Flashcards in Station setup - T4A Deck (11):
Which of the following is true concerning the microphone connectors on amateur transceivers?
Some connectors include push-to-talk and voltages for powering the microphone
What could be used in place of a regular speaker to help you copy signals in a noisy area?
A set of headphones
Which is a good reason to use a regulated power supply for communications equipment?
It prevents voltage fluctuations from reaching sensitive circuits
Where must a filter be installed to reduce harmonic emissions?
Between the transmitter and the antenna
What type of filter should be connected to a TV receiver as the first step in trying to prevent RF overload from a nearby 2 meter transmitter?
Which of the following would be connected between a transceiver and computer in a packet radio station?
Terminal node controller
How is the computer's sound card used when conducting digital communications using a computer?
The sound card provides audio to the microphone input and converts received audio to digital form
Which type of conductor is best to use for RF grounding?
Which would you use to reduce RF current flowing on the shield of an audio cable?
What is the source of a high-pitched whine that varies with engine speed in a mobile transceiver's receive audio?