<DIV style="font-family:Arial, sans-serif; font-size:10pt;"><FONT size="2" style=""><FONT face="Arial, sans-serif">These guys are good</FONT></FONT><DIV><FONT face="Arial, sans-serif" size="2"><BR></FONT></DIV><DIV><FONT face="Arial, sans-serif" size="2"><A href="https://www.co2meter.com/collections/products">https://www.co2meter.com/collections/products</A></FONT></DIV><DIV><FONT face="Arial, sans-serif" size="2"><BR></FONT></DIV><DIV><FONT face="Arial, sans-serif" size="2">Brian</FONT></DIV><DIV><FONT face="Arial, sans-serif" size="2"><BR></FONT></DIV><DIV><FONT face="Arial, sans-serif" size="2"><BR></FONT><DIV style="font-family: Arial, sans-serif;"><FONT size="2"><BR></FONT></DIV><DIV style="font-family: Arial, sans-serif;"><FONT size="2"><BR></FONT><BR><SPAN style="font-size: 10pt;">--- personal_submersibles@psubs.org wrote:</SPAN><BR><BR><SPAN style="font-size: 10pt;">From: Jon Wallace via Personal_Submersibles <personal_submersibles@psubs.org></SPAN><BR><SPAN style="font-size: 10pt;">To: Personal Submersibles General Discussion <personal_submersibles@psubs.org></SPAN><BR><SPAN style="font-size: 10pt;">Subject: Re: [PSUBS-MAILIST] Backup CO2 Meter</SPAN><BR><SPAN style="font-size: 10pt;">Date: Wed, 15 Jul 2020 18:34:52 +0000 (UTC)</SPAN><BR><BR><DIV style="font-size: 16px; font-family: "times new roman", "new york", times, serif;"><DIV></DIV>
        <DIV dir="ltr">Are you looking for a sensor that you can interface to a microprocessor, or an all-in-one monitor that contains both the sensor and display?</DIV><DIV><BR></DIV>
        
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                    On Wednesday, July 15, 2020, 12:20:09 PM EDT, James Frankland via Personal_Submersibles <personal_submersibles@psubs.org> wrote:
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                <DIV><DIV><DIV dir="ltr">Hi All,<DIV><BR></DIV><DIV>Im going to get another CO2 monitor, as a backup.  I have decent, properly calibrated one, so i dont want to break the bank with this one.</DIV><DIV><BR>Anyone got any ideas for a reasonably priced backup? It needs to go up to at least 1% really.</DIV><DIV><BR></DIV><DIV>What are other people using?</DIV><DIV>Thanks</DIV><DIV>james<BR><BR></DIV>

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