• WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
    Building, troubleshooting and testing of these amplifiers should only be
    performed by someone who is thoroughly familiar with
    the safety precautions around high voltages.

12BH7 spice 3f4 model

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Someone was looking for a 12BH7 3f4 spice model. Try this:

* 12BH7 Spice 3F4 model
.SUBCKT X12BH7 P G K
Bp P K I=(0.03940456786e-3)*uramp(V(P,K)*ln(1.0+(-0.02907465313)+exp((1.415952086)+(1.415952086)*((33.25526513)+(-202.6444683e-3)*V(G,K))*V(G,K)/sqrt((-5.511777884e-006)^2+(V(P,K)-(6.687046257))^2)))/(1.415952086))^(1.347174707)
.ends X12BH7
 
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