considering room’s impact on soundI'm sorry, you said just one.   
purchasing US made speakers
Volti, Klipsch, Zu Audio, Spatial Audio  
Luxman 590axii vs Pass Labs int 60
I owned both the Pass Labs INT-60 and Luxman 509x for an extended period. In terms of pure sound quality, to my ears I liked the Pass better. Richer tone, fuller but seems to have a good grip on things and a ton of power in reserve. Luxman seemed ... 
Solid states more accurate than tubes?
Might want to consider Linear Tuba Audio for tube amplification with SS detail.  
In the middle of a pandemic, Stereophile reviews ~ $30K equipment
Those who can afford a $30,000 component have been least affected economically. 
What is your most beautiful component?
Line Magnetic 219ia 
best vintage stereo receiver
Fisher 300C 
Help me understand John Coltrane .... seriously.
Tenor Madness 
How important is a preamp for purely digital sources?
jrapp, a well engineered integrated can solve that problem  
30 Watts of class A power: What Speakers are you using and suggesting?
Pass Labs Int-60 and Zu Audio Definition IV. Works.  
Still looking for speakers in the 10-20,000 range
I'll bet so many of the speakers that others have recommended to you on this great thread sound incredible. I can only speak from personal experience and tell you which speakers finally got me off merry-go-round. They are very polarizing on Audiog... 
Upgrading form Pass integrated amplifier to a better one
Denon1, let me know when you list your Pass for sale. Thanks.  
Zu def 4 are they the best speaker made?
Journey ending speakers
Zu Audio Definition Mk. IV  
Amp Short List for Zu Definition Mk. IV
Dentdog, I'm thoroughly enjoying them.  Great tone, effortless speakers.  Have them paired with the Line Magnetic 219ia.