tobuy:
- http://www.banggood.com/5pcs-L293D-L293-L293B-DIP-SOP-Push-Pull-Four-Channel-Motor-Driver-IC-p-944989.html
- http://www.banggood.com/100-Pcs-SS8550-Transistor-1_5A-25V-PNP-TO-92-High-Current-p-974088.html
- npn http://www.banggood.com/100Pcs-MOTON-3Pin-2N2222A-2N2222-Transistor-40V-300MHz-600mA-p-943227.html
- http://www.banggood.com/600-Pcs-15-Value-x-40-Pcs-Transistor-TO-92-Assortment-Box-Kit-With-Box-p-911338.html
- http://www.banggood.com/10-Pcs-3_3V-5V-TTL-Bi-directional-Logic-Level-Converter-For-Arduino-p-951181.html
- multimetri



Schede:
- Teensy distributori: https://forum.pjrc.com/threads/23601-Official-Distributors
- https://www.pjrc.com/teensy/teensyLC.html
- https://www.pjrc.com/teensy/teensy31.html
  http://www.robot-italy.com/it/teensy-3-1.html
- http://www.pinguino.cc/shop/index.php?route=product/product&product_id=60
- http://www.st.com/web/catalog/tools/FM116/SC959/SS1532/LN1847/PF259997

Schede ESP8266
- http://www.banggood.com/ESP8266-ESP-201-Remote-Serial-Port-WIFI-Transceiver-Wireless-Module-p-964288.html
- http://www.banggood.com/NodeMcu-Lua-WIFI-Development-Board-For-ESP8266-Module-p-976440.html

Ardupilot:
- http://hobbyking.com/hobbyking/store/__55561__HKPilot32_Autonomous_Vehicle_32Bit_Control_Set_w_Power_Module.html 
Con GPS - Flow control 


- Chip
- MCP23008 - i2c 8 input/output port expander
- MCP23017 - i2c 16 input/output port expander http://www.aliexpress.com/item/10PCS-MCP23017-E-SP-MCP23017-E-MCP23017-DIP28/32253918768.html