tag:blogger.com,1999:blog-8126694935311992807.post6182839605604892348..comments2024-03-28T10:17:09.019+00:00Comments on La Révolution Deux: Mad Professor - Deep Blue DelayAnonymoushttp://www.blogger.com/profile/05172133688955122237noreply@blogger.comBlogger16125tag:blogger.com,1999:blog-8126694935311992807.post-65774490032902882702022-07-02T18:44:19.308+01:002022-07-02T18:44:19.308+01:00Please connect Pin4 o PT2399 to ground (negative) ...Please connect Pin4 o PT2399 to ground (negative) or else the circuit will not work. Author please correct the circuit schematic.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-45025511002046961672022-01-10T04:40:54.724+00:002022-01-10T04:40:54.724+00:00I would like to thank you for the efforts you have...I would like to thank you for the efforts you have made in writing this article. I am hoping the same best work from you in the future as well. 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Feel free to visit my website; <a href="https://www.casinosite.link" title="바카라사이트" rel="nofollow">바카라사이트</a><br /><br />casinositetop 카지노사이트https://www.blogger.com/profile/13969679042876374755noreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-16182458212807361372021-12-24T02:22:21.170+00:002021-12-24T02:22:21.170+00:00ensure potentiometers at 50k no more and no lessensure potentiometers at 50k no more and no lessManuel Marsicobetrehttps://www.blogger.com/profile/03939135267746767752noreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-13829847182971058372016-09-24T14:17:49.326+01:002016-09-24T14:17:49.326+01:00Connect pin 4 to GND.Connect pin 4 to GND.Adielhttps://www.blogger.com/profile/10136325876888712362noreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-18414538754296410332014-09-29T19:23:21.360+01:002014-09-29T19:23:21.360+01:00I made this pedal more so it works when I reset th...I made this pedal more so it works when I reset the shot and Pt 2399 can someone help me ?Anonymoushttps://www.blogger.com/profile/09718221634863009044noreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-75239593623728664492014-09-07T02:11:13.225+01:002014-09-07T02:11:13.225+01:00I bread boarded it, and it didn't oscillate ei...I bread boarded it, and it didn't oscillate either.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-71128930981130887892014-04-29T10:22:15.307+01:002014-04-29T10:22:15.307+01:00Hi.. I understand that with rpts on max it should ...Hi.. I understand that with rpts on max it should oscilate, right? Here's what mine sounds like, with all the pots maxed out - https://dl.dropboxusercontent.com/u/1767893/seaurchindelaytest01.mp3<br />it sounds overly dark and just not enough repeats and no oscillation.. thoughts?<br />Any idea of which resistors I could change to fix it?<br />Thanks!Findohttps://www.blogger.com/profile/10281123888415780336noreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-47804198565926116662014-01-10T13:50:56.108+00:002014-01-10T13:50:56.108+00:00Is the low pass filtering you speak of occurring b...Is the low pass filtering you speak of occurring between pins 14 and 15 in the PT2399 feed back circuit? It's a little different than the data sheet example.Flutemakerhttps://www.blogger.com/profile/17943809814387492412noreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-67426973181148423582013-11-10T04:08:13.320+00:002013-11-10T04:08:13.320+00:00Methinks "Mix 3"? Cap-pot-ground is ea...Methinks "Mix 3"? Cap-pot-ground is easy. Switch would be cap-switch-res-ground.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-62220352108649959922013-09-21T19:15:17.569+01:002013-09-21T19:15:17.569+01:00how can i resize the pcb so i can print it?how can i resize the pcb so i can print it?Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-81478080645788211822013-07-14T21:08:16.125+01:002013-07-14T21:08:16.125+01:00Would it be difficult to add a tone knob for the d...Would it be difficult to add a tone knob for the delays? Or a switch between the default and a "darker" value? This would be my second build.<br /><br />Great site by the way! /JAnonymoushttps://www.blogger.com/profile/09502842997863306070noreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-7481633141372539112012-07-26T13:16:56.929+01:002012-07-26T13:16:56.929+01:00Layout seems interesting (the transfer plate), but...Layout seems interesting (the transfer plate), but no information is tested. I saw that the four pin diagram shows a grounding pin 3 and the layout does not show it, but that the four pin connects directly to the delay, being open when the volume is turned down. You got to ride it to see if it works?Roberto Reishttps://www.blogger.com/profile/07526712658937275161noreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-42821574869153096632012-06-15T16:01:41.448+01:002012-06-15T16:01:41.448+01:00It just works - the PT2399 is a decent delay chip,...It just works - the PT2399 is a decent delay chip, using the op amp buffers and some low pass filtering keeps the circuit simple yet functional; pretty much the basis of all decent sounding circuit designs..Anonymoushttps://www.blogger.com/profile/05172133688955122237noreply@blogger.comtag:blogger.com,1999:blog-8126694935311992807.post-54872859461118666912012-06-13T14:47:36.211+01:002012-06-13T14:47:36.211+01:00If it is a pretty standard design but does sound v...If it is a pretty standard design but does sound very good, any idea what makes that standard design sound so good?Anonymousnoreply@blogger.com