tag:blogger.com,1999:blog-5481402030233340127.post6540267874570605904..comments2024-03-28T01:15:58.057-04:00Comments on Perf and PCB Effects Layouts: Electro-Harmonix OD Glovedtgehringhttp://www.blogger.com/profile/09555201436004501222noreply@blogger.comBlogger25125tag:blogger.com,1999:blog-5481402030233340127.post-70392981284792944662021-09-11T16:19:41.734-04:002021-09-11T16:19:41.734-04:00https://disk.yandex.ru/i/klxJpO82lRV-Aghttps://disk.yandex.ru/i/klxJpO82lRV-AgMaxRus Viktorhttps://www.blogger.com/profile/07122242805458091886noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-77541317376433529342021-03-06T14:54:07.201-05:002021-03-06T14:54:07.201-05:00To prevent HF interference from spreading through ...To prevent HF interference from spreading through the wires.<br />MaxRus Viktorhttps://www.blogger.com/profile/07122242805458091886noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-22046435697987113492021-03-06T14:51:11.331-05:002021-03-06T14:51:11.331-05:00Hi friend! Ferrite bead. For example BLM21PG221SN1...Hi friend! Ferrite bead. For example BLM21PG221SN1D. https://clck.ru/TbQmZMaxRus Viktorhttps://www.blogger.com/profile/07122242805458091886noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-20052145585267346772021-02-28T15:41:23.244-05:002021-02-28T15:41:23.244-05:00Hello, do you know what component is FB1? https://...Hello, do you know what component is FB1? https://ibb.co/2jKMPJKLucas Romahttps://www.blogger.com/profile/14531792850905228573noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-91035825653491073742021-02-21T04:56:27.266-05:002021-02-21T04:56:27.266-05:00Error connecting the 6.8K resistor in the gain sec...Error connecting the 6.8K resistor in the gain section. The lower end must be connected to pin 2 of TL082. This needs to be fixed! The pedal is amazing. In the PCB, I would add additional pins for unbalanced connection of clipping transistors by adding a 1n34a diode as in the OCD.MaxRus Viktorhttps://www.blogger.com/profile/07122242805458091886noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-77938067217161749622021-02-21T04:49:17.611-05:002021-02-21T04:49:17.611-05:00
Error connecting the 6.8K resistor. The lower end...<br />Error connecting the 6.8K resistor. The lower end must be connected to pin 2 of TL082.MaxRus Viktorhttps://www.blogger.com/profile/07122242805458091886noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-72327299302608158422019-06-08T14:14:53.637-04:002019-06-08T14:14:53.637-04:00Gain should be A1M (logarithmic pot) http://www.fr...Gain should be A1M (logarithmic pot) http://www.freestompboxes.org/download/file.php?id=23341&mode=viewSegoyhttps://www.blogger.com/profile/06289591564829361317noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-63233873159009024052018-07-21T00:30:59.473-04:002018-07-21T00:30:59.473-04:00Update: it was the input jack, now it works perfec...Update: it was the input jack, now it works perfectly and it sounds amazing<br />thanks!!!Anonymoushttps://www.blogger.com/profile/08265311030346971262noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-25101356302308586982018-07-20T01:37:41.808-04:002018-07-20T01:37:41.808-04:00Hi!! i love this blog but i had a problem with thi...Hi!! i love this blog but i had a problem with this pedal,i dont have gain just a bit, i've check the circuit and look it good, tomorrow i'll be check it again but any idea what it could it be? sorry for my bad english =)Anonymoushttps://www.blogger.com/profile/08265311030346971262noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-42609722487328668872017-03-06T16:57:27.839-05:002017-03-06T16:57:27.839-05:00I made this change and it is (re)verified as worki...I made this change and it is (re)verified as working correctly. Ian H Nelsonhttps://www.blogger.com/profile/17916910061361830865noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-71670272314824858462017-03-06T16:55:26.181-05:002017-03-06T16:55:26.181-05:00I built the original layout before I found the err...I built the original layout before I found the error, but it was very easy to correct. Just remove the negative side of the cap from the trace going to Volume lug 3, and connect it to the trace going to the 33k/22k tone section, making sure to put it in series. I fixed mine in a couple minutes and it works perfectly now!Ian H Nelsonhttps://www.blogger.com/profile/17916910061361830865noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-60933773674448951162017-03-06T13:47:45.937-05:002017-03-06T13:47:45.937-05:00Fixed the layout. Should be totally fine now.Fixed the layout. Should be totally fine now.Effects Layoutshttps://www.blogger.com/profile/11341183658959824998noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-37824140922279635422017-03-06T11:23:44.852-05:002017-03-06T11:23:44.852-05:00means you leave the lug 3 of the volume pot unconn...means you leave the lug 3 of the volume pot unconnected?Berkicauhttps://www.blogger.com/profile/11496934027004271830noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-8304866734026796972017-03-06T11:18:34.784-05:002017-03-06T11:18:34.784-05:00Very grateful, Ian N. I threw my circuit to the tr...Very grateful, Ian N. I threw my circuit to the trash last month, because I could not solve the problem of the Tone, I was very sorry because really this pedal sounds brutal, so I will do it again. Will it be possible to correct the layout?<br />Thank you!Monjehttps://www.blogger.com/profile/03657786094910154709noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-22700726907944254282017-03-03T16:48:58.571-05:002017-03-03T16:48:58.571-05:00There appears to be a mistake in the tone section....There appears to be a mistake in the tone section. The 1uf cap negative side should only connect to the 33k/22k tone shift resistors and not lug 3 of the volume pot. This should get the tone control working.Ian Nhttps://www.blogger.com/profile/02748606345821289769noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-85512429227012405142017-02-06T13:21:19.186-05:002017-02-06T13:21:19.186-05:00Side note... don't order 7660s chips from Tayd...Side note... don't order 7660s chips from Tayda. I've ordered about 5 from them and they all squeal. Their 1044 chips work fine, although they are a bit pricier.Ian H Nelsonhttps://www.blogger.com/profile/17916910061361830865noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-47869200843568471912017-01-01T14:09:45.205-05:002017-01-01T14:09:45.205-05:00Switched out the 7660s for a 1044 and the squeal i...Switched out the 7660s for a 1044 and the squeal is gone. Guessing I had a bad chip.Ian Nhttps://www.blogger.com/profile/02748606345821289769noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-6193671772305549922017-01-01T13:32:03.956-05:002017-01-01T13:32:03.956-05:00Verified this today. Sounds great!
I'm heari...Verified this today. Sounds great! <br /><br />I'm hearing a slight high pitch squeal when running in 18v mode, but I'm hoping that will go away once I box it. Ian Nhttps://www.blogger.com/profile/02748606345821289769noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-21085856418433604602016-12-15T11:09:41.294-05:002016-12-15T11:09:41.294-05:00Correct. It gives you the option to run at 9v or 1...Correct. It gives you the option to run at 9v or 18v.Effects Layoutshttps://www.blogger.com/profile/11341183658959824998noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-91790297156611278422016-12-15T10:35:56.602-05:002016-12-15T10:35:56.602-05:00Thanks for your reply. So, I gather that this cont...Thanks for your reply. So, I gather that this controls the charge pump so that the pedals operate at different voltages depending on the position of the switch.Anonymoushttps://www.blogger.com/profile/10266380053828862530noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-73612899726763536792016-12-14T20:21:22.849-05:002016-12-14T20:21:22.849-05:00Yes. Unless I specifically say otherwise switch ar...Yes. Unless I specifically say otherwise switch are probably going to be on/on (or on/off if it's a SPST). Effects Layoutshttps://www.blogger.com/profile/11341183658959824998noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-9525032823576044932016-12-14T20:19:59.258-05:002016-12-14T20:19:59.258-05:00It's a SPDT toggle switch. The numbers represe...It's a SPDT toggle switch. The numbers represent the lug numbers of the switch. Refer to the General Layout Notes tab for more info. Effects Layoutshttps://www.blogger.com/profile/11341183658959824998noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-76641349516630167922016-12-14T20:07:01.207-05:002016-12-14T20:07:01.207-05:00Can you please elaborate on the Voltage 1,2 and 3?...Can you please elaborate on the Voltage 1,2 and 3? I do not understand what it is or what it should be wired to. Thank you.Anonymoushttps://www.blogger.com/profile/08294350788064190403noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-4254484131018054172016-12-13T00:02:49.048-05:002016-12-13T00:02:49.048-05:00spdt on/on for voltage shift?spdt on/on for voltage shift?Berkicauhttps://www.blogger.com/profile/11496934027004271830noreply@blogger.comtag:blogger.com,1999:blog-5481402030233340127.post-2731148159856083252016-12-12T17:50:15.900-05:002016-12-12T17:50:15.900-05:00Cool! I've been looking for this one. Looks Li...Cool! I've been looking for this one. Looks Like I've got all parts in stock so that's a fun project for the upcoming weekend.<br />Thanks for another great layout!<br />I love your blog!Robotmeisterhttps://www.blogger.com/profile/04645523052761702795noreply@blogger.com