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</o:shapelayout></xml><![endif]--></head><body lang=FR-CA link=blue vlink=purple style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span style='mso-fareast-language:EN-US'>All of my pedal board’s original ‘AC transformers type’ supplies have been replaced with one multiple outputs SMPS 6 outputs 9VDC@300mA.<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>A type of multi-supply made for pedals with very clean outputs.<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>This has killed 80 to 90% of the induced HUM.<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>A company called Fulltone in California will make available<br>MuMetal shielded 500mH inductors to buy in the next 2 months.<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>This is the type of inductor they use in their expensive Clyde McCoy Wah’s.<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><img width=249 height=266 style='width:2.5937in;height:2.7708in' id="Image_x0020_1" src="cid:image001.png@01DAD224.B616E3E0"></span><span style='mso-fareast-language:EN-US'><o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>Waiting their quote on these..<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><div style='border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm 4.0pt'><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=FR>De :</span></b><span lang=FR> Synth-diy <synth-diy-bounces@synth-diy.org> <b>De la part de</b> Mr&MrsAccount<br><b>Envoyé :</b> 9 juillet 2024 17:02<br><b>À :</b> Brother Theo <brothertheo2014@gmail.com>; Michael E Caloroso <mec.forumreader@gmail.com><br><b>Cc :</b> rburnett@richieburnett.co.uk; Synth-diy@synth-diy.org<br><b>Objet :</b> Re: [sdiy] Jim Dunlop Cry Baby Wah-Wah.. 500mH inductor replacement .. Found a small professional MuMetal shielded matching transformer @ 530mH on primary..<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>You can try the mu-metal shield but I bet it will play havoc with the inductor value, so the end result might be unpredictable.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>I think emulating the potentiometer will be harder than fixing the inductor hum issue. A real pot will allow almost any signal level with no distortion.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>I'd fix the power supplies that make the noise rather than try to shield the inductor.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>Harry Bissell<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'> <o:p></o:p></span></p></div><div><div id="OLK_SRC_BODY_SECTION"><div id="OLK_SRC_BODY_SECTION"><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 12.0pt;margin-left:9.6pt;margin-right:0cm'><div class=MsoNormal align=center style='text-align:center'><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'><hr size=2 width="100%" align=center id="MESSAGE_DATA_MARKER"></span></div><p class=MsoNormal style='margin-bottom:12.0pt'><strong><span style='font-size:12.0pt;color:black'>From: </span></strong><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>Brother <<a href="mailto:synth-diy@synth-diy.org">synth-diy@synth-diy.org</a>><br><strong>To: </strong>Michael <<a href="mailto:mec.forumreader@gmail.com">mec.forumreader@gmail.com</a>><br><strong>Cc: </strong>rburnett <<a href="mailto:rburnett@richieburnett.co.uk">rburnett@richieburnett.co.uk</a>>; Synth-diy <<a href="mailto:Synth-diy@synth-diy.org">Synth-diy@synth-diy.org</a>><br><strong>Date: </strong>Tuesday, 9 July 2024 2:50 PM EDT<br><strong>Subject: </strong>Re: [sdiy] Jim Dunlop Cry Baby Wah-Wah.. 500mH inductor replacement .. Found a small professional MuMetal shielded matching transformer @ 530mH on primary..<o:p></o:p></span></p><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'><a href="https://www.amazon.com/VIGORTRONIX-VTX-102-000-SCREENING-MU-METAL-SILVER/dp/B00IWJDCRY/ref=sr_1_7?dib=eyJ2IjoiMSJ9.e59VxqUKT4mFj2PDf59fSAjLES6Q8KWHvdMqBFiJTT3IKATwEOjZQIrWIx9bd0tuLTOrEkX1pftSEjkK9kk1qEmm_8AxqKmqkla41H2GJKNaK7GUu4EITng3fPijZcouN9vrkYJtZCMrLLN_EIt7y27bHvDco1wRsFNhb6SaE9bjwFP2km_hKXmilJQaQEF9552zJPNDR9T7n0mbDpW_fea2M_7fCAl_NJLqPXJ0lMQ.gy_wOcW36qJMWAhgxDn5YTRFRQkEcARvqXZ-TzVz8Io&dib_tag=se&keywords=mumetal&qid=1720550424&sr=8-7" target="_blank">https://www.amazon.com/VIGORTRONIX-VTX-102-000-SCREENING-MU-METAL-SILVER/dp/B00IWJDCRY/ref=sr_1_7?dib=eyJ2IjoiMSJ9.e59VxqUKT4mFj2PDf59fSAjLES6Q8KWHvdMqBFiJTT3IKATwEOjZQIrWIx9bd0tuLTOrEkX1pftSEjkK9kk1qEmm_8AxqKmqkla41H2GJKNaK7GUu4EITng3fPijZcouN9vrkYJtZCMrLLN_EIt7y27bHvDco1wRsFNhb6SaE9bjwFP2km_hKXmilJQaQEF9552zJPNDR9T7n0mbDpW_fea2M_7fCAl_NJLqPXJ0lMQ.gy_wOcW36qJMWAhgxDn5YTRFRQkEcARvqXZ-TzVz8Io&dib_tag=se&keywords=mumetal&qid=1720550424&sr=8-7</a><o:p></o:p></span></p></div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'><o:p> </o:p></span></p><div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>On Mon, Jul 8, 2024 at 5:58 PM Michael E Caloroso via Synth-diy <<a href="mailto:synth-diy@synth-diy.org" target="_blank">synth-diy@synth-diy.org</a>> wrote:<o:p></o:p></span></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-right:0cm'><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>In high school we used to charge the 140H taps in shop class then between classes in the hallways we'd discharge them on the girls' tushies to make involuntary muscle spasms. <o:p></o:p></span></p><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>...I'm here the rest of the week...<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>MC<o:p></o:p></span></p></div></div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>________________________________________________________<br>This is the Synth-diy mailing list<br>Submit email to: <a href="mailto:Synth-diy@synth-diy.org" target="_blank">Synth-diy@synth-diy.org</a><br>View archive at: <a href="https://synth-diy.org/pipermail/synth-diy/" target="_blank">https://synth-diy.org/pipermail/synth-diy/</a><br>Check your settings at: <a href="https://synth-diy.org/mailman/listinfo/synth-diy" target="_blank">https://synth-diy.org/mailman/listinfo/synth-diy</a><br>Selling or trading? 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