28-06-2017, 09:08 AM
A readily available replacement for the obsolete PEN13C is the Mazda 30P12.
http://www.radiomuseum.org/tubes/tube_30p12.html
30P12 has a 12.6volt heater.
Another valve for consideration is the Brimar 7D8. 13volt heater and electrically similar to the 6AG6G = EL33.
Geordie McBoyne.
http://www.radiomuseum.org/tubes/tube_30p12.html
30P12 has a 12.6volt heater.
Another valve for consideration is the Brimar 7D8. 13volt heater and electrically similar to the 6AG6G = EL33.
Geordie McBoyne.
