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Confetti704 Non Inverting Summer
The non inverting summer board for the Analog Computer Confetti. A good description of the basic functionality of the summer one can find here: The Summing Amplifier.
The board has a jumper marked as V3 for using the sum of two (no jumper) or three inputs (set jumper) different inputs..
The screenshot of an oscilloscope: summing to different inputs together, a square wave plus a sine wave.
Paper PCB
Parts
- Resistors:
- 1x 33.33 kOhm
- 4x 100 kOhm
- Semiconductors
- 1x TL074 OpAmp
- Mechanical:
- 1x IC socket, 14pins
- 1x 2 pin strip
- 1x jumpers
- 4x 2 pin header, female
- 2x pin header, female 90° 1×3, 1×2
- 2x pin header, male 90° 1×3, 1×2
License
The Confetti704 Non Inverting Summer was designed by Wolfgang Spahn 2015-19.
It is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.