If you want to go that route, there's this:
http://www.dynaco.com/st70.php
The page explains what they're changed and updated (a lot); it's been well reviewed.
AVA Ultravalve Vacuum Tube Amplifier by Van Alstine
Does anyone have any knowledge or comments about this tube amplifier by Van Alstine?
It’s said to be modeled after the old Dyna Stereo 70 amp.
It’s said to be modeled after the old Dyna Stereo 70 amp.