RADIO COMMUNICATIONS 1

What control should be adjusted to reduce the noise while the receiver is at standby?

Automatic noise Controller

Noise limiter

Squelch

Noise Factor

What is the international radiotelephone safety signal?

PAN

SECURITE

XXX

TTT

What controls are allowed to be adjusted by the aircraft radio operator?

Crystal

Power output

On/Off switch & volume control switch

Repair of equipment

What is the provisions of Radio Control Law, which states that the content of any radio messages shall be divulged to the address?

Secrecy of communication

Secrecy of telecommunications

Secrecy of Information

Secrecy of radio message

Which of the following equipment is not a radio aid to navigation?

Instrument Landing System(ILS)

Volt Ohrn Meter(VOM)

VHF Ommi-Directional Radio Range

Non-Directional Radio Beacon

Very High Frequency band is

300-3000kHz

30-300 MHz

300-3000 MHz

3-30 GHz

What frequency band is not allocated for aeronautical service?

108-118 MHz

200-216 MHz

335-405 kHz

430-445 MHz

A radio navigation system that provides aircraft with horizontal guidance before and during landing is

Radar

Sonar

Radio Direction Finding

Instrument Landing System

Pilot who was born on April 30, 1970 needs to renew his license which will expire in 2006. When should he file license under the provisions of Radio Laws, Rules and Regulation?

March 30, 2006

April 30, 2006

November 30, 2006

December 31, 2006

What is the ELT frequency for aircraft?

121.5/243 MHz

145 MHz

144-146 MHz

406.5 MHz

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