Dynaco tube equipment, has quit doing business.
The Audio Regenesis Website says:
> Production of all AR products has been discontinued. Unfortunately,
> continually worsening economic conditions, worldwide, has resulted in
> sales volumes to low to support the continued purchase of boards and
> parts in the volumes necessary to maintain reasonable pricing.
> Audioregenesis wishes to thank all of you who have purchased our
> Dynaco restoration products over the years and hope they will serve
> you well for many years to come.
> Technical support will continue to be available for the foreseeable
> future at: email@example.com