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Mad Bean Pedals Deathklaw Quick Start Manual

Fx type: delay
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DEATHKLAW
FX TYPE: DELAY
© 2015 madbeanpedals
2.12" W x 2.795" H
Terms of Use: You are free to use purchased Afterlife circuit boards for both DIY and small commercial operations. You
may not offer Afterlife PCBs for resale or as part of a "kit" in a commercial fashion. Peer to peer re-sale is, of course,
okay.

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Summary of Contents for Mad Bean Pedals Deathklaw

  • Page 1 DEATHKLAW FX TYPE: DELAY © 2015 madbeanpedals 2.12" W x 2.795" H Terms of Use: You are free to use purchased Afterlife circuit boards for both DIY and small commercial operations. You may not offer Afterlife PCBs for resale or as part of a “kit” in a commercial fashion. Peer to peer re-sale is, of course,...
  • Page 2 B.O.M. Resistors Caps Diodes 100n 1N5817 220k 220pF 1n914 220k Transistors BC550 100k BC550 MPF102 100n I.C. 100n TL072 PT2399 100n PT2399 100n Regulator LM78L05 Switch 100R 100n GHOST SPDT 100n Pots DELAY 50kB FDBK 50kB 50kB 100n 100n 10uF 47uF 560R 100n...
  • Page 3 Shopping List Value Type Rating 100R Metal / Carbon Film 1/4W 560R Metal / Carbon Film 1/8 or 1/4W 620R Metal / Carbon Film 1/8 or 1/4W Metal / Carbon Film 1/4W Metal / Carbon Film 1/4W Metal / Carbon Film 1/4W Metal / Carbon Film 1/4W...
  • Page 5 1590B Drill Guide 6.46" H x 4.43" W This is a tight fit for the 1590B. If possible, use the "Lumberg" style DC jack: http://smallbear-electronics.mybigcommerce.com/dc-power-jack-all-plastic-unswitched/...
  • Page 6 Wiring Guide  The output jack is grounded via the enclosure. If testing the circuit outside of an enclosure with the jacks wired to the switch as shown, you will need to ground the sleeve of the output jack.
  • Page 7 The Deathklaw is a redesign of the older Zero Point Dual Delay project which is a PT2399-based delay circuit. It features two PT2399 chips in series for longer delay times and fits in a 1590B size enclosure. There were several design objectives mapped out for the update: ...
  • Page 8 Voltages 9.42v Supply TL072 PT2399 PT2399 4.57 4.98 4.98 4.57 2.51 4.57 2.2mV 2.2mV 1.7mV 2.1mV 4.57 2.93 4.57 2.49 2.49 4.57 0.71 0.61 9.15 0.82 0.64 2.53 LM78L05 2.51 9.15 2.51 2.59 4.98 2.45 Q1/Q2 2.53 1.94 2.51 2.51 0.59 1.85 39mV...

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