Can UHF And VHF Radios Communicate?

How do I know if my antenna is UHF or VHF?

A: The most obvious difference between VHF and UHF antennas is the size.

A half wave dipole for channel 2 will be 10 times longer than for channel 28.

This means that a much more elaborate UHF antenna can be constructed without the antenna becoming physically unmanageable..

What channels are VHF and UHF?

UHF frequencies are used for both analog and digital television broadcasts. UHF channels are typically given higher channel numbers, like the US arrangement with VHF channels 2 to 13, and UHF channels numbered 14 to 83.

Which radio frequency is best?

How to Select the Right Two Way Radio FrequencyVHF (Very High Frequency) at 136-174 MHz. Best Suited For: Outdoor applications where maximum range is required with little to no obstructions and typically used for rural two way radio systems. … UHF (Ultra High Frequency) at 403-470 MHz. … 900 MHz Onsite.

Are all UHF radios compatible?

These radios operate on the UHF band. … Regardless, all of the radios that support FRS and/or GMRS use the same frequencies and are compatible with one another. Simply set all radios to the same channel number and privacy code, and you will be able to communicate.

What travels farther VHF or UHF?

VHF frequencies can penetrate objects better than UHF. VHF can also travel farther. If a VHF wave and a UHF wave were transmitted over an area without barriers, the VHF wave would travel almost twice as far. … Remember, UHF signals are shorter than VHF, this is important when you’re in or around buildings.

Does UHF and VHF still work?

Today digital television is broadcast in the UHF band, but VHF is still used for FM radio and marine-band radio, and amateur radio enthusiasts still broadcast on both bands. Because of the different characteristics of the two frequency bands, the optimal designs for UHF and VHF antennas are significantly different.

How far can VHF transmit?

A typical VHF station operates at about 100,000 watts and has a coverage radius range of about 60 miles. A UHF station with a 60-mile coverage radius requires transmitting at 3,000,000 watts.

Do CB radios use UHF or VHF?

Citizens Band (CB) radio dates back to the 1940s. The Federal Communications Commission (FCC), which still regulates CB, took bands from the Amateur Radio (a.k.a. Ham) Service’s channel 11 to form a band (460-470 megacycles UHF) for personal and business communication, as well as for controlling model aircraft.

Are marine radios UHF or VHF?

It uses FM channels in the very high frequency (VHF) radio band in the frequency range between 156 and 174 MHz, inclusive. In the official language of the International Telecommunication Union the band is called the VHF maritime mobile band.

Is 2 meters UHF or VHF?

The 2-meter amateur radio band is a portion of the VHF radio spectrum, comprising frequencies stretching from 144 MHz to 148 MHz in International Telecommunication Union region (ITU) Regions 2 (North and South America plus Hawaii) and 3 (Asia and Oceania) and from 144 MHz to 146 MHz in ITU Region 1 (Europe, Africa, and …

Can you listen to police on ham radio?

Many portable Ham radios can listen to NOAA and commercial FM stations, as well. Plus, you get the huge bonus of picking up and talking with your local emergency services (fire, police, medical, etc.). … Ham does. Basic Ham radio equipment is not guaranteed to pick up all of your local emergency services.

Can a VHF radio talk to a CB radio?

1 Answer. CB or its close relatives fall into the HF frequency range (covering somewhere around 26 to 28 MHz, depending on country), so anything that accurately calls itself a VHF radio will not transmit (and most likely will not receive) CB.

Is VHF or UHF better?

In general, UHF radios are better for indoor use because their wavelengths are shorter and better able to penetrate through steel and concrete. … VHF radio signals tend to degrade more than UHF signals indoors.

Do police use UHF or VHF?

Public Safety SpectrumFrequencyMHz Available for Public Safety25-50 MHz (VHF Low Band)6.3 MHz150-174 MHz (VHF High Band)3.6 MHz [non-contiguous]220-222 (220 MHz band)0.1 MHz450-470 (UHF Band)3.7 MHz [non-contiguous]8 more rows•Sep 17, 2018

Who uses UHF?

They are used for television broadcasting, cell phones, satellite communication including GPS, personal radio services including Wi-Fi and Bluetooth, walkie-talkies, cordless phones, and numerous other applications. The IEEE defines the UHF radar band as frequencies between 300 MHz and 1 GHz.

Can you get VHF on a UHF antenna?

To receive DTV signals from all stations in the area, your antenna needs to be able to receive both VHF channels (channels 2-13) and UHF channels (channels 14-51, soon to be channels 14-36 after completion of this transition).

What is the difference between UHF and VHF frequencies?

UHF radio waves are much shorter in length than VHF, measuring around 12 to 24 inches. As a result antenna length is reduced as well as radio range. Anything from a building to a human body can interfere with UHF transmissions. … Low-band UHF overlaps with high-band UHF, low is 450-536 MHz and high is 470-806 MHz.

Are Baofeng radios being banned?

591 mean that all Baofeng UV-5R and UV-92 radios (which can transmit [on] FRS and GMRS frequencies) will become illegal to buy or sell in the U.S. after September 2019, even for amateur use? … Those devices to not have Part 95 certification, so they are not authorized for use in FRS or GMRS.