BYOC Classic Compressor Kit Instructions Manual Download Page 3

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CLASSIC COMPRESSOR KIT

INSTRUCTION INDEX

Parts Checklist

..............

.....page 4 - 5

Populating the Circuit Board

...................page 6 - 16

Main PCB Assembly

.........................................page 17 - 19

Wiring........................................................................page 20 - 23

Installing the IC and Finishing Up.......................page 24

Operation Overview.................................................page 25

Schematic...................................................................page 26 - 27

Summary of Contents for Classic Compressor Kit

Page 1: ... not warranty the completed pedal as a whole functioning unit nor do we warranty any of the individual parts once they have been used If you have a component that is used but feel it was defective prior to you using it we reserve the right to determine whether or not the component was faulty upon arrival Please direct all warranty issues to sales buildyourownclone com This would include any missin...

Page 2: ...ly If everyone titles their threads HELP then it makes it impossible for the people who are helping you to keep track of your progress A very brief discription of your specific problem will do It will also make it easier to see if someone else is having or has had the same problem as you The question you are about to ask may already be answered Here are a list of things that you should include in ...

Page 3: ...IT INSTRUCTION INDEX Parts Checklist page 4 5 Populating the Circuit Board page 6 16 Main PCB Assembly page 17 19 Wiring page 20 23 Installing the IC and Finishing Up page 24 Operation Overview page 25 Schematic page 26 27 ...

Page 4: ...purplw black orange brown 4 1M brown black black yellow brown Capacitors 1 220pf 221 ceramic disc small round orange 1 1n0 or 001µ 102 or 1nj100 1nj63 ect 5 10n or 01µ film 103 1 47n or 047µ film 473 6 1µ aluminum electrolytic 1 10µf aluminum electrolytic 1 100µf aluminum electrolytic Diodes 2 1N4148 small orange glass with black stripe Transistors 5 2N5088 2N3904 or 2N2222 IC s 1 CA3080E 1 8 pin ...

Page 5: ...ch panel mounted pot 1 A100k linear LEVEL 1 B500k audio SENSITIVITY 1 2k trimpot Hardware 1 drilled enclosure w 4 screws 1 byoc classic compressor PCB 1 3PDT footswitch 2 knobs 1 AC adaptor jack 1 mono jack 1 stereo jack 1 red LED 1 battery snap 4 bumpers hook up wire ...

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Page 7: ...Populating the Circuit Board STEP 1 Add the diodes Be sure to match the end of the diode with the stripe to the layout on the PCB The stripped end should go in the square solder pad ...

Page 8: ...atter which end goes in which solder pad Take your time and be sure not to confuse similarly banded resistors such as the 470k with the 4k7 or the 10k with the 100k If you have difficulty reading the color bands use a digital multimeter to test the value of each resistor ...

Page 9: ...CB has 5 holes but the trim pot will only have 3 leads This is so that the PCB can accept a variety of different brands and styles of trim pot There should only be 1 way that your trim pot will fit into the PCB without having to bend the leads ...

Page 10: ...for instructions on how to install the IC into the socket If installing the DIP8 socket for the CA3080E chip orient the socket so that the u shaped notch in the socket matches the layout on the PCB highlighted in red If installing the TO 100 socket for the CA3080A chip sold separately orient the socket so that the tab on the socket lines up the with layout on the PCB highlighted in purple NOTE You...

Page 11: ...h the 2N5088 and 2SC1849 or any transistor that is supplied with this kit NOTE This PCB is designed with the standard EBC pinout Both the 2N5088 and 2SC1849 transistors that are supplied with BYOC kits have the standard EBC pinout However some brands of 2SC1849 have a BCE pinout If you have sourced transistors from somewhere other than BYOC be aware of your transistors pinouts ...

Page 12: ...Step 6 Add the film and ceramic disc capacitors These are not polarized and can be inserted into the PCB either way ...

Page 13: ...trolytic capacitors These are polarized The positive end will have a longer lead and should go in the square solder pad The negative end will have a shorter lead with a black or white stripe running down the body of the capacitor ...

Page 14: ...n relief holes from the bottom solderside of the PCB and out through the top Insert the solder ends of the battery snap wires into the topside of their respective solder pads Solder on the bottom side of the PCB Remember the red wire goes in the hole and the black wire goes in the hole ...

Page 15: ...in the ends Tinning means to apply some solder to the stripped ends of the wires This keeps the strands from fraying and primes the wire for soldering Solder a 2 5 piece of wire to each of the IN OUT and Ground eyelets on the PCB Solder the 1 5 piece of wire to the RING eyelet on the PCB Load the wires in from the top and solder on the bottom of the PCB ...

Page 16: ...ect terminal is connected to the sleeve terminal when there is no DC adapter plugged into the jack When a DC adapter jack is plugged into the DC adapter jack the connection between the sleeve disconnect terminal and the sleeve terminal is broken thus disconnecting the batter from the circuit when a DC power supply is in use This allows you to safely keep a battery in your pedal and still use a DC ...

Page 17: ...onnect the SLEEVE of the DC adaptor jack to the eyelet on the far right side of the PCB with 2 inches of hook up wire Connect the battery disconnect terminal of the DC adaptor jack to the eyelet more towards the center of the PCB with 2 of hookup wire Load the wires in from the bottom of the PCB and solder on the topside ...

Page 18: ...er side is up Insert the A100k LEVEL B500k SUSTAIN potentiometers and the LED into the bottom side of the PCB DO NOT SOLDER ANYTHING YET The LED will have one lead that is longer than the other The longer lead goes in the hole with the square solder pad ...

Page 19: ...hem with your fingers You do not want them very tight yet Be sure to keep your hand on the PCB so that it does not fall off the PC mounting posts of the pots and toggle switch Step 5 Turn the entire pedal over so that the component side of the PCB if facing up Lift the PCB up off the pots and toggle switch about 2mm just to make sure that the back of the PCB does not short out against that pots Ma...

Page 20: ...ides of the solder lugs are like the diagram below NOTE There are no actual number markings on the footswitch There are two correct ways you can orient the footswitch They are both 180 degrees of each other Either way is fine It does not matter as long as the flat sides of the solder lugs are running horizontal not vertical ...

Page 21: ......

Page 22: ... end These will be used to connect lugs eyelets 1 2 7 8 Cut 1 x 1 piece of wire Strip 1 8 off each end This will be used to connect lug eyelet 5 Cut 1 x 1 5 peice of wire Strip 1 8 of one end Strip 1 2 off the other end This will be used to connect lug eyelet 4 The longer stripped end will be used to jumper lug 4 to 9 ...

Page 23: ...ootswitch Step 6 Insert the other remaining ends of the pre cut and pre stripped wires into the topside of the PCB and solder You can can solder these on the topside as well It is easier this way but you may burn a small amount of the PVC coating on the wires This is purely asthetic and won t damage the wires in anyway But you can avoid this by removing the PCB assembly and footswitch from the enc...

Page 24: ...Installing the IC and Finishing Up ...

Page 25: ......

Page 26: ...of distortion when playing your guitar and where you get the longest smoothest decay This may take a few minutes and several adjustments You should still get a very small amount of pleasing distortion It s just the nature of the circuit It is not perfectly clean but the distortion does give it some warmth and is part of the pedals character If you have an 18v adapter we recommend using it while ad...

Page 27: ...hese knobs do DC power supply Use a 2 5mm negative tip this is your standard guitar fx style adapter 9 12 15 or 18VDC adapter The higher voltage will give you more headroom and output If using battery power only use a single 9V battery Current Draw 5mA Input Impedance 470k ohms ...

Page 28: ...Output Impedance 100k ohms ...

Page 29: ......

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