- 1 What is the channel spacing for AM radio stations in the United States?
- 2 Does AM or FM radio travel further?
- 3 Do AM FM radios work in Europe?
- 4 What is the spacing of FM channels within the same listening area?
- 5 Why is AM radio so bad?
- 6 Why is AM radio reception so bad?
- 7 Why does AM radio travel further at night?
- 8 How far does FM radio reach?
- 9 What is the advantage of FM over AM?
- 10 Is AM radio still used in Europe?
- 11 Will a US car radio work in Europe?
- 12 What is European tuning?
- 13 Does FM have a higher frequency than AM?
- 14 What is the least used FM frequency?
- 15 What is difference between AM and FM?
What is the channel spacing for AM radio stations in the United States?
AM radio broadcasting has assigned channels, ranging from 540 kHz to 1,700 kHz and spaced at 10-kHz intervals. If your desired station is at 750 kHz, adjacent channels lie 10 kHz above and below at 760 and 740 kHz.
Does AM or FM radio travel further?
FM radio waves also travel horizontally and skyward. However, due to the higher frequency of the carrier waves, the waves that go skyward are not reflected. They pass through the atmosphere and into space. Although AM waves can be received at greater distances than FM waves, FM.
Do AM FM radios work in Europe?
As long as you can tune through all the frequencies, you’ll be OK. European radio stations traditionally use different frequencies than North America.they don’t necessarily go for the 5 khz spacing between stations. But the band of frequencies used is generally the same on both AM and FM. Thanks!
What is the spacing of FM channels within the same listening area?
The FM radio band goes from 88 to 108 MHz (megahertz, or millions of cycles per second). Again, you can see these numbers on your FM radio dial. To keep from interfering with each other FM stations must be 200KHz apart within the same geographic area.
Why is AM radio so bad?
AM stands for Amplitude Modulation and has poorer sound quality compared with FM, but it is cheaper to transmit and can be sent over long distances — especially at night. The lower frequencies of the band we use for AM signals creates a wavelength that is extremely large.
Why is AM radio reception so bad?
To understand why AM radio reception can be difficult, it’s useful to know that every single electronic device exists in opposition to AM radio – it’s extremely susceptible to interference, and we have more devices to interfere with it than ever, including power lines, mobile phones, computers, traffic lights, solar
Why does AM radio travel further at night?
Most AM radio stations are required by the FCC’s rules to reduce their power or cease operating at night in order to avoid interference to other AM stations. However, during nighttime hours the AM signals can travel over hundreds of miles by reflection from the ionosphere, a phenomenon called “skywave” propagation.
How far does FM radio reach?
VHF radio waves usually do not travel far beyond the visual horizon, so reception distances for FM stations are typically limited to 30–40 miles (50–60 km).
What is the advantage of FM over AM?
The main advantages of FM over AM are: Improved signal to noise ratio (about 25dB) w.r.t. to man made interference. Smaller geographical interference between neighboring stations. Less radiated power.
Is AM radio still used in Europe?
In Europe we call the AM band the “medium wave” band (there is also a “long wave” AM band). So (apart from the UK, so far) the high power transmitters have been shut down to save money, and their radio services moved to cheaper platforms such as FM and the digital radio DAB system implemented in Europe.
Will a US car radio work in Europe?
No, a radio purchased here in the US can not be taken to another country. The frequencies used in some other countries, like Europe, are even (102.8). The frequencies used here in the US are odd numbers (102.7) and can not be changed.
What is European tuning?
European tuning lets you tune in additional frequencies used on the AM and FM frequency bands in europe and other locations.
Does FM have a higher frequency than AM?
FM uses a higher frequency range and a bigger bandwidth than AM. AM radio operates from 535 kHz (kiloHertz) to 1605 kHz. When you tune the dial on your radio, the number changes by 10 kHz each time. This means that each station has 10 kHz of bandwidth on which to broadcast.
What is the least used FM frequency?
The lowest and almost-unused channel, channel 200, extends from 87.8 MHz to 88.0 MHz; thus its center frequency is 87.9 MHz. Channel 201 has a center frequency of 88.1 MHz, and so on, up to channel 300, which extends from 107.8 to 108.0 MHz and has a center frequency of 107.9 MHz.
What is difference between AM and FM?
In AM, a radio wave known as the “carrier” or “carrier wave” is modulated in amplitude by the signal that is to be transmitted. In FM, a radio wave known as the “carrier” or “carrier wave” is modulated in frequency by the signal that is to be transmitted. The amplitude and phase remain the same.