Hari's Notes for the BFR

Timeline

July 4 - Finish CAD

August 1 - Finish building

August 28 - Finish testing and optimization

Ideas

• Upper and lower capstans (surrounding the horizontal shaft)
• More accessible Faraday cages
• Redesigned joints for increased stiffness

Shopping List

Mean Well SP-750-48 (Jameco 320056) - 48V/15A power supply

iC-Haus iC-MD TSSOP20 - 3-channel quadrature decoder with SPI interface

Maxim Integrated MAX5322 - Dual Channel, 12-bit DAC

Linear Tech. LTC488 - Differential Line Receiver (NOT THE LTC489)

On Shore OSTTE030104 (DigiKey ED2741-ND) - Screw Terminal, 3 Pos, 3.5mm

On Shore OSTTE020104 (Digiey ED2740-ND) - Screw Terminal, 2 Pos, 3.5mm

Adafruit 1230 - SOT-223 and SOT-23 Breakouts

Adafruit 1206 - TSSOP-20 Breakout

Adafruit 1212 - SOIC-8 Breakout