cathode-to-ground impedance (kΩ)
more
recalculate
tube type
12AU7
12AT7
12AX7
12AY7
6SN7
5751
6386
6922
plate resistor R
L
(kΩ)
PA grid leak R
G
(kΩ)
cathode resistor R
K
(kΩ)
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