<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Fairly normal, in as much as I’ve seen the same thing. It doesn’t seem to *need* an external cap.<div class=""><br class=""></div><div class="">It’s designed to oscillate. Unless you try hard, it’ll oscillate. The trick is getting it to oscillate where and when and how you want!! That’s what the timing cap is for…;)</div><div class=""><br class=""></div><div class="">Tom</div><div class=""><br class=""><div class="">
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<div><br class=""><blockquote type="cite" class=""><div class="">On 22 Jan 2020, at 20:57, ColinMuirDorward <<a href="mailto:colindorward@gmail.com" class="">colindorward@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class=""><div class="">I built some of my 3340 VCOs and forgot to install the 1nf timing capacitor. Disturbingly, they seem to work nevertheless, albeit at a higher pitch.</div><div class="">Is this normal, or does it mean I've done a bad layout with loads of stray capacitance?</div><div class="">Thanks,</div><div class="">Colin<br class=""></div><div class=""><br class="">-- <br class=""><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr" class=""><div class=""><div dir="ltr" class=""><div class=""><div dir="ltr" class=""><div class=""><a href="https://www.instagram.com/colinmuirdorward/" target="_blank" class="">https://www.instagram.com/colinmuirdorward/</a></div><div class=""><a href="https://www.instagram.com/colinmuirdorward/" target="_blank" class="">-<br class=""></a></div><div class=""><a href="https://www.instagram.com/ssdp_synthesis/" target="_blank" class="">https://www.instagram.com/ssdp_synthesis/</a></div></div></div></div></div></div></div></div></div>
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