OnStep ST4 Handheld controller

OnStep Handheld ST4 controller for astronomy telescope with Goto system by [Howard Dutton project](https://groups.io/g/onstep/wiki/home).

FreeCAD sources on [GitHub](https://github.com/romanhujer/OnStep-Box)

##### Other componets:
* 1x [Universal DIY Double Side Prototype PCB Board Tinned FR4 Breadboard 5x7cm](https://www.ebay.com/itm/10pcs-Universal-DIY-Double-Side-Prototype-PCB-Board-Tinned-FR4-Breadboard-5x7cm/282142246880)
* 4x [Tactile Switch Tact Push Button Momentary and Colour Round Cap](https://www.ebay.com/itm/100X-Tactile-Switch-Tact-Push-Button-Momentary-5-Colour-Round-Cap-12-x12x-7-3mm-/311911039485)
* 2x [2 Position DPDT 2P2T Panel Mount Vertical Slide Switch 6 Pin](https://www.ebay.com/itm/10-Pcs-2-Position-DPDT-2P2T-Panel-Mount-Vertical-Slide-Switch-6-Pin-0-5A-50V-DC/182523163731)
* 1x [RJ45 Network Ethernet 8P8C Female Socket Connector 8Pin](https://www.ebay.com/itm/5Pcs-RJ45-Network-Ethernet-8P8C-Female-Socket-Connector-8Pin-PCB-Mount/181384536229)
* 8x [