tube upgrade
JHY-Hytron tube upgrade available for A1
Due to extremely high demand, we have used up all our Tung-sol tube stock. We now offer another tube upgrade option for our customers, a beautiful pair of matched 1950’s JHY-Hytron 6AK5 military grade tube, which will offer excellent sound quality, as good as Tung-sol tube if not better.
For people who want Tung-sol tube, we [...]