
276 Circuit calculations pocket book
(iv)
(v)
180 x 1000
2000
180
2
x 1000
2000
= 90
= 16.2 x 10
3
10 PRINT "PROG 2 3 6"
20 PRINT "A.C. PARAMETERS"
30 INPUT "ENTER VBE IN VOLTS" ; VBE
40 INPUT "ENTER IB IN MICROAMPS" ; IB
50 LET HIE=VBE*1()*6/IB
60 PRINT "INPUT RESISTANCE = " HIE "OHMS"
70 INPUT "ENTER VCE IN VOLTS," : VCE
80 INPUT "ENTER IC IN MILLIAMPS" ; IC
90 LET IIOE=VCE*10*3/IC
100 PRINT "OUTPUT RESISTANCE = " HOE "OHMS"
110 INPUT "ENTER IC IN MILLIAMPS" : IC
120 INPUT "ENTER IB IN MICROAMPS" ; IB
130 LET AI=IC*I0~3/IB
140 PRINT "CURRENT GAIN = " AI
150 INPUT "ENTER VCE IN VOLTS" : VCE
160 INPUT "ENTER VBE IN VOLTS" ; VBE
170 LET AV=VCE/VB ...