<div>And yet before that by the Schmitt himself, a decade before invention of a transistor.<br></div><div>I don't know for sure, but it would be strange if he didn't think about htat.<br></div><div><br></div><div>Roman<br></div><div class="nh_extra"><p>Dnia 15 listopada 2017 21:22 Donald Tillman <don@till.com> napisał(a):<br></p><blockquote class="nh_quote" style="border-left: 2px solid #999; padding-left: 8px; margin: 0;"><div id="gwp65af8998"><div id="gwp65af8998h"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="gwp65af8998b" data-message-body="true"><div><br></div><div><blockquote is-minimized="" type="cite"><div>On Nov 15, 2017, at 11:49 AM, bbob <<a nh-compose-link="" href="mailto:fluxmonk@gmail.com" target="_blank"></a><a nh-compose-link="" href="mailto:fluxmonk@gmail.com">fluxmonk@gmail.com</a>> wrote:<br></div><div><br></div><div><div dir="ltr">anybody know the origins or first publication of the 40106 astable multivibrator circuit?  i've found it in a 1992 intersil data sheet, but i think it's been around longer than that....<br></div></div></blockquote><div><br></div><div>Oh good grief, that's old as the hills.  :-)<br></div></div><div><br></div><div>It was probably in the data sheet for the original 40106.<br></div><div><br></div><div>But before that, it was probably in the data sheet for the first CMOS Schmitt Trigger.<br></div><div><br></div><div>And before that, astable multivibrators were featured in the very first CMOS application notes.<br></div><div><br></div><div>Check out the 1979 RCA COS/MOS manual; it has a whole chapter on multivibrators.<br></div><div><br></div><div>    <a href="https://archive.org/details/RcaCosmosIntegratedCircuitsManual" target="_blank" nh-safe-redirect="" data-saferedirecturl="https://zasobygwp.pl/redirect?sig=929377769531aa497d6ad1daff24fd0a27d309c0b97dbbff36187302cdcb4aaf&url=aHR0cHM6Ly9hcmNoaXZlLm9yZy9kZXRhaWxzL1JjYUNvc21vc0ludGVncmF0ZWRDaXJjdWl0c01hbnVhbA==&platform=desktop&brand=o2">https://archive.org/details/RcaCosmosIntegratedCircuitsManual</a><br></div><div><br></div><div>  -- Don<br></div><div><span class="font" style="font-family:Monaco"><span class="size" style="font-size:11px">--</span></span><br></div><div apple-content-edited="true"><div style="color: rgb(0, 0, 0); letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div style="color: rgb(0, 0, 0); letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div style="color: rgb(0, 0, 0); letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div style="color: rgb(0, 0, 0); letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div style="color: rgb(0, 0, 0); letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="gwp65af8998_Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="colour" style="color:rgb(0, 0, 0)"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div><span class="font" style="font-family:Monaco"><span class="size" style="font-size:11px">Donald Tillman, </span></span><span class="font" style="font-family:Monaco"><span class="size" style="font-size:11px">Palo Alto, California</span></span><br></div><div><span class="font" style="font-family:Monaco"><span class="size" style="font-size:11px"><a href="http://www.till.com" target="_blank" nh-safe-redirect="" data-saferedirecturl="https://zasobygwp.pl/redirect?sig=98f5209d256df5505f5b63717c6b5648b4c07b84213ec7bf1fdbd794df7a217d&url=aHR0cDovL3d3dy50aWxsLmNvbQ==&platform=desktop&brand=o2">http://www.till.com</a></span></span><br></div><div><span class="font" style="font-family:Monaco"><span class="size" style="font-size:11px"></span></span><br></div></div></span></div></span></div></div></div></div></div></div></div></div></div><div id="gwpe46c95e5"><div>_______________________________________________<br></div><div>Synth-diy mailing list<br></div><div><a nh-compose-link="" href="mailto:Synth-diy@synth-diy.org">Synth-diy@synth-diy.org</a><br></div><div><a href="http://synth-diy.org/mailman/listinfo/synth-diy" nh-safe-redirect="" data-saferedirecturl="https://zasobygwp.pl/redirect?sig=b71c8251b717ba551dbce4e296c1ab7f5c1f2f55b0f607f673fe803609e81823&url=aHR0cDovL3N5bnRoLWRpeS5vcmcvbWFpbG1hbi9saXN0aW5mby9zeW50aC1kaXk=&platform=desktop&brand=o2" target="_blank">http://synth-diy.org/mailman/listinfo/synth-diy</a><br></div></div></blockquote></div><div><br></div>