LORAN C

#1. The principle of operation of Loran C is:

• Atiming the interval transmitted and received pulses.
• Bdifferential range by frequency comparison.
• Cdifferential range by pulse transmissions.
• Ddifferential range by phase comparison.

#2. The frequency and waveband of LORAN C are:

• A100 kHz, hectometric
• B100 MHz, kilometric
• C100 MHz, hectometric
• D100 kHz, kilometric

#3. The coverage of LORAN C is:

• ASpecified areas only
• BNorthern hemisphere only
• COceanic areas
• DNorthern hemisphere oceanic areas