<HTML> <HEAD><TITLE>RADIOPHONE COVERAGE MAPS</TITLE> <META content=0 http-equiv=Expires> <META name="generator" content="One.com WebCreator"> <META content="text/html; charset=unicode" http-equiv=Content-Type> <META content="amateur radio electronics engineering PMR military racal cougar hf vhf uhf" http-equiv=DESCRIPTION> <META content="Racal radio military cougar G1jwg" http-equiv=KEYWORDS> <META content="Dave Mckay G1JWG" http-equiv=AUTHOR> <META content=Nope http-equiv=COPYRIGHT> <STYLE> BODY, TD, P {font-size: 12pt; font-family: times new roman, times, serif} H1 {font-size: 26pt; font-family: arial, helvetica, sans-serif; font-weight: normal} H2 {font-size: 18pt; font-family: arial, helvetica, sans-serif; font-weight: normal} H3 {font-size: 16pt; font-weight: normal} H4 {font-size: 14pt; font-weight: normal} A {text-decoration: none} A:hover {text-decoration: underline} .auto-style4 { font-family: Arial, Helvetica, sans-serif; } .auto-style6 { font-family: "Times New Roman", Times, serif; color: #0000C4; text-align: center; font-size: xx-large; } .auto-style8 { font-family: Arial, Helvetica, sans-serif; font-size: small; color: #000000; } .auto-style9 { font-family: "Times New Roman", Times, serif; color: #000000; } .auto-style10 { color: #000080; } .auto-style12 { font-family: Arial, Helvetica, sans-serif; color: #000000; text-align: center; font-size: small; } .auto-style13 { font-size: 48px; } </STYLE> </HEAD> <BODY style="BACKGROUND: none transparent scroll repeat 0% 0%; MARGIN: 0px" aLink=#edd125 leftMargin=0 link=#fdf125 topMargin=0 bgColor=#4f5b78 text=#ffffff vLink=#edd125 marginwidth="0" marginheight="0"> <p><br></p> <TABLE cellSpacing=0 cellPadding=0 width="100%" border=0> <TBODY> <TR> <TD bgColor=#000080 height=28>&nbsp;</TD></TR> <TR> <TD bgColor=#0000ff height=60 width="100%" align=center class="auto-style13"> <a href="http://www.radiohistory.uk/"><strong>THIS SITE IS NO LONGER BEING UPDATED <br>MY NEW SITE IS AT <br>WWW.RADIOHISTORY.UK </strong></a></TD></TR></TBODY></TABLE> <TABLE cellSpacing=0 cellPadding=10 width="100%" border=0> <TBODY> <TR> <TD bgColor=#0000ff width=10> <DIV align=center> <TABLE class=MsoNormalTable style="HEIGHT: 121px; WIDTH: 224px" borderColor=#000000 cellSpacing=1 cellPadding=0 width=224 border=0> <TBODY> <TR> <TD style="BACKGROUND: rgb(0,0,196); PADDING-BOTTOM: 2.25pt; PADDING-TOP: 2.25pt; PADDING-LEFT: 2.25pt; PADDING-RIGHT: 2.25pt; WIDTH: 99.04%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial" width="99%"> <P><SPAN style="FONT-SIZE: 1pt; COLOR: red"><FONT size=+0><STRONG><FONT size=3><FONT color=#ffffff><?xml:namespace prefix = "o" /><o:p></o:p></FONT></FONT></STRONG></FONT></SPAN><o:p></o:p></P></TD></TR> <TR> <TD style="BACKGROUND: rgb(0,0,196); PADDING-BOTTOM: 2.25pt; PADDING-TOP: 2.25pt; PADDING-LEFT: 2.25pt; PADDING-RIGHT: 2.25pt; WIDTH: 99.04%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial" width="99%"> <P>&nbsp;</P></TD></TR> <TR> <TD style="BACKGROUND: rgb(0,0,196); PADDING-BOTTOM: 2.25pt; PADDING-TOP: 2.25pt; PADDING-LEFT: 2.25pt; PADDING-RIGHT: 2.25pt; WIDTH: 99.04%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial" width="99%"><FONT size=+0><SPAN style="FONT-SIZE: 18pt; COLOR: red"><FONT color=#ffffff size=3><STRONG> EMAIL</STRONG></FONT></SPAN></FONT></TD></TR> <TR> <TD style="BACKGROUND: rgb(0,0,196); PADDING-BOTTOM: 2.25pt; PADDING-TOP: 2.25pt; PADDING-LEFT: 2.25pt; PADDING-RIGHT: 2.25pt; WIDTH: 99.04%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial" bgColor=#8080ff width="99%"> <P align=left><A href="mailto:g1jwg@pmrconversion.info"><FONT size=4> g1jwg@pmrconversion.info</FONT></A></P></TD></TR></TBODY></TABLE></DIV> <P></P> <P align=left><SPAN style="FONT-SIZE: 18pt; COLOR: blue"><FONT color=#c0c0c0> DAVE&nbsp;MCKAY&nbsp;G1JWG</FONT> </SPAN></P></TD> <TD bgColor=#ffffff class="auto-style6"> RADIOPHONE SYSTEM COVERAGE MAPS</TD></TR></TBODY></TABLE> <TABLE cellSpacing=0 cellPadding=10 width="100%" border=0> <TBODY> <TR> <TD bgColor=#c0c0c0 height=28 colSpan=3> <H2 style="TEXT-ALIGN: center"><a href="http://www.radiohistory.uk"> <SPAN style="COLOR: #ff0000"><FONT color=#000080>HOME</FONT></SPAN></a></H2> <H2 style="TEXT-ALIGN: center" class="auto-style4"> <a href="PMRHISTORY.htm"><span class="auto-style10">RETURN TO PMR HISTORY PAGE</span></a></H2> <HR style="WIDTH: 1041px" SIZE=5> <H2 style="TEXT-ALIGN: center" class="auto-style8"> The first UK public mobile radiotelephone service was instigated in February 1949 on an experimental basis and then opened for full service in July 1949 and provided connection to the UK telephone system for ships in the Thames estuary</H2> <p style="TEXT-ALIGN: center" class="auto-style8"> It had 6 channels&nbsp;&nbsp;&nbsp; 157/161.5Mhz&nbsp;&nbsp;157.1/161.5Mhz&nbsp; 157.2/161.6Mhz&nbsp;&nbsp; 157.3/161.7Mhz&nbsp; 157.4/161.8Mhz&nbsp; 157.5/161.9Mhz and it was an AM system.</p> <p style="TEXT-ALIGN: center" class="auto-style8"> <img height="502" src="brochures/RADIOPHONE/Thamesradio.jpg" width="1000"></p> <p style="TEXT-ALIGN: center" class="auto-style8"> &nbsp;</p> <H2 style="TEXT-ALIGN: center" class="auto-style8"> &nbsp;</H2> <H2 style="TEXT-ALIGN: center" class="auto-style8"> The first public mobile radio telephone service for vehicles was opened in Lancashire in 1959 </H2> <H2 style="TEXT-ALIGN: center" class="auto-style8"> Frequencies used were 159.55/164.05Mhz 159.65/164.15Mhz 159.6/164.1Mhz 159.75/164.25Mhz 159.8/164.3Mhz 159.85/164.35Mhz and modulation was FM</H2> <p style="TEXT-ALIGN: center"> <img height="1080" src="brochures/RADIOPHONE/Lancashire1960.jpg" width="754"></p> <p style="TEXT-ALIGN: center"> &nbsp;</p> <p style="TEXT-ALIGN: center" class="auto-style8"> In 1965 a similar service was opened in the London area</p> <p class="auto-style12"> Frequencies used were 159.55/164.05Mhz 159.65/164.15Mhz 159.7/164.2Mhz 159.725/164.225Mhz 159.750/164.250Mhz 159.775/164.275Mhz </p> <p style="TEXT-ALIGN: center" class="auto-style8"> 159.8/164.3Mhz 159.825/164.325Mhz 159.850/164.350Mhz 159.875/164.375Mhz modulation was FM</p> <p style="TEXT-ALIGN: center"> <img height="736" src="brochures/RADIOPHONE/London1965.jpg" width="1000"></p> <p style="TEXT-ALIGN: center"> &nbsp;</p> <p style="TEXT-ALIGN: center" class="auto-style8"> The above systems were replaced by what was called system 3 around 1972 it was expanded to provide cover outside of the original Lancashire and London areas</p> <p style="TEXT-ALIGN: center" class="auto-style8"> It used 37 25khz spaced channels between 163.5/159Mhz and 164.4/159.9Mhz FM</p> <p style="TEXT-ALIGN: center"> <img height="1457" src="brochures/RADIOPHONE/National1975.jpg" width="1000"></p> <p style="TEXT-ALIGN: center"> &nbsp;</p> <p style="TEXT-ALIGN: center" class="auto-style8"> The next generation was System 4 which was divided into 5 zones but with 4 dialling codes London 0034, Midland 0036, North 0034, Scotland 0034, South East&nbsp; 0039 </p> <p style="TEXT-ALIGN: center" class="auto-style8"> It used12.5Khz channels in the same frequency band as above but with automatic connection to the telephone network.</p> <p style="TEXT-ALIGN: center" class="auto-style9"> <img height="887" src="brochures/RADIOPHONE/System4.gif" width="600"></p> <p style="TEXT-ALIGN: center"> &nbsp;</p> <p style="TEXT-ALIGN: center" class="auto-style8"> All of the above systems were subsequently replaced by the cellular phone systems of Vodafone and BT Cellnet.</p> <p style="TEXT-ALIGN: center" class="auto-style8"> These used frequencies between 890Mhz and 960Mhz</p> <p style="TEXT-ALIGN: center"> <img height="1435" src="brochures/RADIOPHONE/map005.jpg" width="1000"></p> <p style="TEXT-ALIGN: center"> <img height="1424" src="brochures/RADIOPHONE/map008.jpg" width="1000"></p> <p style="TEXT-ALIGN: center"> &nbsp;</p> <p style="TEXT-ALIGN: center"> &nbsp;</p> <DIV align=center> <HR style="WIDTH: 1041px" SIZE=5> </DIV> </TD></TR> <TR> <TD bgColor=#0000ff height=28 colSpan=3> <P><FONT color=#c0c0c0><FONT size=2>Privacy Policy</FONT> </FONT></P> <P><SPAN style="FONT-SIZE: 8pt"><FONT color=#c0c0c0 size=2>&nbsp;I do not collect nor will&nbsp;I pass any personal&nbsp;information to third parties from this site. Don't use cookies either.</FONT></SPAN></P></TD></TR> <TR> <TD bgColor=#000040 height=28 colSpan=3> <P>&nbsp;<SPAN style="FONT-SIZE: 8pt"><FONT size=2><FONT color=#808080>D. J. MCKAY G1JWG 2017</FONT></FONT></SPAN></P></TD></TR></TBODY></TABLE></BODY>