UHF
This system is required for frequency hopping, and its tagged with an operational day
MWOD
VHF mounts always have these 2 features.
Physically secure RT, adapts RT to aircraft wiring
What is the duty cycle for VHF
Tx- 1 min/ Rx- 5 min
What is the HF radio duty cycle
Continuous
In a blown lightning arrester, the element will be ____
gone
This capability allows a radio to receive and process two simultaneous transmissions, automatically offsetting the second transmitter freq to the ___ channel
Conferencing, lower
VHF can have up to ___ antenna. X for communications, X for ADF, X for FM Homing
5, 2, 1, 2
What is the dual purposes of the VHF RSC (C11029 RSC)
VHF and VOR Control
The HF band is the spectrum most susceptible to ___
Jamming
This module is in charge of reception and transmission
Receiver-exciter
This determines the point of entry into the frequency-hopping pattern
Net Number
This optional part is required for FM Homing
Signal data comparator
The VHF power supply receives a ___ VDC input from the ____
24, transmitter
What antenna can the antenna coupler NOT impedance match
Surface mount
this module provides switched and continuous voltages required by RT
Chasis/Power supply
Time of day (TOD) uses the ____ time obtained from a ____ satellite
Greenwich/Zulu, GPS
This is where modulation and demodulation occurs for both FM and AM
R/T
When the single-sideband antenna is used, you will find the _____ in either the FM or AM position
RT band-lockout switch
This module is crystal controlled
Frequency standard module
This module provides R/T fault output control
Power supply A board
Amplifier tuning is accomplished by the tune voltage input from the ...
SYTHN/ECCM
The purposes of VHF
Enable comm with foreign/domestic civilian ATC
Am Direction Finding
FM Homing
This slice in the VHF RT provides TR switching and voltage regulation (among other things)
Transmitter
This module stores preset channel information, receives serial data from RSC, and provides bi-directional comms with the antenna coupler and band pass filter
RT Control board
This module has the voltage controlled oscillator (VOR) and 4 phase lock loops
Frequency Synthesizer Module