Blippoo Box

Versions

Prototype

Original

VSB

V 2018

"analysis"

Version 1 of the Blippoo Box is the latest released version at the time of Hordijk's essay, "The Blippoo Box: A Chaotic Electronic Music Instrument, Bent by Design".

All versions of the Blippoo Box used 12 potentiometers, roughly broken up into two section; the "Chaotic Core" and the "Twin Peak Resonator".

Box details

Prototype

• Knobs
  17. LFO1 Rate
  18. VCOs Freq
  19. VCO1 Warble
  20. VCO1 XFM
  21. VCO1 Glide
  22. VCOs Mix
  23. LFO1 Mod
  24. VCO2 Detune
  25. VCO2 Warble
  26. VCO2 XFM
  27. VCO2 Glide
  28. VCO S&H
  29. LFO2 Rate
  30. Hi Peak
  31. Warble 1
  32. Hi Peak XFM
  33. VCF Mod
  34. VCF Q
  35. LFO2 Mod
  36. Lo Peak
  37. Warble 2
  38. Lo Peak XFM
  39. VCF S&H
  40. Volume
• Jacks
  • ?
• Switches
  17. Slow/Fast
  18. OSCs/Hits
  19. Swing/S&H
  20. OSC FM/X-FM
  21. Glides/LFO
  22. A2B/A2???
  23. Pulse/S&H

Original

• Knobs
  • RATE A
  • RATE B
  • PEAK 1
  • PEAK 2
  • FM B TO A
  • FM A TO B
  • S&H TO RES
  • RUNGLERS TO RES
  • RUNGLER A
  • RUNGLER B
  • S&H TO RATE A
  • EXTERNAL CV
• Switches
  • SOURCES TO RESONATOR/AUDIO IN TO RESONATOR
  • EXTERNAL CV TO RATE B/EXTERNAL CV TO RESONATOR
• Jacks
  • AUDIO (OUT)
  • AUDIO (IN)
  • CV OUTS (RA)
  • CV OUTS (RB)
  • CV OUTS (S&H)
  • EXTERNAL CV IN

VSB

• Knobs
  • RATE A
  • RATE B
  • PEAK 1
  • PEAK 2
  • FM B TO A
  • FM A TO B
  • S&H TO RES
  • RUNGLER A TO RES
  • RUNGLER A
  • RUNGLER B
  • S&H TO RATE A
  • RUNGLER B TO RES
• Jacks
  • AUDIO (OUT)
  • AUDIO (INSERT TIP OUT RING IN)
  • CV OUT (RA)
  • CV OUT (RB)
  • CV OUT (S&H)
  • CV OUT (TRI A)
  • CV OUT (TRI B)
  • CV IN (FCV IN)
  • CV IN (GND)
  • CV IN (RES CV IN)
• Other
  • 12 V DC power (center positive)
  • 2 light-dependent resistors? still trying to figure out their purpose

V 2018

• Knobs
  • RATE A
  • RATE B
  • PEAK 1
  • PEAK 2
  • RUNGLER > A
  • RUNGLER > B
  • RUNGLER > PEAK 1
  • RUNGLER > PEAK 2
  • S&H > RATE A
  • S&H > RATE B
  • S&H SPREADS PEAKS
  • AUDIO IN <> OSCS
• Jacks
  • CV OUTS (TRI A)
  • CV OUTS (TRI B)
  • CV OUTS (RA)
  • CV OUTS (RB)
  • CV OUTS (S&H)
  • CV OUTS (GND)
  • MAIN OUT
  • AUDIO IN
  • RES CV IN
  • FRQ CV IN
• Switches
  • S&H MODE: R MIX/TRI B
• Other
  • an LED?

See also?

• Rob Hordijk: "The Blippoo Box: A Chaotic Electronic Music Instrument, Bent by Design" (pdf)
• Rob Hordijk's website: "Twinpeak Filter" (Wayback Machine)
• Schematic of Twin Peak Filter/VCA (pdf)
• Rob Hordijk's website: "The Rungler" (Wayback Machine)
• Schematic of Rungler (pdf)