Lithium Grim SnoWahFlake Building Instructions Download | Manualshive

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SnoWahFlake v2.0

Manufacturers and product names are mentioned solely for circuit identification, and where applicable their trademarks are the
property of their respective owners who are in no way associated or affiliated with the author. No cooperation or endorsement

is implied.

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Schematic

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Summary of Contents for SnoWahFlake

Page 1: ...SnoWahFlake Building instructions V2 0 ...

Page 2: ...ration or endorsement is implied 2 Table of contents PCB layout 3 Components 4 Modifications 5 Build sequence 6 Off board wiring 7 Potentiometers 7 Side Chaining 7 Footswitches and stargrounding 8 Troubleshooting 9 Schematic 10 Read this entire manual thoroughly before you start building the effect There are some available options and mods and you should choose which one you want to incorporate be...

Page 3: ... for circuit identification and where applicable their trademarks are the property of their respective owners who are in no way associated or affiliated with the author No cooperation or endorsement is implied 3 PCB layout Dimensions 50 mm x 60 5 mm 1 97 inch x 2 38 inch ...

Page 4: ...lectrolyte R9 4k7 1 metalfilm C10 100u Electrolyte R10 6k8 1 metalfilm C11 100n MKT R11 330R 1 metalfilm C12 47u Electrolyte R12 330R 1 metalfilm C13 100n MKT R13 4k7 1 metalfilm D1 1N5817 R14 6k8 1 metalfilm D2 1N4001 R15 1k 1 metalfilm D3 1N4148 R16 100k 1 metalfilm D4 1N4148 R17 22k 1 metalfilm D5 1N34A R18 22k 1 metalfilm IC1 LM13700 R19 22k 1 metalfilm IC2 TL074 R20 10k 1 metalfilm P1 B100k S...

Page 5: ...ifferent pinout than the BC550C It needs to be rotated 180o You can of course incorporate SW1 for side chaining in any of the versions and feel free to experiment with mixing the optimizations and mods You can also choose to not incorporate side chaining in the fully modded version by soldering a jumper wire in the SW1 pad Because there is no 7k9 resistor in exsistance I chose to split it in 2 res...

Page 6: ...iment with other transistors then you could socket them instead of soldering them to the board You ll need a some 20 SIL sockets break off the sockets and solder them to the board Now is the time to solder these sockets on the PCB Place the transistors only once you are finished with all soldering and off board wiring Now continue by soldering the socket for the IC s the small SMF trimpots and the...

Page 7: ...ing the effect you introduce the original guitar signal back in the effect This is especially handy when you are placing the autowah after heavy distortion or fuzz These type of effects will mess with the triggering of the autowah For this you will however need a signal splitter at the beginning of your signal chain Here is an example and of course I also sell a good signal splitter if needed Sign...

Page 8: ...tch Sleeve R led Note that R led is a 4k7 resistors You can change this value depending on the type of LED you use but 4k7 is safe enough for almost all LEDs 9V It is now time to place your transistors in the sockets if needed Connect everything build it in your enclosure and enjoy your effect The sleeve on the output jack is not connected on purpose Make sure the output jack is in good electronic...

Page 9: ...you oriented the capacitors IC s transistors and diodes the right way SMF MKT and ceramic capacitors as well as resistors do not need to be oriented A likely sign of incorrect capacitors and or orientation is when an effect is sputtering rumbling or motorboating Check if you used the correct values of the components For resistors you can look here http www diyaudioandvideo com Electronics Color Do...

Page 10: ...mes are mentioned solely for circuit identification and where applicable their trademarks are the property of their respective owners who are in no way associated or affiliated with the author No cooperation or endorsement is implied 10 Schematic ...

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