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Recurring Nightmare

Mad modulated fuzz delay

Contents of this document are ©2020 Pedal Parts Ltd.

No reproduction permitted without the express written

permission of Pedal Parts Ltd. All rights reserved.

Summary of Contents for Recurring Nightmare

Page 1: ...RecurringNightmare Mad modulated fuzz delay Contents of this document are 2020 Pedal Parts Ltd No reproduction permitted without the express written permission of Pedal Parts Ltd All rights reserved ...

Page 2: ...wise stated in this document this circuit is designed to be powered with 9V DC COMPONENT SPECS Unless otherwise stated in this document Resistors should be 0 25W You can use those with higher ratings but check the physical size of them Electrolytics caps should be at least 25V for 9V circuits 35V for 18V circuits Again check physical size if using higher ratings LAYOUT CONVENTIONS Unless otherwise...

Page 3: ...C24 220p C25 1u elec C26 10n C27 100u elec C28 100u elec C29 100u elec C30 100u elec US4 100u elec IC1 XR2206P IC2 PT2399 IC3 7660S IC1 MC33172P D1 14001 D2 3 14001 U1 78L05 BLEND 1OOKB DEPTH 100KC FBACK 100KC FUZZ 1MA SPEED 1MA TIME 100KA VOL 100KA WET DRY SPDT ON ON WFORM DPDT ON ON Schematic BOM We missed the label for C31 it s labelled as US4 Beware fakes They simply won t work See later Ensur...

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Page 5: ...t is to solder a single pin of each pot in place then melt and adjust if necessary before soldering in the other two pins Same for the toggle switch If your pots don t have protective plastic jackets ensure you leave a decent gap between the pot body and the PCB otherwise you risk shorting out the circuit Snap the small metal tag off the pots so they can be mounted flush in the box 9V or 18V suppl...

Page 6: ... IN and OUT to the jacks as shown Connect all the GNDs together twist them up and add a small amount of solder to tack it Connect the battery lead to the 9V wire same method Plug in Go You ll have to connect the wire from pad O2 to either O1 or O3 or you ll get no signal from the Distortion section There s no need to connect power to the OV and OG pads these are purely to supply power to an LED if...

Page 7: ... jack then daisy chain that over to the OUT jack It doesn t matter how they all connect as long as they do This circuit is standard Negative GND Your power supply should be Tip Negative Sleeve Positive That s the same as your standard pedals Boss etc and you can safely daisy chain your supply to this pedal L E D BOARD OUT BOARD 9V BOARD GND BOARD GND BOARD GND BOARD INPUT BATTERY IN OUT L E D BOAR...

Page 8: ...ate Hammond 1590BB It s a good idea to drill the pot and toggle switch holes 1mm bigger if you re board mounting them Recommended drill sizes Pots 7mm Jacks 10mm Footswitch 12mm DC Socket 8 12mm Toggle switches 6mm 30mm 30mm 20mm ...

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