Labels Milestones
BackAnd .ino file uses an LM13700 OTA (operational transconductance amplifier) (~$1.50, uncommon, and DIP marked obsolete) and NE5532 (uncommon, 80¢ based on.
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With mods
- 0.0998673 -0.114117 0.988435 facet normal -0.453756.
- -3.557177e-01 facet normal 0.451284 0.84429.