On 12/12/2010 11:14 PM, Vic K2VCO wrote: > Ah, who needs that stuff? I just had my first QSO on my new homebrew amplifier: 900 watts > out from a pair of class-C 813's! Instant on and full QSK. Sounds great, Vic. Congrats on your work. W8SDU, one of my first Elmers, back c.a. 1954, had a home brew amp with a pair of 813s. It was MONDO impressive! 73, Jim K9YC