Search results
Results From The WOW.Com Content Network
Emergency traffic, clear the channel. CB code for Mayday for trucks and police cars. 3s and 8s Well wishes to a fellow driver. Borrowed from amateur radio telegraphy codes "73" (best regards) and "88" (hugs and kisses). 10-36 Correct time ("Can I get a 10-36?") 10-41 Driver is signing on or changing the channel on their radio 10-42 An accident
Ten-codes, officially known as ten signals, are brevity codes used to represent common phrases in voice communication, particularly by US public safety officials and in citizens band (CB) radio transmissions. The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code. [1]
The Family Radio Service ( FRS) is an improved walkie-talkie radio system authorized in the United States since 1996. This personal radio service uses channelized frequencies around 462 and 467 MHz in the ultra high frequency (UHF) band. It does not suffer the interference effects found on citizens' band (CB) at 27 MHz, or the 49 MHz band also ...
In the United States, the Multi-Use Radio Service ( MURS) is a licensed by rule (i.e. under part 95, subpart J, of title 47, Code of Federal Regulations [1]) two-way radio service similar to the Citizens band (CB). Established by the U.S. Federal Communications Commission in the fall of 2000, MURS created a radio service allowing for licensed ...
In hand-held radios, an LED indicator may glow green, yellow, or orange to indicate another user is talking on the channel. Hand-held radios usually have a switch or push-button to monitor. Some modern radios have a feature called "Busy Channel Lockout", which will not allow the user to transmit as long as the radio is receiving another signal.
Quindar tones, most often referred to as the "beeps" that were heard during the American Apollo space missions, were a means by which remote transmitters on Earth were turned on and off so that the capsule communicator (CapCom) could communicate with the crews of the spacecraft. It was a means of in-band signaling to simulate the action of the ...
AN/PRC-6, somewhat battered from use. The AN/PRC-6 is a walkie-talkie (correctly a "Handie Talkie [1]) used by the U.S. military in the late Korean War era through the Vietnam War. Raytheon developed the RT-196/PRC-6 following World War II as a replacement for the SCR-536 "handy-talkie". The AN/PRC-6 operates using wide-band FM on a single ...
A walkie-talkie, more formally known as a handheld transceiver ( HT ), is a hand-held, portable, two-way radio transceiver. Its development during the Second World War has been variously credited to Donald Hings, radio engineer Alfred J. Gross, Henryk Magnuski and engineering teams at Motorola. First used for infantry, similar designs were ...