valutazioni - 5, GPA: 4.2
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Facilità d'uso
SECOND: Try a broadcast. Say, "Break One-Nine for a Radio Check." Listen for a response from another CBer near you. If you do not get a response repeat the message. When you get a response ask, "How are you receiving my transmission?" NOW YOU ARE ON THE AIR! Try asking about the road conditions, the weather conditions, a good place to eat. Don't be afraid to talk. 13 A FEW RULES YOU SHOULD KNOW 1. You are not allowed to carry on a conversation with another station for more than five minutes at a time without taking a one-minute break give others a chance to use the channel. 2. You are not allowed to blast others off the air by overpowering them with illegally amplified transmitter power or illegal high antennas. 3. You can’t use the CB to promote illegal activities. 4. You are not allowed to use profanity. 5. You may not play music in your CB. 6. You may not use your CB to sell merchandise or professional service. USE CHANNEL 9 Operating Procedure for Emergency Communications 1. For EMERGENCY communications, set radio to Ch. 9. For non- emergency communications, select desired rotating the CHANNEL UP/DOWN tuning knob until reaching the desired Channel. Be sure the antenna is properly connected to the radio before transmitting. Prolonged transmitting without an antenna, or use matched antenna, could cause damage to the 2. When asking for aid on Channel 9 it is suggested request a REACT base to respond by saying "Break Channel 9 for a REACT base" and provide the CB DISTRESS DATA (called "CLIP): CALL SIGN-Identify yourself and vehicle. LOCATION-Be exact. INJURIES-Number. Type. Trapped? PROBLEM- Give details and help required. Air CLIP repeatedly so any monitor can aid you. If you don't receive a response on Ch. 9; try Ch.14 or 19. FCC gives the following examples of permitted and prohibited types of communications for use on Channel 9. These are guidelines and are not intended to be all-inclusive. Permitted Example Message Yes "A tornado sighted six miles north of town." No "This is observation post number 10. No tornado sighted." Yes "I am out of gas on Interstate 95 at mile marker 121." No "I am out of gas in my driveway." Yes "There is a four-car collision at Exit 10 on the Beltway, send police and ambulance." No "Traffic is moving smoothly on the Beltway." Yes "Base to Unit 1, the Weather Bureau has just issued a thunderstorm warning. Bring the sailboat into port." No "Attention all motorists. The Weather Bureau advises that the snow tomorrow will accumulate 4 to 6 inches." Yes "There is a fire in the building on the corner of 6th and Main Streets." No "This is Halloween patrol unit number 3. Everything is quiet here." CB 10-CODES Citizens Band radio operators have largely adopted the “10-code” for standard questions and answers. Its use permits faster and better understanding in noisy The following table lists some of the more common codes and Code 10-1 10-2 10-3 10-4 10-5 10-6 10-7 10-8 10-9 10-10 10-11 10-12 10-13 10-16 10-17 10-18 10-19 10-20 10-21 10-22 10-23 10-24 10-25 10-26 10-27 10-28 10-29 10-30 10-32 10-33 10-34 10-35 10-36 Meaning Receiving poorly Receiving well Stop transmitting OK, message received Relay message Busy, stand by Out of service, leaving air In service, subject to call Repeat message Transmission completed, standing by Talking too rapidly Visitors present Advise Weather/Road conditions Make pick up at Urgent business Anything for us? Nothing for you, return to base My location is Call by telephone Report in person to Stand by Completed last assignment Can you contact Disregard last information I am moving to channel Identify your station Time is up for contact Does not conform to FCC rules I will give you a radio check EMERGENCY TRAFFIC Trouble at this station Confidential information Correct time is Code 10-37 10-38 10-39 10-41 10-42 10-43 10-44 10-45 10-50 10-60 10-62 10-63 10-64 10-65 10-67 10-70 10-71 10-77 10-81 10-82 10-84 10-85 10-91 10-93 10-94 10-99 10-200 Meaning Wrecker needed at Ambulance needed at Your message delivered Please turn to channel Traffic accident at Traffic Tie up at I have a message for you All units within range please report Break channel What is next message number? Unable to copy, use phone Net directed to Net clear Awaiting your next message/assignment All units comply Fire at Proceed with transmission in sequence Negative contact Reserve hotel room for Reserve room for My telephone number is My address is Talk closer to mike Check my frequency on this channel Please give me a long count Mission completed, all units secure Police needed at FREQUENCY RANGE The COBRA HH33 transceiver represents one of the AM two-way radios used as a Class D station This unit features advanced Phase Lock Loop (PLL) circuitry providing complete coverage of all 40 CB channels as shown below. CB Channel Freq. CB Channel Freq. Channel in MHz Channel in MHz 1 2 3 4 5 26.965 26.975 26.985 27.005 27.015 21 22 23 24 25 27.215 27.225 27.255 27.235 27.245 6 7 8 9 10 27.025 27.0...