<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div class="_Jig"><span style="background-color: rgba(255, 255, 255, 0);"><div data-dobid="dfn" style="display: inline;">from google, I just typed “envelope”</div></span></div><div class="_Jig"><span style="background-color: rgba(255, 255, 255, 0);"><div data-dobid="dfn" style="display: inline;"><br></div></span></div><div class="_Jig"><span style="background-color: rgba(255, 255, 255, 0);"><div data-dobid="dfn" style="display: inline;"><br></div></span></div><div class="_Jig"><span style="background-color: rgba(255, 255, 255, 0);"><div data-dobid="dfn" style="display: inline;"><br></div></span></div><div class="_Jig"><span style="background-color: rgba(255, 255, 255, 0);"><div data-dobid="dfn" style="display: inline;">a</div></span><span style="background-color: rgba(255, 255, 255, 0);"> covering or containing structure or layer.</span></div><div class="_Jig"><span style="background-color: rgba(255, 255, 255, 0);"><span class="vmod"><div class="vk_gy">"the external envelope of the swimming pool"</div></span></span></div><div style="margin-left: -13px;"><ul style="margin: 0px; padding: 0px;"><li class="xpdxpnd" data-mh="-1" style="margin: 0px; padding: 0px; list-style: none;"><div class="lr_dct_sf_subsen" style="display: list-item; list-style-type: disc; margin-left: 25px; padding-top: 5px;"><div class="_Jig"><div data-dobid="dfn" style="display: inline; background-color: rgba(255, 255, 255, 0);">the outer metal or glass housing of a vacuum tube, electric light, etc.</div></div></div></li><li class="xpdxpnd" data-mh="-1" style="margin: 0px; padding: 0px; list-style: none;"><div class="lr_dct_sf_subsen" style="display: list-item; list-style-type: disc; margin-left: 25px; padding-top: 5px;"><div class="_Jig"><div data-dobid="dfn" style="display: inline; background-color: rgba(255, 255, 255, 0);">the structure within a balloon or nonrigid airship containing the gas.</div></div></div></li><li class="xpdxpnd" data-mh="-1" style="margin: 0px; padding: 0px; list-style: none;"><div class="lr_dct_sf_subsen" style="display: list-item; list-style-type: disc; margin-left: 25px; padding-top: 5px;"><div class="_Jig"><div><span class="lr_dct_lbl_blk lr_dct_lbl_box" style="display: inline-block; padding: 4px 6px; margin-top: -1px; margin-right: 6px; background-color: rgba(255, 255, 255, 0);">MICROBIOLOGY</span></div><div data-dobid="dfn" style="display: inline; background-color: rgba(255, 255, 255, 0);">a membrane forming the outer layer of certain viruses.</div></div></div></li><li class="xpdxpnd" data-mh="-1" style="margin: 0px; padding: 0px; list-style: none;"><div class="lr_dct_sf_subsen" style="display: list-item; list-style-type: disc; margin-left: 25px; padding-top: 5px;"><div class="_Jig"><div><span class="lr_dct_lbl_blk lr_dct_lbl_box" style="display: inline-block; padding: 4px 6px; margin-top: -1px; margin-right: 6px; background-color: rgba(255, 255, 255, 0);">ELECTRONICS *******************</span></div><div data-dobid="dfn" style="display: inline; background-color: rgba(255, 255, 255, 0);">a curve joining the successive peaks of a modulated wave.</div></div></div></li></ul></div><br><div><br></div><div><br></div><div>it is a funny thing though, explaining why it seems to make sense is still hard. it’s an association I definitely take for granted. I’ve been using synths for so long that “enveloping” something just totally means controlling its volume or some other parameter with a AR or ADSR envelope. </div><div><br></div><div>Chris </div><div><br>On Nov 29, 2017, at 10:43 PM, Chromatest J. Pantsmaker <<a href="mailto:chromatest@azburners.org">chromatest@azburners.org</a>> wrote:<br><br></div><blockquote type="cite"><div><div dir="ltr">I know this is probably a silly question, but....<div><br></div><div>I'm getting my fiance into synths and I was going over her new synth with her, explaining what a VCO is, VCF, etc... </div><div><br></div><div>Then I get to the EG (ADSR) and she asks me why it is called an envelope generator? </div><div><br></div><div>I said because it generates envelopes.</div><div><br></div><div>That wasn't good enough for her, and I don't have a better answer. I've been playing with and working on synths for decades, even took a synthesis class in college (they had the biggest Roland System 100M, I tell ya), but I don't know why they call it an envelope. Google searches have not been helpful.</div><div><br></div><div>Silly question, but can anybody explain?</div><div><br></div><div>-c</div></div>
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