noise example with bip transistor

examples/various/bjtnoise.cir

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+BJT Noise Test
+
+vcc 4 0 50
+vin 1 0 ac 1
+
+ccouple 1 2 1
+
+ibias 0 2 100uA
+
+rload 4 3 1k
+
+q1 3 2 0 0 test
+
+.model test npn kf=1e-20 af=1 bf=100 rb=10 cjc=4e-12
+.noise v(3) vin dec 10 1k 100Meg 1
+
+.control
+run
+setplot
+setplot noise1
+plot ally
+plot inoise_spectrum onoise_spectrum
+setplot noise2
+print all
+echo
+print inoise_total onoise_total
+.endc
+
+.end