I have worked over 30 years in the security and home automation industry as the chief engineer. Creating, designing, manufacturing, and training on electronic devices.Recent designs for production: 900 Mhz frequency hopping security sensor radio system.900 Mhz Lora point to point radio with magnetometer vehicle sensing.Ladder logic based PLC to control a foam extruder line.Lidar distance measuring of level control of a glue tank.Glue level sensing using Linux and a Raspberry Pie processor and video camera.LIDAR distance sensing with an Arduino processor to measure glue level.Several power supplies and battery chargers at 6, 12 and 24 Volts.Insulated packaging machine controller.Burglar Alarm control panel systems for ELK Products, Inc. www.elkproducts.comPrinted circuit board schematic design, PCB layout, prototype build, and testing.Under water electronic talking scuba diving computer for diving safety.Attic Elevator System using an embedded processor.3D mechanical design with 3D printing of prototypes.