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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">jj prehliadol som jednotky tabulka je tu:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><a href="https://www.maximintegrated.com/en/app-notes/index.mvp/id/808">https://www.maximintegrated.com/en/app-notes/index.mvp/id/808</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">ten posledny stlpec skutocne nie je vo wattoch :(<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">j.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Hw-list [mailto:hw-list-bounces@list.hw.cz]
<b>On Behalf Of </b>Jan Kuba<br>
<b>Sent:</b> Tuesday, January 08, 2019 11:37 PM<br>
<b>To:</b> HW-news<br>
<b>Subject:</b> Re: FM transmitter - výkon<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Ano, pan Zufa tam mel mit 10microWatt a ne 10miliWatt<o:p></o:p></p>
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<p class="MsoNormal"><a href="https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail" target="_blank"><span style="text-decoration:none"><img border="0" width="46" height="29" id="_x0000_i1025" src="https://ipmcdn.avast.com/images/icons/icon-envelope-tick-round-orange-animated-no-repeat-v1.gif"></span></a><o:p></o:p></p>
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<p class="MsoNormal" style="line-height:13.5pt"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#41424E">Bez virů.
<a href="https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail" target="_blank">
<span style="color:#4453EA">www.avast.com</span></a> <o:p></o:p></span></p>
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<p class="MsoNormal">út 8. 1. 2019 v 22:34 odesílatel Josef Zeman <<a href="mailto:jozem@volny.cz">jozem@volny.cz</a>> napsal:<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">Zdravím,<br>
<br>
-20 dBm je 10 mW?? Od kdy? Když mW, tak 0,01. 0 dBm je odjakživa miliwatt.<br>
<br>
Zeman<o:p></o:p></p>
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<p class="MsoNormal">8. ledna 2019 8:14:44 SEČ, Zuffa Jan <<a href="mailto:ZuffaJ@cgc.sk" target="_blank">ZuffaJ@cgc.sk</a>> napsal:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Zda sa ze to sedi</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">FPSL (3m/107MHz) = -12dB</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">15dBmV + 12dB = 27dBmV = -20dBm = 10mW
</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Pri zisku obidvoch anten = 0dB</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">j.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Hw-list [mailto:<a href="mailto:hw-list-bounces@list.hw.cz" target="_blank">hw-list-bounces@list.hw.cz</a>]
<b>On Behalf Of </b>Jan Kuba<br>
<b>Sent:</b> Tuesday, January 08, 2019 1:12 AM<br>
<b>To:</b> HW-news<br>
<b>Subject:</b> Re: FM transmitter - výkon</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Tak jsem pustil spektrák, do vstupu dal metr drátu a odměřil VKV spektrum vysílačů v "rozumných" dBm.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">nejsilnější je -32dBm , jedná se o asi 1,5km vzdálený vysílač s ERP 200W.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Neboli to sedí:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Výkonová úroveň (power level) Ip = -32dBm (=dBmW) <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Napěťová úroveň (voltage level) Iv = 15dBm (=dBmV) <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Napěťová úroveň (voltage level) Iv = 75dBuV<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">( <a href="https://www.qsl.net/ok1cfp/ok1cfp-prepocty-decibel-db-dbm-dbuv-dbuw-decibel-conversions.htm" target="_blank">https://www.qsl.net/ok1cfp/ok1cfp-prepocty-decibel-db-dbm-dbuv-dbuw-decibel-conversions.htm</a>
)<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal"><br>
-- <br>
Odesláno aplikací K-9 Mail ze systému Android. Omluvte prosím moji stručnost.<o:p></o:p></p>
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