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You contribute, must be placed because it is safe to put the notice in a ring arrangement; a challenging PCB and/or print job! See PDF at https://raw.githubusercontent.com/kassu/kassutronics/master/documentation/Quantizer/Quantizer_Build_Docs_1.1A.pdf for explanation about PWM smoothing; essentially a 4-stage RC network but with an eye towards doing it all in one module with inputs made for an e-drum kit. 0 0 Y N 1 F N DEF SW_Rotary3x4 SW 0 40 Y N 1 F N DEF SW_Coded_SH-7040 SW 0 0 Y Y 1 F N DEF SW_Push_Open_Dual_x2 SW 0 0 Y N 1 F N DEF SW_DPST_x2 SW 0 0 (add_net "/Pots, switches, misc/PUSH_2_P" (format (units 2) (units_format 1) (precision 4 (style (thickness 0.15) (arrow_length 1.27) (text_position_mode 0) (extension_height 0.58642) (extension_offset 0) keep_text_aligned (text "Kassu used 1 µF tantalum.\nYuSynth 1, 10 uF | Unpolarized capacitor | | | | | Tayda | A-804 | | | | | | | R30 | 1 | SW_3PDT_x3 | 3PDT miniature toggle switch | | R3, R21, R27, R28 R4, R6, R7 | 3 | 1k | Resistor | | | | Tayda | A-804 | | | 1 | LED | Light emitting diode | Tayda | A-1624 or A-2969 | | U2 | 1 | LED | Light emitting diode, 5 mm x 20 mm fuse holders; Vertical w/o Stability Pins; 250V; 6.3-16A (http://www.cooperindustries.com/content/dam/public/bussmann/Electronics/Resources/product-datasheets/Bus_Elx_DS_2118_HB_PCB_Series.pdf 5 mm x 20 mm row spacing, 22x23x17.53mm (https://katalog.we-online.com/ctm/datasheet/750343373.pdf 28-lead TH, EconoPACK 2, same as Infineon_AG-ECONO2, https://www.littelfuse.com/~/media/electronics/datasheets/power_semiconductors/littelfuse_power_semiconductor_igbt_module_mg1225h_xn2mm_datasheet.pdf.pdf 24-lead TH, Package W, https://www.littelfuse.com/~/media/electronics/datasheets/power_semiconductors/littelfuse_power_semiconductor_igbt_module_mg1275w_xn2mm_datasheet.pdf.pdf 35-lead TH, EasyPIM 1B, https://www.infineon.com/dgdl/Infineon-FP10R06W1E3-DS-v02_01-en_de.pdf?fileId=db3a304412b407950112b43312285a63 brifge rectifier igbt diode module 35-lead TH, Package W, https://www.littelfuse.com/~/media/electronics/datasheets/power_semiconductors/littelfuse_power_semiconductor_igbt_module_mg1250w_xbn2mm_datasheet.pdf.pdf 35-lead TH, EasyPIM 2B, same as Littelfuse_Package_H_XN2MM, https://www.infineon.com/dgdl/Infineon-FS75R07N2E4-DS-v02_00-en_de.pdf?fileId=db3a30432f5008fe012f52f916333979 35-lead TH, EasyPIM 1B, https://www.infineon.com/dgdl/Infineon-FP10R06W1E3-DS-v02_01-en_de.pdf?fileId=db3a304412b407950112b43312285a63 brifge rectifier igbt diode module 35-lead TH, EasyPIM 2B, same as Infineon_EasyPIM-2B, https://www.st.com/resource/en/datasheet/a2c25s12m3.pdf 35-lead TH, ACEPACK 2 CIB, PressFIT, https://www.st.com/resource/en/datasheet/a2c50s65m2-f.pdf 25-lead TH, SDIP-25L, https://www.st.com/resource/en/datasheet/stgips20k60.pdf Valve ECC-83-1 round pins Valve ECC-83-2 flat pins Mini-Pentode, 5-pin, e.g. JAN6418 Valve Mini-Pentode 5-pin JAN6418 Varistor, diameter 21.5mm, width 5.3mm, pitch 10mm size 95x8.1mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00015 pitch 5mm size 10x8mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00045 pitch.

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