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Mewtron Micro V - Pedal Kit

Please read the guide in full before starting your build. It contains a lot of really important
information which will give you the best chance of a successful build.

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Summary of Contents for Mewtron Micro V

Page 1: ...age 1 Mewtron Micro V Pedal Kit Please read the guide in full before starting your build It contains a lot of really important information which will give you the best chance of a successful build For...

Page 2: ...ypass jedspeds co uk Mewtron Page 2 1 Parts lists for this kit 2 Suggested Tools 3 A detailed overview of components 4 Populating the main PCB 5 Jacks and the Power Socket 6 The footswitch its PCB and...

Page 3: ...tch PCB Supplied when stocked 4k7 Resistor Current Limiting Resistor for the LED can be up to 10k Please check the kit against the parts list upon receipt I hand pick kits to order and I am only human...

Page 4: ...e snipping pliers Wire stripping pliers Solder sucker de solder braid PCB Clamp Multi Meter Centre Punch Drill bits Tweezers The essential tools are all the bare minimum of what I use to build a pedal...

Page 5: ...Jeds Peds truebypass jedspeds co uk Mewtron Page 5 Schematic...

Page 6: ...lue for the resistor and the 3rd gives you the number of zeros to add aka the multiplier With a 5 band resistor the first three give you the value and the 4th gives you the zeros See the table below S...

Page 7: ...urs but usually have one or sometimes two bands at one end In this kit you should have 1 diode The symbol on the PCB will be something like this simply line up the band on the diode with the line on t...

Page 8: ...und side I have come across LED s orientated opposite to what I expected previously after installation so this quick test is sensible and is one less thing to debug later on Check twice solder once Tr...

Page 9: ...per chip Solder these in place without the chip totally protecting the chip from heat Please check you have all pins through the pads before you begin soldering the socket Switches This kit includes a...

Page 10: ...with the additional decimal point 1k is 100nf The K is the tolerance 10 and 63 is the max voltage Manufacturers do have other ways of indicating values though unfortunately Where things can get diffi...

Page 11: ...uk Mewtron Page 11 On the capacitor you will see that one side of the can is marked with a stripe usually containing negative symbols The wire nearest to this is the negative wire You will also notice...

Page 12: ...e will be to identify the resistors and any diodes inside your kit Each kit has a parts list at the top of the guide So as an example if R1 is listed as a 1M resistor then you dig out a 1M from the pa...

Page 13: ...this by using normal wire or you can use header pins which is what I did when I prototyped others The pots have their values written on them The pins are numbered but that is not written on the part P...

Page 14: ...connect to the PCB like this by this stage you should have soldered the various other components resistors diode transistors and capacitors etc to the board Check your soldering over before moving for...

Page 15: ...two individual colours one for each tip The wires need to be long enough to go from one end of your pedal to the other as they eventually connect to the footswitch Once you have soldered two wires to...

Page 16: ...ure and I always wonder why Some PCB s are tight enough as it is without reducing your workspace to 6cm wide Now get another black wire and solder it to the pcb here Once that wire is in place take al...

Page 17: ...kicking If it s not working then you need to find out why Do not continue beyond this point until you get it working Adding a footswitch will not magically make a circuit work Troubleshooting is a ne...

Page 18: ...ds I am afraid but nothing to arduous Once you have de soldered the three wires clean the joints up and re solder fresh wires to them About 2 inches long will be perfect a little longer if you wish Th...

Page 19: ...ts simplest form it solders to the switch and the wires solder to its pads The two fit together like this Take some time to study the footswitch and PCB NOTE the lugs run from left to right as I said...

Page 20: ...ot switch the two ways I suggest are simple and effective A CLR is a current limiting resistor It reduces the voltage hitting the LED On this picture the CLR is shown as 2k2 We supply 4k7 but you can...

Page 21: ...r wires to length Take your time and think each stage through methodically Cut your wires to length before you solder them remember check twice cut once solder once Using the Foot Switch and its PCB W...

Page 22: ...Jeds Peds truebypass jedspeds co uk Mewtron Page 22 Here is an overview of the connections on the PCB...

Page 23: ...eeds soldering into position The lugs MUST face side to side as shown below The final connections are between the two boards To give you an idea about this I have shown the connections for the G and V...

Page 24: ...other offboard components Then one by one make the appropriate connections ensuring you use appropriate wire lengths You do not want a rats nest Once all connections are complete you should have a pe...

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