** Example 4.10 of Sedra and Smith
** Two different input waveforms can be simulated. You need to 
** choose the appropriate .tran line for each of these inputs. 

Vcc 1 0 dc +10
Vbb 5 0 dc +3

*Vi  4 5 sin(0 0.8 50 ); sinusoidal input
Vi  4 5 pulse(-0.8 0.8 0 0.5ms 0.5ms 1ps 1ms); triangular wave

Q1  2 3 0 npn_transistor
Rc  1 2 3k
Rbb 4 3 100k

* Transistor model statement
.model npn_transistor npn(Is=1.8104e-15 Bf=100)

*Analysis Requests

*.tran 0.1ms 100ms 0ms 0.1ms; for the sinusoidal input
.tran 10us 4ms 0ms 10us; for the triangular wave input

.options numdgt=8
.probe
.end