(C)Element 3-20 Mixers Flashcards
1
Q
The diagram in Fig. 8C9 shows a simplified RADAR mixer circuit using a crystal diode as the first detector. What is the output of the circuit when no echoes are being received?
A
no output is developed
2
Q
In the receive mode, frequency conversion is generally accomplished by a:
A
crystal diode
3
Q
An RF mixer has what purpose in a RADAR system?
A
converts low level signal to a different frequency
4
Q
In a RADAR unit, the mixer uses a:
A
Silicon crystal or PIN diode
5
Q
What component of a RADAR is represented by block 49?
A
Crystal detector ( the mixer)
6
Q
In a RADAR unit, the mixer uses:
A
pin diodes and silicon crystals
