In high impedance preamplifier, how are the noise sources kept to minimum level?
A. By reducing dark current with proper selection of photodiode
B. By reducing thermal noise of biasing resistor
C. By using high impedance amplifier
D. All of the above
Answer:D
In high impedance preamplifier, how are the noise sources kept to minimum level?
A. By reducing dark current with proper selection of photodiode B. By reducing thermal noise of biasing resistor C. By using high impedance amplifier D. All of the above