Demonstration of WE300B plate curves.
*
* To view results with Probe:
*  1) Add Trace for "-I(Vp)",
*  2) set Y-axis to 100mA.
*
* Compare the simulated plate curves with the
* curves in the STC data sheet.
*
**********************************************
*
* Load model
.INC we300b.inc
*
**********************************************
* Circuit
*
X1    plate  grid  0   we300b
*
Vp    plate    0   300
Vg     grid    0   -60
**********************************************
*
.OP
.DC Vp  0  650  10   Vg  0  -140  -20
*
.WIDTH OUT=80
.OPTIONS LIMPTS=10000
.PROBE
.END