<html aria-label="message body"><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;">I’m 67 with bad eyesight and not so steady hands, but I guess it’s time for me to learn how to do SMD. Any advice for how to get started?<br id="lineBreakAtBeginningOfMessage"><div><br><blockquote type="cite"><div>On May 8, 2026, at 7:11 PM, Mike Bryant <mbryant@futurehorizons.com> wrote:</div><br class="Apple-interchange-newline"><div><meta charset="UTF-8"><div class="elementToProof" style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-line: none; text-decoration-thickness: auto; text-decoration-style: solid; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">But you'll need a SMD to DIP adapter. None of the modern opamps are available in DIP</div><div class="elementToProof" style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-line: none; text-decoration-thickness: auto; text-decoration-style: solid; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;"><br></div><div id="appendonsend" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 17px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-line: none; text-decoration-thickness: auto; text-decoration-style: solid;"></div><hr tabindex="-1" style="font-family: Helvetica; font-size: 17px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-line: none; text-decoration-thickness: auto; text-decoration-style: solid; display: inline-block; width: 879.046875px;"><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 17px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;"></span><div id="divRplyFwdMsg" dir="ltr" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 17px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-line: none; text-decoration-thickness: auto; text-decoration-style: solid;"><font face="Calibri, sans-serif" style="font-size: 11pt;"><b>From:</b><span class="Apple-converted-space"> </span>Synth-diy <synth-diy-bounces@synth-diy.org> on behalf of Mike Bryant <mbryant@futurehorizons.com><br><b>Sent:</b><span class="Apple-converted-space"> </span>09 May 2026 00:08<br><b>To:</b><span class="Apple-converted-space"> </span>Thomas Hudson <thomas.hudson7@icloud.com><br><b>Cc:</b><span class="Apple-converted-space"> </span>Synth DIY <synth-diy@synth-diy.org><br><b>Subject:</b><span class="Apple-converted-space"> </span>Re: [sdiy] Burr Brown OPA2134PA DIP</font><div> </div></div><div dir="ltr" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 17px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-line: none; text-decoration-thickness: auto; text-decoration-style: solid;"><div class="x_elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">OPA1678 should drop in and better in almost every application.</div><div id="x_appendonsend"></div><hr tabindex="-1" style="display: inline-block; width: 879.046875px;"><div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size: 11pt;"><b>From:</b><span class="Apple-converted-space"> </span>Thomas Hudson <thomas.hudson7@icloud.com><br><b>Sent:</b><span class="Apple-converted-space"> </span>09 May 2026 00:01<br><b>To:</b><span class="Apple-converted-space"> </span>Mike Bryant <mbryant@futurehorizons.com><br><b>Cc:</b><span class="Apple-converted-space"> </span>Synth DIY <synth-diy@synth-diy.org><br><b>Subject:</b><span class="Apple-converted-space"> </span>Re: [sdiy] Burr Brown OPA2134PA DIP</font><div> </div></div><div style="line-break: after-white-space;">Are there drop-in replacements?<br id="x_x_lineBreakAtBeginningOfMessage"><div><br><blockquote type="cite"><div>On May 8, 2026, at 7:00 PM, Mike Bryant <mbryant@futurehorizons.com> wrote:</div><br class="x_x_Apple-interchange-newline"><div><div class="x_x_elementToProof" style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; text-decoration-line: none; text-decoration-style: solid; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">LCSC is reliable source of the DIP version. </div><div class="x_x_elementToProof" style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; text-decoration-line: none; text-decoration-style: solid; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">But do you REALLY need this op-amp ? It's expensive for what it is with lots of alternatives nowadays.</div><div id="x_x_appendonsend" style="font-family: Helvetica; font-size: 17px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; text-decoration-line: none; text-decoration-style: solid;"></div><hr tabindex="-1" style="font-family: Helvetica; font-size: 17px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; text-decoration-line: none; text-decoration-style: solid; display: inline-block; width: 1073.09375px;"><span class="Apple-converted-space"> </span><span style="font-family: Helvetica; font-size: 17px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; text-decoration: none; float: none; display: inline !important;"></span><div id="x_x_divRplyFwdMsg" dir="ltr" style="font-family: Helvetica; font-size: 17px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; text-decoration-line: none; text-decoration-style: solid;"><font face="Calibri, sans-serif" style="font-size: 11pt;"><b>From:</b><span class="x_x_Apple-converted-space"> </span>Synth-diy <<a href="mailto:synth-diy-bounces@synth-diy.org">synth-diy-bounces@synth-diy.org</a>> on behalf of Thomas Hudson via Synth-diy <<a href="mailto:synth-diy@synth-diy.org">synth-diy@synth-diy.org</a>><br><b>Sent:</b><span class="x_x_Apple-converted-space"> </span>08 May 2026 23:48<br><b>To:</b><span class="x_x_Apple-converted-space"> </span>Synth DIY <<a href="mailto:synth-diy@synth-diy.org">synth-diy@synth-diy.org</a>><br><b>Subject:</b><span class="x_x_Apple-converted-space"> </span>[sdiy] Burr Brown OPA2134PA DIP</font><div> </div></div><div class="x_x_BodyFragment" style="font-family: Helvetica; font-size: 17px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; text-decoration-line: none; text-decoration-style: solid;"><font size="2"><span style="font-size: 11pt;"><div class="x_x_PlainText">Sorry if this is not on topic, but I need the DIP version of this chip, but apparently there are a lot of counterfeits floating around, even on Amazon. Does anyone have a reliable source for the DIP version of this opamp?<br><br>TIA<br><br><br>________________________________________________________<br>This is the Synth-diy mailing list<br>Submit email to:<span class="x_x_Apple-converted-space"> </span><a href="mailto:Synth-diy@synth-diy.org">Synth-diy@synth-diy.org</a><br>View archive at:<span class="x_x_Apple-converted-space"> </span><a href="https://synth-diy.org/pipermail/synth-diy/">https://synth-diy.org/pipermail/synth-diy/</a><br>Check your settings at:<span class="x_x_Apple-converted-space"> </span><a href="https://synth-diy.org/mailman/listinfo/synth-diy">https://synth-diy.org/mailman/listinfo/synth-diy</a><br>Selling or trading? Use<span class="x_x_Apple-converted-space"> </span><a href="mailto:marketplace@synth-diy.org">marketplace@synth-diy.org</a></div></span></font></div></div></blockquote></div></div></div></div></blockquote></div><br></body></html>