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. 2014 Nov 18;29(2):160–168. doi: 10.7555/JBR.28.20130145

Fig. 1. The mini wireless biofeedback system.

Fig. 1

The signals were transformed from the analog-to-digital converter (ADC) to microcontroller unit (MCU1 and MCU2, MSP430F4152, Texas Instrument, USA), which has ultra lower power consumption with active mode of 200 μA, 1 Mhz and 2.2 v.