* Jfet Gain-bandwidth plot .include tut_spice3_jfet_bias.subckt Vdd Vdd 0 DC 20 V1 Vin 0 DC 0 AC 0.1 Rload Vout 0 1Meg Xamp1 Vin Vdd 0 Vout amp2n3819 * .AC DEC 100 1 1T .END