03-05-2017, 09:00 AM
A few near equivalents of the EL33 exist such as the Brimar 6AG6G and the Mazda 6P25, also worth considering is the Marconi-Osram KT61. All are high slope power pentodes with a slope of 9 to 10mA/V, rA in the region of 40 to 50 Kohm.
http://www.r-type.org/exhib/aad0232.htm
Geordie McBoyne.
http://www.r-type.org/exhib/aad0232.htm
Geordie McBoyne.






