EST 8

Process of impressing lower intelligent frequency to higher frequency.

• modulation

• detection

• multiplexing

• scrambling

Find the suitable ground plane for a frequency of 220 MHz.

• 0.5 m

• 0.24 m

• 0.34 m

• 1.2 m

The term used for the mechanism RADAR searching for an object.

• scanning

• tracing

• lobing

• nodding

A method of comparing two audio systems by switching inputs so the same recording is heard in rapid succession over one system and then the other.

• AB test

• trade test

• trade test

• end test

What do you call the telephone system connecting residence and business establishments?

• Public Telephone System

• Pay Phone System

• Private Network System

• Touch Tone System

In Broadcasting, an area characterized to have no interference but wit fading or intermittent variations in intensity is _______.

• Primary Service Area

• Intermediate Service Area

• Tertiary Service Area

• Secondary Service Area

Information capacity is proportional.

• bandwidth

• noise

• power

• flux

What is the number of lines per field in an NTSC TV?

• 525

• 262.5

• 625

• 312.5

It refers to the time required for a signal to complete one cycle.

• Wavelength

• Frequency

• Amplitude

• Period

What happens when the separation between two conductors having the same diameter decreases?

• The characteristic impedance decreases.

• The characteristic impedance increases,

• The characteristic impedance does not change.

• Cannot be determined