Quad frame. 500mm MTM. Emax CF2822 motors
Power distribution board. 1 Pair of 12 awg, provides 1 input and 1 output, at 12 awg. Also 2 pairs of 14 awg, provides 4 outputs, at 14 awg.
One copper bus bar, tinned, with three wires taped in place and ready to be soldered.
One copper bus bar, with three wires, soldered in place.
The Positive and Negative wires interleaved, on one plane. Maybe a tad to hefty.
A single rotor heli, circa 1972, fixed pitch, home brewed. It worked, in concept, but was retired early after the initial maiden ground tests.