You might try www.quicksilveraudio.com, You can Email your question and Mike Sanders will most likely be who responds.
If you have 8417's that have not been modified, they offer that service. the point of the modification is that 8417 tubes are no longer available.
what tubes are in this pair of amps ?
The mods that have been done may have been so you can use tubes that ARE available.
Good Luck,
If you have 8417's that have not been modified, they offer that service. the point of the modification is that 8417 tubes are no longer available.
what tubes are in this pair of amps ?
The mods that have been done may have been so you can use tubes that ARE available.
Good Luck,