– Arduino 16×2 LCD screen with keypad £2.50 or $3.60 – 15m of 3 core cable – £10 or $14 – 12v Mains Power Supply £5 – $7 – Arduino IDE software loaded on to a PC or Mac – Free ...

Together with the Arduino code you will require as well as schematic’s and part lists allow you to create your very own one-handed Arduino powered quad copter transmitter.

Figure 2 shows a practical portable thermostat circuit to achieve and maintain this delta-T utilizing a Darlington transistor pair (Q1 and Q2) to compensate for ambient temperature and convert the ...