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Oakley Sound Systems

5U Oakley Modular Series

Slim VCO A & Slim VCO B

PCB Issue 1 & 1.1

User Manual

V1.1.4

Tony Allgood 

B.Eng PGCE

Oakley Sound Systems
CARLISLE
United Kingdom

Summary of Contents for 5U

Page 1: ...Oakley Sound Systems 5U Oakley Modular Series Slim VCO A Slim VCO B PCB Issue 1 1 1 User Manual V1 1 4 Tony Allgood B Eng PGCE Oakley Sound Systems CARLISLE United Kingdom...

Page 2: ...The suggested panel design for the SVCO A in standard MOTM format 2...

Page 3: ...The suggested panel design for the SVCO B in standard MOTM format 3...

Page 4: ...ions please visit the main project webpage at http www oakleysound com s vco htm For general information regarding where to get parts and suggested part numbers please see our useful Parts Guide at th...

Page 5: ...uses a sawtooth core but with a different topology than our existing double width VCO The core of the VCO circuit is based on designs used in a series of classic Japanese synthesisers from the mid to...

Page 6: ...eader labelled BUSS that can be fitted to allow direct connection to the CV gate buss on an installed Oakley Dizzy system or to our VCO Controller module If not required a simple two way jumper like t...

Page 7: ...V supply Earth loops cannot occur through patch leads this way although screening is maintained Of course this can only work if all your modules follow this principle Power connections Synthesizers co...

Page 8: ...module then use the INC DEC switch to set the module to the 8 setting Play a lowish note on the keyboard then play two octaves higher Adjust SCL until the interval is exactly two octaves I normally t...

Page 9: ...TUN trimmer is around three octaves so it should be wide enough to cope with a variety of requirements As far as I am aware there is no standard amongst modular systems that defines what pitch corres...

Page 10: ...s With Dotcom build of the SVCO B you need to adjust the TUN trimmer so your SVCO B produces a C of 130 8Hz with the octave setting at 8 the tune pot at 12 o clock and no KeyCV input at all OCT main b...

Page 11: ...have a comment about this user manual or have a found a mistake in it then please do let me know Last but not least can I say a big thank you to all of you who helped and inspired me Thanks especiall...

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