why the cutoff frequency is taken for 3dB and not other
values like 1 or 2 db???
Answer Posted / guru
Human ear can not distinguish between maximum and 3DB
frequency level. 3DB is maximum permitted level,more then
3DB results in noticeable change. It saves power.........
| Is This Answer Correct ? | 2 Yes | 23 No |
Post New Answer View All Answers
What are the advantages of igbt over bjt, mosfet?
PLEASE SEND ME THE TTA EXAMS PREVIOUS PAPERS TO PREPARE TTA2009
Define what do you understand by collector reverse saturation? In which configuration does it have a greater value?
what is Global Call
Which of the following protection methods is NOT supported by FlexiHoppers with FIU19(E)?
Why does all cellular networks have same shape of sim?
What are the applications of the octal number system?
simplification of Boolean Expression- A+A'B.
6. When Abis link is down, name the alarm that is generated at BSC
What is natural commutation?
What is a diode in reference to electronics?
Why diodes should be connected in antiparallel with thethyristors in inverter circuits?
Igbt is a voltage controlled device. Why?
what is difference between xdm-50/100/300/500/1000/2000 & all bg-20/40/30 in eci mux.
What are the disadvantages of the harmonics present in the inverter system?