What is radio group in android? In android, Radio Group is used to group one or more radio buttons into separate groups based on our requirements. If we group Radio Buttons using RadioGroup, at a time only one item can be selected from the group of radio buttons.
What does radio group do? A RadioGroup class is used for set of radio buttons. If we check one radio button that belongs to a radio group, it automatically unchecks any previously checked radio button within the same group.
What is radio button and radio group in Android? RadioButton is a two states button which is either checked or unchecked. If a single radio button is unchecked, we can click it to make checked radio button. RadioGroup contains several radio buttons, marking one radio button as checked makes all other radio buttons as unchecked. …
How do you make a radio group on android? 6 Answers. RadioGroup cannot be disabled directly, we have to loop through the radio button and setEnabled as false.
What is radio group in android? – Related Questions
What is radio waves modulation?
Radio modulation is the process of modifying the characteristics of a radio carrier wave (electromagnetic wave) using an information signal (such as voice or data). The characteristics that can be changed include the amplitude modulation (AM), frequency modulation (FM), or phase modulation (PM).
Are radio waves used for tv?
Radio waves do more than just bring music to your radio. They also carry signals for your television and cellular phones. The antennae on your television set receive the signal, in the form of electromagnetic waves, that is broadcasted from the television station. It is displayed on your television screen.
What is multicast radio?
Multicasting is the ability for an HD Radio Technology-enabled FM station to broadcast additional supplemental program service(s) (SPS) simultaneously with the main program service (MPS) using the station’s current frequency allocation. … There is currently no multicasting available for AM stations.
How radio transmission works?
Radio works by transmitting and receiving electromagnetic waves. The radio signal is an electronic current moving back and forth very quickly. A transmitter radiates this field outward via an antenna; a receiver then picks up the field and translates it to the sounds heard through the radio.
How can i remove my car radio?
Luckily, this is easy to remove as well. Find the edge of the panel and insert a plastic prybar into the space. Work the prybar around the panel until it pops off, then pull it off to reveal the stereo.
Where was the first radio broadcast in 1920?
It is commonly attributed to KDKA in Pittsburgh, Pennsylvania, which in October 1920 received its license and went on the air as the first US licensed commercial broadcasting station on November 2, 1920 with the presidential election results as its inaugural show, but was not broadcasting daily until 1921.
Can you hear radio waves in space how?
Radio waves can travel through space. So, if you’re wearing a space suit that contains a radio unit and one of your buddies sends you a radio message that there’s pizza in the space station, you’d be able to hear it. That’s because radio waves aren’t mechanical — they’re electromagnetic.
Is there a way to play local radio through echo?
Your Alexa device can play radio stations — you just need to enable the feature on the Alexa app. Your Alexa speaker can play radio stations if you enable the skill on the Alexa app. … You can also ask your Echo to play some stations without using the app.
What is tri band ham radio?
A tri-band radio is a communication device that has the ability to transmit and receive on multiple frequencies. Some of the potential frequencies include short-wave, VHF, UHF and BC band. … They are often used by licensed professionals who need the ability to communicate on dedicated or underused radio channels.
Where was the first radio station started in 1920?
first commercial radio station was KDKA in Pittsburgh, which went on the air in the evening of Nov. 2, 1920, with a broadcast of the returns of the Harding-Cox presidential election.
How do u connect to iheart radio to my sonos?
Tap the Settings tab. Navigate to “Services & Voice”. Under the Music & Content section, click “Add a Service”. Select iHeartRadio from the dropdown, and then click “Add to Sonos”.
What frequency is gmrs radio?
The General Mobile Radio Service (GMRS) is a licensed radio service that uses channels around 462 MHz and 467 MHz. The most common use of GMRS channels is for short-distance, two-way voice communications using hand-held radios, mobile radios and repeater systems.
What radio station has the braves game?
Catch Braves baseball on the radio on 680 the Fan (WCNN AM) and WNNX-Rock 100.5. The Braves Radio Network, consisting of more than 150 radio stations, will continue to broadcast Braves baseball throughout the Southeast all season long.
Can you change the radio in a leased car?
You can modify as long as you can put it back to exact original when returning from the lease. Pay some stereo shop to install and tell them that is a lease car and be careful to keep things original.
How to advertise of radio?
There are a few options when creating a radio ad, you can have the radio station create the ad, pay a professional production company to create the ad, create the ad yourself, or hire a freelancer. All the options require the same general steps, but the process and cost will vary slightly.
Why can radio waves go through walls?
Radio waves are much bigger than light waves (in terms of their wavelength). Radio waves are bigger then the size of atoms in a wall, that is why they go through, while light is a small wave and cannot get through the wall.
What does anl mean on a cb radio?
ANL- Automatic Noise Limiter – A noise limiter clips an audio signal to reduce the amplitude of impulse noise. It prevents the waveform from exceeding a certain level. Bluetooth – This feature has been added to just a couple of Cobra CB radios. It allows you to use your cell phone through the CB.
Are radio waves sound or light?
However, sound and radio waves are completely different phenomena. Sound creates pressure variations (waves) in matter, such as air or water, or your eardrum. Conversely, radio waves are electromagnetic waves, like visible light, infrared, ultraviolet, X-rays, and gamma rays.
Do radio waves ever act as particles like light?
The amount of energy a photon has can cause it to behave more like a wave, or more like a particle. This is called the “wave-particle duality” of light. … Low energy photons (such as radio photons) behave more like waves, while higher energy photons (such as X-rays) behave more like particles.
Can i walk from radio city music hall?
Radio City Music Hall is about a 5-minute walk east along 50th Street from the 50th Street-Broadway station. Or, from Penn Station, walk two (2) blocks north and one (1) block east to 34th Street-Herald Square Station and take the B, D, F or M subway trains to 47th-50th Streets-Rockefeller Center.
Is laura ingraham still on the radio?
Laura Anne Ingraham (born June 19, 1963) is an American conservative television host. She has been the host of The Ingraham Angle on Fox News Channel since October 2017, and is the editor-in-chief of LifeZette. She formerly hosted the nationally syndicated radio show The Laura Ingraham Show.