6CL6 GE Power Pentode Vintage Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
The Big Tube Data Page
Thoughts on a tube sub... | diyAudio
Results page 8, about 'Vacuum tube radio'. Searching circuits at Next.gr
The AA8V/W8EXI 6CL6 One-Tube Transmitter - Why Use A 6CL6?
6197/6CL6 Sylvania, RCA Sharp Cut Off Power Amplifier Pentode Tube. Designed for on/off control applications involving long periods of operation under cutoff conditions. New old stock * No longer available for export.