WebApr 18, 2009 · ICs differ on the originals too, TA, JRC, NJM. With a 22uF and a JRC4558D the sound was really undefined. IMHO the MAXON "RI SD-9" was the best sounding SD-9 I've checked so far, but it's a distortion and don't produce a creamy OD-sound like the 808. IMHO the IBZ SD-9 and far better than a DS-1, more open but the same kind of artificial Si ... WebCreated Date: 1/13/2010 11:20:39 AM

Ibanez - SD-9 Sonic Distortion - freestompboxes.org

WebOct 26, 2024 · 3) PLL Ultrasonic Generator. Accurate and powerful ultrasonic generator circuit using PLL LM567 IC and push pull output piezo driver. The LM567 phase-locked-loop (PLL) IC is used for generating ultrasonic frequency in our 3rd concept as proven in the above figure 3. This circuit provides a number of features better than previous two … WebJun 24, 2014 · 5 Dist 2/3 (brown dot) 6 Dist 1 (gold dot) On the pot board itself: Vol 1 -> 1k resistor -> ground. Tone 2 -> Vol 3. Output jack board: 330pf capacitor (code 331) to ground immediately before the output jack. The one thing I still need to do is to pull out C5, the teal bipolar capacitor, and measure it. fm browns fleetwood

Schematics Review — Polk Audio Forum

Web[Sonic] 11 MB PDF : Schematic Diagram (continuous, b&w copy, some dark areas) [Segasa] 20 MB PDF : Schematic Diagram (continuous, color, Sections 23-26 are unreadable) … WebOct 22, 2009 · The subsonic filter is actually an active Tschebyscheff high pass filter of the fifth order. It has a cutoff frequency of 18 Hz. This filter has a very sharp cutoff character. … greensboro nc first friday