Radio and television broadcast stations transmit their signals via RF electromagnetic waves. There are thousands of radio and TV stations on the air in the United States. Broadcast stations transmit at various RF frequencies, depending on the channel, ranging from about 540 kHz for AM radio up to about 700 MHz for UHF television stations. Dec 20, 2016 · The off roaders are likely using Part 90 business radios for major venues because the venue may have licensed specific channels for coordination. Check with the venue to see what frequencies if any, competitors are allowed to access. A business license requires a coordination fee. Last edited: Dec 23, 2016. 2,007. Feb 12, 2008. #1. California Shock Trauma Air Rescue (Calstar) pilots flying out of Calstar's South Lake Tahoe base recently tried out the latest design in helicopter engineering - a tail rotorless model called the MD 902. 'This is one of the most advanced helicopters in the world,' said Tom Pandola, director of operations since March ...FM: 103.1 MHz: Free Radio (Black Country & Shropshire) FM: 103.1 MHz: Greatest Hits Radio Scottish Borders & North Northumberland FM: 103.1 MHz: Greatest Hits Radio Yorkshire CoastSep 8, 2007 · Joined Nov 25, 2003 Messages 1,506 Location SFO Bay Area and Las Vegas NV Countywide Mutual Aid. BayMACS is a cross-band repeater system consisting of VHF ( VLAW31 ), 480 MHz (see below), and 800 MHz ( 8TAC93 ). Frequency. License. Type. Tone. Alpha Tag. Description. Mode.For militia patriots who don’t have a Ham Radio License, and who don’t want to run afoul of the law, there are only 3 types of channel frequencies available: CB (40 channels on 27MHz) see list here. FRS/GMRS (14+ channels on 462 and 467MHz) see list below. MURS (5 channels on 151 and 154 MHz) see list above.No other base is affected by this radio issue. Air Medical Group, which is now the parent company of Calstar, has 240 air ambulance in 32 states. Calstar has bases in Auburn, Ukiah, Gilroy, Concord, Salinas and Santa Maria. It has been in South Lake Tahoe since October 2001. Since the merger last year Calstar now uses an Airbus H135/P3.CALIFORNIA SHOCK TRAUMA AIR RESCUE DBA CALSTAR : Callsign: WQIW703: FRN: 0017797929: Status: Active (Effective: 05/16/2018 - Expires: 06/04/2028) County: SANTA BARBARA, CONTRA COSTA, MARIN, SUTTER, MENDOCINO: State: CA: Radio Service: IG: Industrial/Business Pool, Conventional: Notes: OPERATION OF AIR AMBULANCE-MEDICAL SUPPORT SYSTEM 51.0 MHz is a ham radio 6 meter FM simplex channel widely used by operators with all types of Low Band VHF military surplus radios. The frequency is compatible with normal ham radios and is not on a repeater channel. If military radio tone squelch (150 Hz) may be used, it is compatible with civilian radios PL 151.4 Hz. Notes. Jensen Calstar Column Speaker System Model 55. CALSTAR - C ontrolled- A ngle L obe- S upressed T win- A rray R eproducers. 10-Element Twin Array 60 degrees, 30 Watt, 8 ohms Column Speaker. 100 - 10000Hz. Crossover 2000Hz. The low frequency column consists of 5,25" Woofers spaced 6 inches apart. These Speakers operate in the range below ...SIMPLEX Channels: 441.0000*, 446.5000, 446.0750, 433.4500, 145.7900*, 145.5100. All simplex frequencies operate on time-slot 1 and use color code 1. (*are commonly used as the National DMR Simplex Channels and should be used only as Calling Channels for JOTA. Always listen first to avoid interfering with another QSO.)Category Subcategory Lat Lon Range; Border DivisionBorder Division Wide: 33.79741-115.75195: 165: Central DivisionCentral Division Wide: 36.51847-119.14673 They come from radio and TV broadcasts, Wi-Fi and Bluetooth devices, cell phones (and cell phone towers), and other sources. Some common uses of RF radiation Microwave ovens. Microwave ovens work by using very high levels of a certain frequency of RF radiation (in the microwave spectrum) to heat foods. ch# display rx freq rx ctcss tx freq tx ctcss pwr w/n notes 1 meu l 151.38500 110.9 159.27000 000.0 h n 2 xme red 153.95000 123.0 154.38500 000.0 h n 3 xme blue 151.08500 136.5 156.19500 000.0 h nSIMPLEX Channels: 441.0000*, 446.5000, 446.0750, 433.4500, 145.7900*, 145.5100. All simplex frequencies operate on time-slot 1 and use color code 1. (*are commonly used as the National DMR Simplex Channels and should be used only as Calling Channels for JOTA. Always listen first to avoid interfering with another QSO.) A vintage (76-89) marine VHF radiotelephone. Marine VHF radio is a worldwide system of two way radio transceivers on ships and watercraft used for bidirectional voice communication from ship-to-ship, ship-to-shore (for example with harbormasters ), and in certain circumstances ship-to-aircraft. It uses FM channels in the very high frequency ...For more information regarding CALSTAR Membership, call 1-888-207-5433 (LIFE) Revised December 2013 Frequently Asked Membership Questions. What is CALSTAR? CALSTAR is a nonprofit air ambulance provider serving Northern & Central California. Our bases are located geographically to serve all communities – urban and rural. 8B. July 2022. DAB+: Akash Radio, Cosoro Radio, Drystone Radio, Fever Leeds, Gorgeous Radio, Great Yorkshire Radio, LDC Radio, Marefa Radio, My Greek Radio, Panjab Radio, Radio Apni Awaz, Sunrise Gold, Sunrise Radio Yorkshire and Voice of Islam. Glasgow. Like DAB (formerly on-air as a trial multiplex) 8B. e. Amateur radio frequency allocation is done by national telecommunication authorities. Globally, the International Telecommunication Union (ITU) oversees how much radio spectrum is set aside for amateur radio transmissions. Individual amateur stations are free to use any frequency within authorized frequency ranges; authorized bands may vary ...T − 1 {\displaystyle {\mathsf {T}}^ {-1}} Frequency (symbol f) is the number of occurrences of a repeating event per unit of time. [1] It is also occasionally referred to as temporal frequency for clarity and to distinguish it from spatial frequency. Frequency is measured in hertz (symbol Hz) which is equal to the number of events per second.Sep 4, 2023 · Frequency License Type Tone Alpha Tag Description Mode Tag; 154.250: KMB884: RM: 162.2 PL: SCCFD VHF: County Fire VHF Patch: FMN: Fire Dispatch: 154.175: KMF786: M: 162.2 PL: SCCFD VT41: VHF Tactical 41: FMN: Fire-Tac: 154.205: KMF786: M: 179.9 PL: SCCFD VT42: VHF Tactical 42: FMN: Fire-Tac: 154.145: KMB884: BM: 192.8 PL: SCCFD VT43: VHF ... SATERN – The SATERN system is the Salvation Army Team Emergency Radio. These frequencies are used by the Salvation Army in their assistance efforts during and after disasters. 38.080 MHz – Caribbean weather information. 38.450 MHz – Gulf Coast. 38.625 MHz – Mississippi Area Traffic. 38.650 MHz – West Virginia Emergency.Renting a NASCAR Scanner. Renting a NASCAR scanner will cost $30-90 a day depending on the track and what you rent (scanner, headsets, frequency guide, etc.). This is a great way for any first time race fan to enhance their race day experience. At every major race, and some smaller races, there are vendors renting NASCAR scanners at the track.Aug 14, 2023 · CALSTAR 3 - Auburn: FMN: EMS Dispatch: 157.5975: RM: 431 DPL: CALSTAR 4: CALSTAR 4 - Ukiah: ... I've heard Calstar Comms on the CALSTAR south freq. but i live in the rocklin/sacramento area, and i haven't heard anything on CALSTAR North. i *think* where i am is defined as north, but i'm not sure.Sep 4, 2023 · Frequency License Type Tone Alpha Tag Description Mode Tag; 154.250: KMB884: RM: 162.2 PL: SCCFD VHF: County Fire VHF Patch: FMN: Fire Dispatch: 154.175: KMF786: M: 162.2 PL: SCCFD VT41: VHF Tactical 41: FMN: Fire-Tac: 154.205: KMF786: M: 179.9 PL: SCCFD VT42: VHF Tactical 42: FMN: Fire-Tac: 154.145: KMB884: BM: 192.8 PL: SCCFD VT43: VHF ... This frequency list was last updated on 11 December 2006. Ham Radio Space Activity Space Shuttle Audio HF Rebroadcast According to a recent announcement from the WA3NAN Goddard Amateur Radio Club, they will again rebroadcast Space Shuttle mission audio on the following amateur radio frequencies (+/- 5 kHz for QRM and nets):FM: 103.1 MHz: Free Radio (Black Country & Shropshire) FM: 103.1 MHz: Greatest Hits Radio Scottish Borders & North Northumberland FM: 103.1 MHz: Greatest Hits Radio Yorkshire CoastWashington (ZDC) Air Route Traffic Control Center. ARTCC. System Name. Type. Mid-Atlantic Digital Radio Network. DMR Motorola Connect Plus (TRBO) PA-STARNet: Pennsylvania Statewide Radio Network. Project 25 Phase II. WgI.FM: 103.1 MHz: Free Radio (Black Country & Shropshire) FM: 103.1 MHz: Greatest Hits Radio Scottish Borders & North Northumberland FM: 103.1 MHz: Greatest Hits Radio Yorkshire Coast FM: 103.1 MHz: Free Radio (Black Country & Shropshire) FM: 103.1 MHz: Greatest Hits Radio Scottish Borders & North Northumberland FM: 103.1 MHz: Greatest Hits Radio Yorkshire Coast LOMITA & AVALON (SHERIFF) CSQ. 482.8875. LAC BLUE 8. Los Angeles County Fire Dispatch (COUNTYWIDE) CSQ. 470.5375. LAC BLUE 1. Los Angeles County Fire Response.No other base is affected by this radio issue. Air Medical Group, which is now the parent company of Calstar, has 240 air ambulance in 32 states. Calstar has bases in Auburn, Ukiah, Gilroy, Concord, Salinas and Santa Maria. It has been in South Lake Tahoe since October 2001. Since the merger last year Calstar now uses an Airbus H135/P3. 100 INTRODUCTION . This document is an addendum to the California Disaster Medical Operations Manual (CDMOM). The purpose of this addendum is to provide information, direction andThey come from radio and TV broadcasts, Wi-Fi and Bluetooth devices, cell phones (and cell phone towers), and other sources. Some common uses of RF radiation Microwave ovens. Microwave ovens work by using very high levels of a certain frequency of RF radiation (in the microwave spectrum) to heat foods.FM: 103.1 MHz: Free Radio (Black Country & Shropshire) FM: 103.1 MHz: Greatest Hits Radio Scottish Borders & North Northumberland FM: 103.1 MHz: Greatest Hits Radio Yorkshire CoastWeather.gov > Philadelphia/Mt Holly > ham radio frequencies . Current Hazards. River Flooding; Briefing Page; ... Frequency. Kent. Primary 146.97 PL 77.0. Secondary ... The short-wave radio frequencies used by station BBC for its international English language broadcasts, showing those on-air at 19:20GMT.Calstar dispatch is interesting in that they contract with the CDF Felton ECC (Emergency Comm Center) for dispatching/ flight following/ etc. With this said, the CALSTAR units utilize the frequencies based on location... North, South, and other. There are areas in the huge Calstar response area that do not recieve the 800mhz well.Dimensions (WHD) 11.5 x 56.875 x 3.75 inch / 292 x 1445 x 95 mm. Notes. Jensen Calstar Column Speaker System Model 1010. CALSTAR - C ontrolled- A ngle L obe- S upressed T win- A rray R eproducers. 20-Element Twin Array 30 degrees, 60 Watt, 8 ohms Column Speaker. 100 - 10000Hz. Crossover 2000Hz. Well I looked and looked but could not find a consolidated place with the NASCAR 2023 frequencies in an easy to digest format. So I made one for your listening pleasure. Car Name Pri Frequency Sec Frequency. 1 Ross Chastain 463.2375 469.3875. 2 Austin Cindric 466.2125 452.6750. 3 Austin Dillon 469.0125 462.0250. 4 Kevin Harvick 469.5750 463.9250.RadioReference Database Browse - United States. Search for United States City/Location CALSTAR has its own repeater on Santa Ynez Peak. 152.9675Mhz with DCS 516. It is used for communications with their dispatcher. Traffic mainly consists of flight following, position reports and ETA's. By the way, CALSTAR is a non-profit organization. You can become a member and, if you are a member, they will provide service for you at no charge.Palstar products are designed and tested for real-world performance and include features that will truly improve your amateur radio operation. Palstar’s AT4K 2500-watt tuner helped cement the company’s reputation for quality, dependable components and the Palstar legacy continues to grow with cutting-edge new equipment designed to take your ...ground frequency from all other radio traffic and never hesitate to announce any previously unseen hazard to the flight crew. Assisting the Helicopter Crew 1 NEVER approach the helicopter unless escorted by a flight crew member. Follow their direction at all times. 2 ALWAYS stay to the front of the helicopter and in eye contact with the pilot. Jan 24, 2023 · Think of higher frequencies as a composition of the following bands: HF, VHF, and UHF bands, like FM radio, public service radio, broadcast television sound, global positioning systems, and cell phones. These bands transmit a data or audio signal onto a carrier wave, encoded in FM format. Jul 1, 2013 · The original source of this article is the RadioMaster Reports blog. Freeband. Freeband frequencies around 27 MHz CB have been widely used by thousands and thousands of freebanders worldwide over the past 40+ years. Here in this list, we document the best and most common Single SideBand (SSB, USB, LSB) Freeband frequencies useful for Survivalists. Palstar products are designed and tested for real-world performance and include features that will truly improve your amateur radio operation. Palstar’s AT4K 2500-watt tuner helped cement the company’s reputation for quality, dependable components and the Palstar legacy continues to grow with cutting-edge new equipment designed to take your ...100 INTRODUCTION . This document is an addendum to the California Disaster Medical Operations Manual (CDMOM). The purpose of this addendum is to provide information, direction and5. 463.6250 broadcast, search 450 - 460mhz. NASCAR Craftsman Truck Series Frequencies. 1 Ted Musgrave 457.9750 463.2750 464.6250 463.8750. 2 Jimmy Spencer 462.2875 463.2875. 4 Bobby Hamilton 469.7750 468.7750 457.0875 461.5625. 5 Mike Skinner 467.3250 461.8625.“It is very specific to the radio frequency that is utilized in your community.” No other base is affected by this radio issue. Air Medical Group, which is now the parent company of Calstar, has 240 air ambulance in 32 states. Calstar has bases in Auburn, Ukiah, Gilroy, Concord, Salinas and Santa Maria.RadioReference Database Browse - United States. Search for United States City/Location Category Subcategory Lat Lon Range; Border DivisionBorder Division Wide: 33.79741-115.75195: 165: Central DivisionCentral Division Wide: 36.51847-119.14673WA-DNR 2022 Radio User Manual (v4).docx Page 2 of 35 THE RADIO AGREEMENT DNR operates a statewide two-way radio system. The Federal Communications Commission (FCC) permits us to share the use of our radio system with other public safety organizations, if those organizations would otherwise be eligible for licenses in the same frequency band. Joined Nov 25, 2003 Messages 1,506 Location SFO Bay Area and Las Vegas NVThe 2m simplex frequency at 146.52 MHz is one of the most common Ham radio prepper frequencies you can tune in to if you cannot think of anything else. This frequency is almost always being monitored by someone and offers a better chance of your call being heard. Apart from this, there’s the 70cm simplex frequency as well at 446 MHz.Frequency Offset Tone Up / Down Location Call Use Modes; 145.0100 +0.6 MHz: CC1 NAC 293 : Port Moody, Heritage Mountain: VA7HIZ: OPEN: DMR DSTAR P-25 145.0300 +0.6 MHz T − 1 {\displaystyle {\mathsf {T}}^ {-1}} Frequency (symbol f) is the number of occurrences of a repeating event per unit of time. [1] It is also occasionally referred to as temporal frequency for clarity and to distinguish it from spatial frequency. Frequency is measured in hertz (symbol Hz) which is equal to the number of events per second.Sep 4, 2023 · Frequency License Type Tone Alpha Tag Description Mode Tag; 154.250: KMB884: RM: 162.2 PL: SCCFD VHF: County Fire VHF Patch: FMN: Fire Dispatch: 154.175: KMF786: M: 162.2 PL: SCCFD VT41: VHF Tactical 41: FMN: Fire-Tac: 154.205: KMF786: M: 179.9 PL: SCCFD VT42: VHF Tactical 42: FMN: Fire-Tac: 154.145: KMB884: BM: 192.8 PL: SCCFD VT43: VHF ... Think of higher frequencies as a composition of the following bands: HF, VHF, and UHF bands, like FM radio, public service radio, broadcast television sound, global positioning systems, and cell phones. These bands transmit a data or audio signal onto a carrier wave, encoded in FM format.RadioReference Database Browse - United States. Search for United States City/LocationCategory Subcategory Lat Lon Range; Border DivisionBorder Division Wide: 33.79741-115.75195: 165: Central DivisionCentral Division Wide: 36.51847-119.14673 Category Subcategory Lat Lon Range; Border DivisionBorder Division Wide: 33.79741-115.75195: 165: Central DivisionCentral Division Wide: 36.51847-119.14673 Menu Santa Cruz County, California Last Updated: April 23, 2023, 6:20 pm Loading chart. Please wait. Frequencies Grouped All New/Updated Show Repeater Inputs Santa Cruz County Sheriff Brown - VLAW31 White - CALAW1 Gold - CALAW2 Fire CAL FIRE - CZU 1700 / Felton ECC EMS Services Cities Capitola Santa Cruz Fire - Santa Cruz County Fire Scotts Valley“It is very specific to the radio frequency that is utilized in your community.” No other base is affected by this radio issue. Air Medical Group, which is now the parent company of Calstar, has 240 air ambulance in 32 states. Calstar has bases in Auburn, Ukiah, Gilroy, Concord, Salinas and Santa Maria. May 4, 2023 · The meaning of RADIO FREQUENCY is any of the electromagnetic wave frequencies that lie in the range extending from below 3 kilohertz to about 300 gigahertz and that include the frequencies used for communications signals (as for radio and television broadcasting and cell-phone and satellite transmissions) or radar signals. I have all of the available frequencies programmed in so I'll just have to monitor them and listen closely to their activity. Vacaville was CalSTAR 8, but they must have closed and moved to Oakland, but I don't see reference to Oakland on the list. I do hear Concord. Where is CalSTAR 8 ? Maybe they communicate by phone and internet.Basic spacing between channel is 25 kHz (USN/USAF). The Army uses 12.5 kHz spacing in their segments of the band. The primary communications mode is narrowband FM, but some AM is used by air units of the various services for tactical air-to-air comms. Air Force. 138.000-138.500.WA-DNR 2022 Radio User Manual (v4).docx Page 2 of 35 THE RADIO AGREEMENT DNR operates a statewide two-way radio system. The Federal Communications Commission (FCC) permits us to share the use of our radio system with other public safety organizations, if those organizations would otherwise be eligible for licenses in the same frequency band.race radio frequency master list orange = obsolete. team frequencyteam frequency canadian hummer 150.800 checkers with p.l. tone 136.500 aj denunzio 150.995 team green bike 136.800 bob gordon 1 150.980jerry welchel 1 141.490 bob gordon 2 151.000stretch severson 144.570 checkers with p.l. tone 136.500ensenada sur repeater 145.200However, of note, "NASCAR 1" (464.200) was active with unencrypted DMR CC 10 / Slot 2; and "NASCAR 2" was active with FM/DPL 631. At the very bottom of the freq list attached below are "other frequencies" that I monitored at the track. with the exception of 455.875 and 464.775 ---- THESE ARE ALL FREQS IN USE BY DRIVERS/TEAMS.The short-wave radio frequencies used by station BBC for its international English language broadcasts, showing those on-air at 19:20GMT.ch# display rx freq rx ctcss tx freq tx ctcss pwr w/n notes 1 meu l 151.38500 110.9 159.27000 000.0 h n 2 xme red 153.95000 123.0 154.38500 000.0 h n 3 xme blue 151.08500 136.5 156.19500 000.0 h nCategory Subcategory Lat Lon Range; Border DivisionBorder Division Wide: 33.79741-115.75195: 165: Central DivisionCentral Division Wide: 36.51847-119.14673 Countywide Mutual Aid. BayMACS is a cross-band repeater system consisting of VHF ( VLAW31 ), 480 MHz (see below), and 800 MHz ( 8TAC93 ). Frequency. License. Type. Tone. Alpha Tag. Description. Mode.Calstar dispatch is interesting in that they contract with the CDF Felton ECC (Emergency Comm Center) for dispatching/ flight following/ etc. With this said, the CALSTAR units utilize the frequencies based on location... North, South, and other. There are areas in the huge Calstar response area that do not recieve the 800mhz well.Fortunately, mainly retail stores use the same frequency/tone combinations nationwide. Scanning known common frequencies/tones will help identify these same stores when you are in their vicinity. Sources for the list below include frequencies found on Radioreference.com and other regional frequency pages and scanner forums.The meaning of RADIO FREQUENCY is any of the electromagnetic wave frequencies that lie in the range extending from below 3 kilohertz to about 300 gigahertz and that include the frequencies used for communications signals (as for radio and television broadcasting and cell-phone and satellite transmissions) or radar signals.5. 463.6250 broadcast, search 450 - 460mhz. NASCAR Craftsman Truck Series Frequencies. 1 Ted Musgrave 457.9750 463.2750 464.6250 463.8750. 2 Jimmy Spencer 462.2875 463.2875. 4 Bobby Hamilton 469.7750 468.7750 457.0875 461.5625. 5 Mike Skinner 467.3250 461.8625.Dec 11, 2006 · This frequency list was last updated on 11 December 2006. Ham Radio Space Activity Space Shuttle Audio HF Rebroadcast According to a recent announcement from the WA3NAN Goddard Amateur Radio Club, they will again rebroadcast Space Shuttle mission audio on the following amateur radio frequencies (+/- 5 kHz for QRM and nets):
The meaning of RADIO FREQUENCY is any of the electromagnetic wave frequencies that lie in the range extending from below 3 kilohertz to about 300 gigahertz and that include the frequencies used for communications signals (as for radio and television broadcasting and cell-phone and satellite transmissions) or radar signals.. What letter does today
race radio frequency master list orange = obsolete. team frequencyteam frequency canadian hummer 150.800 checkers with p.l. tone 136.500 aj denunzio 150.995 team green bike 136.800 bob gordon 1 150.980jerry welchel 1 141.490 bob gordon 2 151.000stretch severson 144.570 checkers with p.l. tone 136.500ensenada sur repeater 145.200 e. Amateur radio frequency allocation is done by national telecommunication authorities. Globally, the International Telecommunication Union (ITU) oversees how much radio spectrum is set aside for amateur radio transmissions. Individual amateur stations are free to use any frequency within authorized frequency ranges; authorized bands may vary ...Jul 1, 2013 · The original source of this article is the RadioMaster Reports blog. Freeband. Freeband frequencies around 27 MHz CB have been widely used by thousands and thousands of freebanders worldwide over the past 40+ years. Here in this list, we document the best and most common Single SideBand (SSB, USB, LSB) Freeband frequencies useful for Survivalists. Jensen Calstar Column Speaker System Model 1010. CALSTAR - Controlled-Angle Lobe-Supressed Twin-Array Reproducers 20-Element Twin Array 30 degrees, 60 Watt, 8 ohms Column Speaker 100 - 10000Hz Crossover 2000Hz The low frequency column consists of 5,25" Woofers spaced 6 inches apart. These Speakers operate in the range below 2000Hz.Category Subcategory Lat Lon Range; Border DivisionBorder Division Wide: 33.79741-115.75195: 165: Central DivisionCentral Division Wide: 36.51847-119.14673Feb 4, 2022 · However, of note, "NASCAR 1" (464.200) was active with unencrypted DMR CC 10 / Slot 2; and "NASCAR 2" was active with FM/DPL 631. At the very bottom of the freq list attached below are "other frequencies" that I monitored at the track. with the exception of 455.875 and 464.775 ---- THESE ARE ALL FREQS IN USE BY DRIVERS/TEAMS. Frequency License Type Tone Alpha Tag Description Mode Tag; 157.5975: RM: 731 DPL: CALSTAR 2/5: CALSTAR 2/5 - Gilroy/Salinas: FMN: EMS Dispatch: 157.5975: RM: 364 DPL: CALSTAR 3In studies, CAPSTAR achieved greater than 90% effectiveness against adult fleas on dogs within 4 hours and cats within 6 hours. CAPSTAR Tablets are safe for pregnant or nursing dogs and cats. When using this product, you may notice that your dog or cat will start scratching itself as fleas begin to die.RadioReference Database Browse - United States. Search for United States City/LocationThey come from radio and TV broadcasts, Wi-Fi and Bluetooth devices, cell phones (and cell phone towers), and other sources. Some common uses of RF radiation Microwave ovens. Microwave ovens work by using very high levels of a certain frequency of RF radiation (in the microwave spectrum) to heat foods.Entity Type. Calgary County Trunked Systems (26) Trunked. Calgary County Amateur Radio. Amateur Radio. Public Safety. Category. Municipal Services. Category..