<font color='black' size='2' face='arial'>Currently, I'm looking at a 100 foot operating depth with 100 foot depth range with sonar.
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<div>-Ludwig</div>

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<div style="font-family:arial,helvetica;font-size:10pt;color:black">-----Original Message-----<br>
From: Steve McQueen via Personal_Submersibles <personal_submersibles@psubs.org><br>
To: 'Personal Submersibles General Discussion' <personal_submersibles@psubs.org><br>
Sent: Sun, Mar 5, 2017 12:14 pm<br>
Subject: Re: [PSUBS-MAILIST] building sonar transducer<br>
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<div class="aolmail_MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Hello Ludwig, It would help to know what depth you want to obtain.  </span></div>

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<div class="aolmail_MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Steve</span></div>

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<div class="aolmail_MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Personal_Submersibles [<a href="mailto:personal_submersibles-bounces@psubs.org?">mailto:personal_submersibles-bounces@psubs.org</a>] <b>On Behalf Of </b>via Personal_Submersibles<br>
<b>Sent:</b> Sunday, March 5, 2017 11:17 AM<br>
<b>To:</b> <a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br>
<b>Subject:</b> [PSUBS-MAILIST] building sonar transducer</span></div>

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<div class="aolmail_MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Hello all,</span></div>
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<div class="aolmail_MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">I'm looking at building a sonar transducer to measure bottom depth for a small ROV project and would like to ask how I should go about pressure-proof/waterproof the system.  </span></div>
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<div class="aolmail_MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">I'm looking at building it with a Arduino Uno Rev 3 microcontroller and a Ultrasonic sensor module.</span></div>
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<div class="aolmail_MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">-Ludwig Johanning</span></div>
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