Nos tubes matched from long standing a Vintage tube services,land Brent Jesse recordings especially for the smaller tubes ,the nos vintage tubes were built
night and day better with far more rigorous inspections. For the larger tubes
upscale audio buys the higher selected bunch then cryo treats them ,which for sure makes a improvement in several ways , NASA started this , now all racing teams, gunsmiths anything precision for it brings all its molecules much tighter
and they permanently stay thst way they sound better and lsdt linger solder joints
it helps balance the most ,these tubes are then mstched and runin for 3 days before you buy them ,for $10 more per tube we’ll worth it , to replace the el34
the Gold lion kt77 is a noticable upgrade myself and 3 friends have been very happy with this choice ,and the small tubes with nos tubes you can Taylor the sound , Brent Jesse recordings gives a rundown of each brands sonic character
night and day better with far more rigorous inspections. For the larger tubes
upscale audio buys the higher selected bunch then cryo treats them ,which for sure makes a improvement in several ways , NASA started this , now all racing teams, gunsmiths anything precision for it brings all its molecules much tighter
and they permanently stay thst way they sound better and lsdt linger solder joints
it helps balance the most ,these tubes are then mstched and runin for 3 days before you buy them ,for $10 more per tube we’ll worth it , to replace the el34
the Gold lion kt77 is a noticable upgrade myself and 3 friends have been very happy with this choice ,and the small tubes with nos tubes you can Taylor the sound , Brent Jesse recordings gives a rundown of each brands sonic character