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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

How do you install an aftermarket Radio CD player in a 1988 Chevy caprice classic?

if your skilled enough in wireing have colour codes for spkrs can make or buy a facia plate i managed to v carefully cut the original partof the facia for the new CD to fit in original hole that old radio came out of on my 78 79 85 caprices made a plate for my 91 as hole was twice as big good luck Dave .cop

How do you fix the sound on radio of ford explorer 1992 has power just no sound?

Before you replae the deck, check all of the fuses. If those are good pull the deck out(youll have to get some keys to remove the radio, you can get them from walmart for a couple bucks) and make sure all of the connections are good and there is no exposed wire. If that's good, it could be your deck OR most likely one of your speakers is grounding out. Youll need to disconnect all of your speaker lines from the deck, then reconect one set of speaker lines. If that works, disconnect that then try another. Repeat until you find one that doesnt work, this line will be the one that's grounding out. Youll need to trace the wire until you find where the wire is damaged. If your speakers are grounding out, then putting in a new deck wont fix it.

AnswerIf you have power and the antenna & speakers are hooked up, then you probably just have a defective radio. If the radio is indeed defective, a salvage yard is a good place to find an OEM replacement. AnswerMy radio amplifier quit working and I found a fuse that was 20 am that was labeled for the radio amplifier, and the tow package lights that was blown.

Replacing the fuse did the trick.

What is a bluetooth radio?

a bluetooth radio is something that you gotta buy from the shops.

What factors affect the range of a radio transmission?

There is a complex answer to this, so lets put up the basics. First, very low frequency (vlf) radio frequency (rf) energy can "bend" and can travel around the world (literally) as well as penetrate water to some degree. It can be received almost anywhere on the globe. Is that enough range? U.S. Naval submarine communications uses this phenomenon. Electromagnetic radiation (emr) can also travel (propagate) via a "bounce" (can be reflected and/or refracted) off the ionized upper atmosphere (depending on frequency and angle of incidence), and, to a degree, bounce off land and water. It can thereby "bounce" its way around the world. There will be "dead spots" where the signal can't be "seen" by a receiver - unlike a circumnavigating vlf wave. Both those eventualities are power dependent, naturally. The bad news is that if one wants to get a signal from point A to point B, there are variables that will determine what "band" of transmission is best suited to the task.

What is the least listened to FM radio station?

In the US, the commercial FM (broadcast) band nominally begins at 88 MHz.

87.9 was allocated, but only for some low-power "Class D" stations because

it's virtually right on top of the aural carrier of the analog-TV Channel 6. The

lowest carrier frequency normally assigned to an FM broadcast station in the

US is 88.1 MHz.

When did the radio become popular?

Sometime in the 1880s, Prof. Heinrich Hertz succeeding in generating long-wave

electromagnetic radiation and then detecting it all the way over on the other side

of the laboratory, without wires. Having had a great day, he didn't want to let

anything spoil it, so he took the phone off the hook, flipped off the light, listened

to the 11:00 news, and went to sleep.

What are the level of danger radio waves pose to living organisms?

The answer, most of the time, is zero.

  • Radio waves are not 'ionising radiation' which could be dangerous at fairly low power levels.
  • Radio waves in general pass through living things, with only a very small percentage of the energy being absorbed. The few transmitters which are powerful enough to be dangerous are surrounded by security fences to keep people at a safe dictance.
  • There is a frequency in the low microwave region (just above 2GHz) which is strongly absorbed by molecules of water. This frequency can be produced in dangerous quantities by specially built magnetrons, and anything containing water can be boiled after a fairly brief exposure to the output from one of these. There are lots of these about, all safely shut up inside microwave ovens.

What problem in Triode vacuum tubes is solved by the screen grid in Tetrode vacuum tubes?

The screen grid shields the control grid from the plate, reducing capacitance and the Miller Effect, improving performance at high frequencies.

It *also* greatly increases the intrinsic ("natural") gain.

This is the amplification factor, "mu".

A triode has a maximum mu of around 100, and as little as 2.0, depending on the valve type.

A tetrode/pentode has a mu in excess of 500, often in the thousands.

However, you won't usually find a specification for mu in tetrode/pentode data sheets, as it's impractical to design circuits with this amount of gain.

Around 300~350 is the practical maximum.

How do you Replace a radio in a 1999 Avalon?

the trim surrounding the radio must first be removed. to do this, use a screwdriver to pop the 2 clips at the bottom of the trim (you can probably see the small slits of where the clips are. once these are popped you can pop out the whole trim assembly and it's remaining clips. now there are four screws that hold in the radio, just remove those and the whole radio assembly will slide out as well.

Where can one purchase a radio flyer pathfinder wagon?

I have a 40 year old wagon with the wheels(tires). I'm looking for the

metal hub caps that go on the wheels - hub caps have a tab and one

screw hole.

How do radio stations know how many people are tuned in?

A satellite radio receiver (for example, Siirus or XM) does NOT have any capability of transmitting data back to the transmitting satellite(s). It is a one-way system.

The service provider has no way of knowing which channels are being tuned in by how many people except by polling their customers directly.

What is the 101.9 fox phone number?

i was wondering the same question but i found tht it was.. 13 10 60 .... :) hope i helped...

What is wrong if the starter clicks but won't start if the radio works so it can't be the battery and it has a new starter?

Why CAN'T it be the battery? The radio uses far less electrical energy than does the starter. To KNOW that it's not the battery, use a volt meter and have someone attempt to start the engine while you hold the voltmeter contacts to the battery posts. If the voltage drops below about 10 VDC, it's probably a discharged or faulty battery.

Try jump starting it and see if that solves the problem.

If you can get the engine started, use the voltmeter again and see what the operating voltage is. You should get about 13.5 to 14.5 VDC if your alternator is functioning properly.

If you've isolated all other possibilities, it's probably the starter solenoid. It's integral to the starer so unless you've rebuilt starters in the past, don't bother getting a new one.

But before you just throw replacement parts at the problem, CHECK FIRST! Make sure that's what's really wrong.

What is the speed of radio waves in vacuum?

299,792,458 ms-1 also known as c / speed of light.

How do you replace radio in 01 S430 Mercedes?

I'm pretty sure that it is integrated into the either the front or rear windows. Therefore you would have to replace the windshield, or rear window.

Where is the radio fuse for a 2000 Toyota Corolla?

Well mine is under the hood, in the big fuse box there. Its the Dome fuse, a yellow 20 fuse. I'm not sure if this will be the same in yours. I've read it was in the drivers door area (between the door and the steering wheel and a blue 15 fuse) but not in mine.

Have radio code for Mercedes 1995 s420 but it wont workwhat is the procedure to install thisa code if any?

You have to enter the code, then push the select button. On the right side of the radio, there are 5 buttons that form a square. One top, one left, one right, one bottom and one in the middle. Enter the code and then push the one in the middle.

How do you go upstairs in the radio tower?

well first you have to get the team roket outfit

after that the guy will let you in but u will have to battle him

after that you just have to beat team roket and you will have to face a leader but i forget his name

well good luck hope it helped

Does a handheld CB radio need an antenna?

Not necessarily, but the antenna does need to be grounded.

What is meant by radio frequency interference?

Radio frequency interference (rfi) is simply either man-made or natural sources that interact with radio waves. A natural source - is the crackle you hear from your radio when there's a lightning storm between you and the transmitter. A man-made source - could be something like hearing a taxi-cab radio over a 'normal' radio program.

What are the benefits of radio activity?

It helps us listen to what is being said over communicational machinery such as the radio and the television.

Hitlers minister of propoganda who made radio stations play military music and speeches glorifying the German state?

Paul Joseph Goebbels 29th October 1897 - 1st May 1945 was the Reich Minister of Public Enlightenment and Propaganda in Nazi Germany from 1933 to 1945.

How can you protect yourself from radio waves?

Try to limit yourself to broadcasts of news, drama, and classical music.