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Radio

A radio refers to an electronic device that works by receiving radio wave (an electromagnetic wave) that has the capacity to broadcast news, speech, music and other audio through the air.

8,296 Questions

What conducts radio waves through space?

Radio waves are not conducted. They propagate. They do not need a medium through which to propagate. They just move.

What is the most played American radio song?

A good song in America will depend on what situation it's being used for. If for a patriotic purpose, America the Beautiful is an appropriate song. However, good songs are based on when they are first released. Some songs are also timeless, like We Will Rock You.

Do bands get paid every time their song is played on the radio?

Songwriters who don't foolishly sell of all legal rights to their music get paid based on an estimated radio playrate found via survey. The exact amount paid will depend on your contracts and which music play pay monitoring company you are affiliated with.

Why is the ionosphere important to radio wave transmission?

Sky wave propagation is possible because of ionosphere. Ionosphere is the region consisting of ions produced in the higher level of atmosphere almost at a height of 90km. The scientific fact is that the refractive index is inversely related to the ionic density. Because of various concentration of ions in the ionosphere, the refractive index is different. As radio waves make an entry through this region, the ray has to pass from the region of higher refractive index to lower, so the radio waves get deviated from the normal. So stage by stage, the radio waves get turned back towards the earth. This seems as if it has been reflected by the ionospheric layer. So short waves, also known as sky waves, with a range of frequency 3 to 30 MHz are better sent back to the earth. That is why irrespective of the curvature of the earth, the signals transmitted at London will be received by a radio in a town in TamilNadu, India.

How do you reset the radio security of a Toyota Yaris?

You should have a code in your owners manual. If you can't find it, call your dealership and ask them to look it up for you.

In a 2008 Yaris, you have to hold down SEEK and press 1.

This should appear: _ /_ /_

Say the 3 digit code was 987, you would need to press the button 1 ten times, the button 2 nine times and the button 3 eight times. (As the numbers begin from 0-9)

Your screen should now say: 9/8/7

Hold down scan to finish.

Or if your model is different, call your dealership service department and they will tell you how to do it.

What is a stanky leg?

the stanky legg is when you stick your legg out and twist it from side to side and sind do the stanky legg by .jada santiago

2005 F-250 radio removal?

Claw it out with your nails...hehe...jusy kidding...Is the radio built in or superficial? If it's built in, there's not much you can actually do. But if it is superficial, then if you slide something under the edges, you can pry it up.

How do you reset the factory radio for 1998 Honda Accord?

Ford DIN Radio Removal Tools - $10.95 DIN Tools are required to safely remove the radio from many Ford vehicles. DM-10-22

These removal tools are also widely available and price from free with radio purchase, to around $4.(Auto parts, Walmart,

You only need the standard Ford radio, U shaped removal tools, readily & cheaply available at an autoparts store, Walmart, etc.

- Use the removal tools to pull the radio assembly out of the dash - note: you do NOT need to remove the plastic trim piece! :)

  • Insert the tools into each pair of small holes on either side of the radio face
  • They're all the way in when you feel them hit an indent, or a bit of 'click'
  • Push the tops of the tools to the *OUTSIDE* while pulling the radio out from the dash. This is more "art" & feel than specific instructions.

- Pull the 2 wire harness connectors off & disconnect the radio antenna.

As you can imagine, re-installing is just a matter of connecting the wire harnesses & antenna - align and push the radio back in until you hear/feel the side-clips click back into place.

TIPS:

  • Be sure to spend the few dollars for the wire harness kit - This saves you from having to CUT the factory wiring.
  • This may take a few tries to get the radio loose, but be patient - maybe get one side at a time released and then sliding it out.

Go to your local auto parts store (I went to Advanced Auto Parts in the Chicago area) and they sell the radio removal tool for about $5.00. All the "tool" consists of is two pieces of metal, about the diameter of a metal coat hanger, bent in a "U" shape. You stick them into the 4 holes in the radio and just wiggle it and pull it out.

This is a good start http://www.installdr.com/InstallDocs/FLM/PDF/356021.pdf

You only need the standard Ford radio, U shaped removal tools, readily & cheaply available at an auto parts store.

- Use the removal tools to pull the radio assembly out of the dash - note: you do NOT need to remove the plastic trim piece! :)

  • Insert the tools into each pair of small holes on either side of the radio face
  • They're all the way in when you feel them hit an indent, or a bit of 'click'
  • Push the tops of the tools to the *OUTSIDE* while pulling the radio out from the dash. This is more "art" & feel than specific instructions.

- Disconnect the 2 wire harness connectors and the radio antenna wire.

Re-installing is just a matter of connecting the wire harnesses & antenna - align and push the radio back in until you hear/feel the side retainer-clips click back into place.

You only need the standard Ford radio, U shaped removal tools, readily & cheaply available at an autoparts store.

- Use the removal tools to pull the radio assembly out of the dash - note: you do NOT need to remove the plastic trim piece! :)

  • Insert the tools into each pair of small holes on either side of the radio face
  • They're all the way in when you feel them hit an indent, or a bit of 'click'
  • Push the tops of the tools to the *OUTSIDE* while pulling the radio out from the dash. This is more "art" & feel than specific instructions.

- Pull the 2 wire harness connectors off & disconnect the radio antenna.

As you can imagine, re-installing is just a matter of connecting the wire harnesses & antenna - align and push the radio back in until you hear/feel the side-clips click back into place.

Radio removal FordTried the coat hanger deal ended up damaging the clips. Had to remove dash to get to the clips from the backside. Better to buy the "removal tool", it's about $2 at Autozone. Ends are tapered and have a retainer on the end that fits into the radio clips. Follow instructions on package

You need to go to Wal-Mart or Best Buy and buy a removal tool for a couple of bucks. It's u-shaped and made of wire.

You simply put this tool on the notches that show on the side of the radio, push the tool in and pull out the radio. It's really that simple.

If you don't want to purchase the special tools, you can use 4 - 1/8" Allen wrenches. Just be carefull not to insert them more than 1/2". It's a little tricky, but beats buying a tool you may only use once.

Use two radio tools available anywhere insert them into the holes in the face plate (there u shaped and fit vertically. Push them in till you hear a click the push slightly out ward on the radio tools while pulling out on them.

Or you can make the tools out of a wire coat hangar (if you are a cheapskate like me) :) Just fasten 2 "U"s wide enough to span the holes from top to bottom.

Dude, why are you asking, im like 12 and i don't know how to drive a car let alone get a radio out of it <3

How is BBC radio stations funded?

ITV is funded by advertising and sponsorship, BBC by the government from the collection of licence fees.

Read more: How_is_ITV_and_BBC_funded

How far does ham radio work?

Some amateur radio operators regularly communicate with each other by reflecting

their signals off of the moon, so we know that amateur radio communication is possible

over distances of at least a half-million miles ... something like 19 times the distance

around the earth

We don't know how much farther it might work, because there aren't any hams out there

to talk to.

Where is the lighter and radio fuse located in a 2004 Toyota Corolla?

I have a 97 and just changed that fuse for the dome and interior lights, only it also has the tail lights, any way, it is located on driver side on left, fuse # 15 and it is a 10 amp, hope it is a help

What is the stereo wiring diagram for 2000 Toyota Avalon?

2003 Chevrolet Silverado Car Stereo Radio Wiring Diagram

Radio Constant 12V+ Wire: Orange
Radio Ignition Switched 12V+ Wire: Class 2 Serial Data
Radio Ground Wire: Black/White
Radio Illumination Dimmer Wire: N/A
Radio Antenna Trigger Wire: N/A
Radio Amplifier Trigger Wire: Pink
Front Speakers Size: N/A
Front Speakers Location: N/A
Left Front Speaker Wire (+): Tan
Left Front Speaker Wire (-): Gray
Right Front Speaker Wire (+): Light Green
Right Front Speaker Wire (-): Dark Green
Rear Speakers Size: N/A
Rear Speakers Location: N/A
Left Rear Speaker Wire (+): Brown
Left Rear Speaker Wire (-): Yellow
Right Rear Speaker Wire (+): Dark Blue
Right Rear Speaker Wire (-): Light Blue

Why wont Radio and dome light work in 99 Cherokee?

I fixed the no-headlight problem on my 1996 Jeep Cherokee (not a Grand) by replacing the headlight switch. As I recall, the black plastic knob is removed from the outside. Then, there is a button on the switch housing itself which is difficult to reach - you have to put your head on the floor and reach way up underneath. Pushing the button allows the stem to be pulled out from the front. My memory isn't clear. It is also hard to get the large connector loose because of the plastic clips holding it in.

I don't know why the old switch wouldn't work. I had no faith that replacing it would do any good. It did - the lights have worked without issues since.

Hope this helps.

How do you uninstall a factory radio from a 88 Honda accord?

* Remove the ashtray and ashtray holder * Remove the radio and mounting plate screws and lower the radio and unplug the electrical connector and antenna lead then push the radio out of the dashboard

How do you remove a radio from 2005 dodge ram?

First you will need to take out the screw holding the trim aroung the radio. It is located inside the trashbag hook at the bottom of the dash. Then you will need to remove the a/c knobs. The trim will then just pop out, but be careful not to break it and there will be some wiring attached. The radio itself is held in with 4 screws.

Radio code for Mitsubishi eclipse?

dealer usually charge $50 to get your radio code, call my cell i will try to help you to get your radio code from my friend at the mitsubishi dealer my name is orlan 626 383 6349 call me anytime...

What oven operates on short radio waves?

The common, ubiquitous microwave oven operates in the "ISM" radio band of 2.45-2.5 GHz, corresponding to a wavelength of something like 12 centimeters. You could use somewhat longer or shorter wavelengths to cook food, but this is the frequency band dedicated to that service. The 2.5 GHz band was the desirable choice, because it is a wavelength efficiently absorbed by the moisture in the food. The shape and size of the 'cavity' in the microwave oven ... the box where you put the food to be cooked ... is closely related to the wavelength of the RF energy used, in order to assure that the RF energy stays in the box and gets absorbed into the food, and is not reflected back into the device that generates it.

What is a newscast?

The word "newscast" is the short version of "news broadcast." It refers to a summary of the most important current news stories-- it might be two minutes long, five minutes long, or even longer, depending on the station. (Some stations are "all-news," and in the course of an hour, they might offer a long block of stories that includes the top local, national, and international stories. The biggest stories will be repeated every few minutes for people who are just tuning in.) In addition to the top stories about current issues, a typical newscast usually also includes sports headlines and the weather forecast.

Almost since radio's inception in 1920, there was news on the air: the first station to broadcast regularly, 8MK in Detroit (later known as WWJ) was owned by a newspaper, and some major headlines and news stories were read to the listeners. People wanted to be informed, so radio stations began providing a few minutes of news on a regular basis. Eventually, there were entire staffs of radio reporters (and later TV reporters); and to this day, most stations will make the time to broadcast news reports, to help keep the public up-to-date.

Who became the first professional radio station in the world?

That is a very interesting question, and one that scholars still debate. In Canada, historians would say it was XWA, later known as CFCF, owned by the Marconi Company. It went on the air in late 1919. In the USA, several stations claim to have been first: 8MK in Detroit (later known as WWJ, and still on the air today) was on the air in August 1920, owned by the Detroit News; it was also the first station owned by a newspaper. 1XE (later known as WGI) in Medford Hillside, Massachusetts, seems to have been on the air in the summer of 1920 too; it was owned by the Amrad Company.

And one station that many textbooks insist was the first (although it really wasn't) was KDKA in Pittsburgh, owned by the Westinghouse Company. KDKA went on the air on November 2, 1920. KDKA was very well-funded and well-publicized, and in radio's first year, it had a number of very important accomplishments that other stations could not equal. There were also early stations in Argentina (Radio Argentina, which went on the air in late August 1920), and several other countries had early stations too. And at colleges, there were some stations playing hit songs and doing the news as early as 1912, when Charles "Doc" Herrold and his wife Sybil put a station on the air at the Herrold College of Wireless in San José, California.

It should also be noted that "professional" or "commercial" stations did not exist in those early days. Most stations were run by amateur radio operators, often working for a manufacturer of radio receiving equipment. The first "commercial" license was not issued till mid-September 1921. Contrary to myth, KDKA in Pittsburgh did not get the first professional license-- rather, a sister company, WBZ (then in Springfield MA, today in Boston) received the first commercial license.

How did sailors find there longitude before radio navigation aids were invented?

They often used an instrument know as a sextant which used the stars to help navigate. Follow the related link (below) for more information.

What would cause the radio not to work in a 1998 Volkswagen Beetle?

Hopefully, this will help:

The symptom I experienced was this: I would put a tape in my 2001 VW Golf deck... the deck would accept the tape, try side A and the display would show side A, then the deck would try side B and the display would show side B, then the deck would try side A once again and the display would show side A...at this point, the deck would then sound one beep and eject the tape.

Here is what I did:

I removed the compartment above the stereo cassette deck (the one that is empty and can be used to store your sunglasses in). It comes out quite easily, but does tend to snag on the stereo cassette deck itself so it has to gently be pried out. Next, I removed the stereo cassette deck...it had a couple of tabs on it, one on either side that secured it in place to the compartment's side frame...I wedged a screw driver in from the top of each side about an inch in and pulled towards myself to defeat the tabs to get the stereo cassette deck out. Be careful to pull the stereo cassette deck out slowly and to ease the cabling and antenna cable out as well. There is enough slack on the cabling and antenna cable to get the deck out and resting on the standard gear shift.

After removing the stereo cassette deck (but still having all cabling attached), I removed the two screws that hold the top cover on so as to expose the stereo cassette deck's mechanism (I also had to tear the warantee seal to remove the cover). I then turned the unit on. Next, I tricked the machine by pushing the actuator that tells the deck a tape had been inserted, and watched to see what happened mechanically. I found that the main motor via a worm gear was turning freely, thus the main gear that runs the tape was o.k. The capstans (the silver spindles), and pinch rollers (the black rollers that move against the capstans to guide the tape), on the other hand, were not turning. I then turned the unit OFF and proceeded to un-plug the flat ribbon cable running from the tape head to the main printed circuit board at the board itself (the flat cable is attached to a wafer that makes it easy to pull on...the wafer that is...DO NOT pull on the flat cable. Also, I un-plugged the connector found in white plastic (it actually plugs right into the main printed circuit board)(You can pull on the white plastic to do this). Then, I removed the 4 screws that hold the entire cassette deck mechanism, and took the mechanism out as one unit (thank you to the manufacturer for making it so very easy). On the under-side of the mechanism, I found the motor that drives the spindles via a very thin belt. I carefully rotated the motor and it seemed to move freely. The pulley attached to the motor, however, had grease on it. I CAREFULLY took the belt off of the PULLEY END ONLY and secured it on a piece of metal near the pulley to maintain tension on the belt. (The belt is also wound around the capstan pulleys as well in a certain way, and would be time-consuming to get it routed properly again). I then cleaned the pulley. I also checked to see if any grease was on any other parts of the belt.

After re-assembling the deck, it worked like new. I then put it back in its compartment.

So, two things could have been the problem: grease on the pulley (so that no drive occured on the belt), or a motor shaft that had a bit of dust/gunk build-up that was freed when I turned the motor pulley by hand.

That's my story.

How do you remove the Radio in a 2004 Pontiac Montana?

You first have to remove two screws(7mm)in the back of the storage compartment under the pull out cup holder. Once they are removed pull that compartment out and set it off to the passenger floor side being careful not to break your lighter plug wire. Next you pull out your cup holder and remove two screws up under where the cup holder slides in and out also 7mm. Then while cup holder is pulled out remove two screws one on each side of the cup holder which are back in a little holes Phillips head. After all 6 screws are out using a small flat head screwdriver very carefully pry loose the three tabs which hold the top of the plastic trim ring above the radio. Once the trim ring is removed there are three screws that hold the radio in remove and radio is out

Do cb radios have speakers?

On most systems, there's an internal speaker.

What year did FM radio first start?

FM radio was in use just before World War II, but very few stations were in operation. FM was touted in full-page magazine ads during the war as the "coming attraction" (like television) that everyone would want when the war was over (there was no domestic production of radios during the war). Once it began, it caught on quickly, especially for classical music, as it had much wider frequency spectrum than AM radio.