On 4/9/2010 9:36 PM, Dave Hultsman wrote: > The last RCA 1 kW. was a solid state version of the BTA-1R in a 19" cabinet with four each 4-400-A tubes. > That was the BTA-1S. WCRS 1450 had one that sounded so good. -- 73, Kevin Raper KJ4HYD CE WCKI WQIZ