COMMON Sec Flashcards
A7
RF FILTER
A1
D/A servo ampl
A2
FREQUENCY SYNTHESIZER
A6
VOLTAGE REGULATOR
A5
DC TO DC CONVERTER
A10
CHASSIS
A7A2
DIRECTIONAL COUPLER
A7A1
RF FILTER
A7A3
Xmt/Rcv switch
A1 HAS 2 SUB-MOULDULES
Servo amp and D/A converter
A2 HAS 2 SUB-MODULES
Phase lock loop and xmt/rcv switch
A5 HAS 2 SUB-MODULES
Regulating DC TO DC converter and DC TO DC converter
A10 HAS 1 SUB-MODULE
Xmt/ rcv rectifier
A7A1 RF filter dose this when transmiting before the antenna
Eliminates harmonics
A7A1 RF filter dose what when receiving
Rejects image frequency
A7A3 xmt/rcv switch, when key 1 is applied/ keyed
Transmiting
A7A3 xmt/rcv switch, when key 1 is unkeyed
Receive
In the A2 frequency synthesizer the vhf frequency shift is
30MHz above (+) the operating frequency (180MHz)
In the A2 frequency synthesizer the UHF frequency shift is
30MHz below(-) the operating frequency (270MHz)
Which circuit in the A5 generates the 100 VDC that is sent to the A7 RF filter
DC-DC converter
When is the side tone output (p/o j17 pin 12) uses
Both transmit and receive
Detected audio and generates AGC voltage
A3 receiver RF
What module Amplifies and controls the audio output and generates key 1 and key 2
A4 audio module
What module Supplies the drive voltage for the servmotor
A1 D/A servo amp.