Quantity   Component name
1 × Load Cell Load cells can be obtained from cheap kitchen scales costing around 5.00 GBP.
1 × INA125 Amplifier and Linear ICs / Instrumentation Amplifiers. 4.50 GBP
1 × Teensy 3.1 USB-based microcontroller development system, 20.00 GBP
1 × Raspberry Pi Model B The Raspberry Pi is a credit-card sized computer. 25.00 GBP