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FM Radio



"FM" radio
is relatively new on the scene.  While experiments began as early as the 1930's, it did not come into widespread usage until after the Second World War.   Canada's first FM radio station went on the air in 1947.

Like the term "AM radio", what we know as "FM radio" is a bit of a misnomer as well.   FM is short for "frequency modulation".   "FM" is not only used for radio broadcasting, it's also used for the audio portion of television broadcasting, two-way radio communications and even for things like "baby monitors".

The "FM radio" band in most parts of the world occupies the spectrum between 88 and 108 Megahertz (MHz.)   There are some slight differences in some other parts of the world.   For instance in Japan the band runs from 76 -90 MHz.  In the former USSR and some Eastern European countries it occupied the spectrum between 66 and 74 MHz.   These frequencies are all in the "VHF" or "Very High Frequency" part of the radio spectrum.

FM radio is much less prone (but not immune) to interference from human made devices and from other stations occupying the same frequency.   If two close-by stations occupy the same frequency you will always hear the "stronger" of the two.    Although if you happen to be in an area where signals are "marginal" you may hear different stations fading up and down.

It's also possible to "multiplex" FM radio signals to enable stereo sound.   Nowadays virtually all FM radio stations in Canada (aside from a few low-powered CBC Radio One transmitters) broadcast in stereo audio.

Because the FM radio band is in the VHF spectrum, signals will normally travel about 200 KM at best from the transmitter site.   However, if you are at a relatively high elevation in relation to a transmitter tower you may find that signals will travel a little further.

If you're sitting in a car travelling along the highway you'll find that as you climb a hill a signal will get stronger.   But, as you go back down a hill you may end up losing the signal completely.

There are some circumstances where FM radio signals will travel much further than normal.   One such circumstance is during periods of changing weather patterns where "tropospheric ducts" will form creating a radio "pipeline" between one location and another.

This most frequently happens in the summer months in southern Ontario usually in the evenings and early in the morning.

Another phenomenon that can create long distance  FM radio propagation is during periods of "sporadic-E skip" where signals literally skip off of the E layer of the ionosphere.    Sporadic-E skip is related to solar weather and most frequently happens  during the week or two before and after the winter solstice and for a month or two before or after the summer solstice.

Periods of  E-skip don't last nearly as long as tropospheric ducting and usually will most affect frequencies at the lower end of the FM radio band.   However during "E's" signals can travel much further than during "tropo" openings.   Here in southern Ontario, it's not uncommon for there to be an "E-skip" opening into central Florida.

Not nearly as frequent are "F2" openings where signals can travel for literally thousands of miles.  This will happen during periods of high solar activity at the peak of the eleven year sunspot cycle.   The last "peak" of the cycle was in the 1999-2001 period.   As of this writing we're still heading towards the bottom of the cycle.

Again, there are radio hobbyists who take advantage of all of these "freak" types of radio propagation hoping to "bag a new one" for their "collection".   They're known as "FM DX'ers".

Because both TV and FM radio occupy similar parts of the radio frequency spectrum most FM DX'ers are also TV DX'ers!

Here are some links that you might find helpful on "FM DXing".   Even if you aren't a radio hobbyist these links can help you with improving your "normal" day to day FM radio listening.

Ontario DX Association
World-Wide TV FM DX Association
Mike's TV and FM DX Page
FM DX Resource List
DX Radio - (UK site)
Bill Hepburn's World-Wide Tropospheric Ducting Forecasts
TV/FM Propagation Logger on "DX World"

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As you can see from the list below, the FM radio band in and around Toronto is very crowded!  What stations you'll hear will depend very much on where you are!

TORONTO AREA FM RADIO STATIONS

Frequency
Callsign
Location
Format
Streaming Audio
88.1
CKLN TORONTO
Ryerson University .m3u     Hi    Low
88.5
CKDX NEWMARKET
"Foxy 88.5"
Windows Media
88.9
CIRV TORONTO multicultural - Spanish, Portuguese and other languages Real Audio
89.5 CIUT TORONTO University of Toronto .pls
89.9
CKRG TORONTO
Glendon College, York University (low power - off air in summer) .pls
90.3
CJBC TORONTO
Radio Canada "Espace Musique" (French language) Windows Media
90.7
CFU758 VAUGHAN
"RAV-FM" - Vaughan Secondary School (low power) MP3
91.1
CJRT TORONTO
"Jazz-FM" non-profit commercial jazz station Real Audio - iTunes/MP3
91.9
CFRE
MISSISSAUGA
Mississauga Campus
University of Toronto
.pls
92.1
CFPK
TORONTO
"Flemo Radio"  Flemingdon Park Community Centre (very low power)

92.1
CKPC
BRANTFORD
Top 40 Hits
Windows Media
92.5
CJAQ TORONTO
"Jack FM" Windows Media
92.9
WBUF BUFFALO, NY
"92.9 Jack FM Windows Media
93.1
CHAY BARRIE
"The New CHAY 93.1" Flashplayer on website
93.3
CFMU HAMILTON
McMaster University (low power) MP3
93.5
CFXJ TORONTO
"The Flow" - urban music station Flashplayer on website
93.7
WBLK BUFFALO, NY
"R&B" and "urban" music Flashplayer on website
94.1
CBC RADIO TWO TORONTO
CBC Radio Two Network
Windows Media: (Broadband) (Dial-Up) Ogg Vorbis
94.5
WNED BUFFALO, NY
National Public Radio - Classical music Windows Media
94.7
CIWV HAMILTON "Wave 94.7" - "Smooth Jazz" music Windows Media
94.9
CKGE OSHAWA
"The Rock" Windows Media
95.3
CING HAMILTON
"New Country 95.3" - Country music Flashplayer on Website
95.7
CFJB BARRIE
"Rock 95" Windows Media or this stream
95.9
CJKX AJAX
"KX 96" - Country music MP3
96.1
WJYE BUFFALO, NY
"Soft Rock"  music Flashplayer on Website
96.3
CFMX TORONTO
commercial classical music station .pls    Real Audio 
Windows Media

96.9
CKHC TORONTO
"Radio Humber" - Humber College Station (low power) Flashplayer on website
96.9
WGRF BUFFALO, NY
"97 Rock" - "Classic rock" music Flashplayer on website **
97.3
CJEZ TORONTO
"Easy Rock" Flashplayer on website
97.7
CHTZ ST. CATHARINES
"HTZ FM" - "active rock" Flashplayer on website
98.1
CHFI TORONTO
"Lite" pop music
Windows Media Player
98.5
WKSE NIAGARA FALLS, NY
"Kiss 98.5" - "Top 40" music Windows Media
99.1
CBC RADIO ONE TORONTO
CBC Radio One Network
Windows Media (Broadband)  (Dial-Up)
Ogg Vorbis
99.5
WDCX BUFFALO, NY
"Life-FM" Evangelical Christian Flashplayer on website
99.9
CKFM TORONTO
"Mix 99.9" Flashplayer on website
100.3
CJLF BARRIE "Life 100.3" - Evangelical Christian MP3
100.7
CHIN TORONTO
multicultural Flashplayer on Website
101.1
CKEY FORT ERIE "Z101-FM" - "Today's Hit Music"
Windows Media Player***
101.3
CJSA TORONTO
"Diversity FM" multicultural (mainly South Asian languages) Windows Media - go to website*
101.5
CIOI HAMILTON Mohawk College (low power) Windows Media
102.1
CFNY TORONTO "The Edge" - modern rock Flashplayer on website
102.5
WTSS BUFFALO, NY
"Star 102.5" - "Adult Top 40" music Windows Media
102.9
CKLH HAMILTON
"K-Lite FM" Windows Media
103.3
WEDG BUFFALO, NY
"103.3 The Edge"modern rock Flashplayer on Website **
103.5
CIDC ORANGEVILLE "Z103.5" - Dance music Windows Media - go to website *
103.9
CIRR
TORONTO
"Proud-FM" -Gay/lesbian community-oriented
Windows Media on website
104.1
WHTT BUFFALO, NY
Oldies music Flashplayer on Website **
104.5
CHUM TORONTO "hot adult contemporary" music Listen via Flash site
105.1
CHOQ TORONTO "Radio-Toronto" French language community station
105.1
CFLZ NIAGARA FALLS "The River" - "Adult contemporary" music
105.5
CHRY TORONTO
York University MP3
105.7
CHRE ST. CATHARINES
"EZ Rock" Windows Media
106.5
CFIE TORONTO "Aboriginal Voices Radio" MP3
106.5
WYRK BUFFALO, NY
"Country 106.5" Flashplayer on website
107.1
CILQ TORONTO
"Q107" - "Classic Rock"
Flashplayer on website
107.7
CKDO OSHAWA
"oldies" Windows Media
107.7
WLKK WEATHERSFIELD TWP., NY
"107-7 The Lake" - album rock Windows Media
107.9
CJXY BURLINGTON
"Y108" - "active rock" music Flashplayer on website



*
Linux unfriendly audio streaming.
 
**
Uses "Right Now Radio" service to stream audio. This service advertises itself as "Radio Without Limits".  Well you have to register on the site to listen to the audio stream.   Sounds like a "limit" to me!
Oh well...just login as "y@y.com" and enter the password "111111".

***  Audio stream offline when last checked


Streaming Media formats change all of the time and so alot of this info is really hard to keep up-to-date.  Please report any errors, ommissions or updates on this list to feedback@ve3sre.com



 
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