An oscillator in nothing but an amplifier with |
|||||||
a) |
Positive feed back |
b) |
Large gain |
c) |
No feedback |
d) |
Negative feedback |
An oscillator in nothing but an amplifier with |
|||||||
a) |
Positive feed back |
b) |
Large gain |
c) |
No feedback |
d) |
Negative feedback |
(a)
In oscillator, a portion of the output power is returned back (feed back) to the input in phase with the starting power. This process is termed as positive feedback