Usually in series push pull. 6K6 GT a antique radio, audio & ham power output tube. for antique radio audio or Ham gear. Here is a huge lot of 30 tubes of type. Tested -strong. pair 5U4GB.
Usually in series push pull. 6K6 GT a antique radio, audio & ham power output tube. for antique radio audio or Ham gear. Here is a huge lot of 30 tubes of type. Tested -strong. pair 5U4GB.