Example 3 A non-inverting amplifier has the same component
values as those in Example 1. Calculate the gain
R
2
15 x 10
3
A
y
= 1 + — = 1 + = 11
Ri 1.5 x 10
3
10 PRINT "PROG 240"
20 PRINT "CLOSED LOOP AMPLIFIER"
30 INPUT "ENTER HI" ; Rl
40 INPUT "ENTER R2" ; R2
50 LET AV=1+(R2/R1)
60 PRINT "VOLTAGE GAIN = " AV
Example 4 A non-inverting amplifier has the same component
values as those in Example 2. Calculate the gain.
R
2
10 x 10
3
A,
= 1 + — = 1 + = 2
R
x
10 x 10
3
In this example the output is twice the input. Both input and output
voltages are in phase. (See program 240, above.)
Example 5 A non-inverting amplifier identica ...
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