viii
GLOSSARY OF TERMS
GLOSSARY OF TERMS
GLOSSARY OF TERMS
GLOSSARY OF TERMS
GLOSSARY OF TERMS
All Scan ........................... Scans all channels
ATIS ................................ Automatic Transmission Identification
System; used for inland waterways in some
European countries
Canadian Channels ......... Channel designator as defined by the DOC
Carrier Wave ................... A Radio Frequency on which intelligence is
superimposed.
DSC ................................. Digital Selective Calling
Dual Watch ..................... Monitor channel 16 while working on another
channel
Duplex ............................. Transmit and receive on different frequencies
ETSI ................................ European Telecommunications Standards
Institute
FM .................................. Frequency Modulation
International Channels .... Channel designator as defined by the ITU
ITU .................................. International Telecommunications Union
LCD ................................. Liquid Crystal Display
Memory Scan .................. Scans only user selected memory channels
MMSI .............................. Maritime Mobile Service Identity; a number
issued by each country to identify maritime
stations.
NOAA ............................. National Oceanographic and Atmospheric
Administration
PLL .................................. Phase Locked Loop (a type of frequency
synthesizer)
PTT switch ...................... Microphone push-to-talk switch
RF .................................... Radio Frequency
RTCM .............................. Radio Technical Commission for Maritime
Services
RX ................................... Receiver
Simplex ............................ Transmit and receive on the same frequency
Squelch ........................... To suppress totally
TX ................................... Transmit
US Channels ................... Channel designations as defined by the FCC
VCO ................................. Voltage Controlled Oscillator
VHF ................................. Very High Frequency 30MHz to 300MHz
Weather Channels ........... Channels for routine and emergency weather
information broadcast by NOAA
Summary of Contents for RAY230E
Page 1: ...RAY230 RAY230E Fixed Mount VHF Radio Owner s Handbook Document number R49006_1 Date May 2001...
Page 2: ......
Page 7: ...vii Declaration of Conformity goes here...
Page 102: ...3 80 Operations...
Page 138: ...6 16 Parts List and Drawings...
Page 150: ...7 12 Appendix...