Data Sheet

Electroencephalography (EEG)
Sensor Data Sheet
PAGE 3 OF 4
TRANSFER FUNCTION
[-37.5𝜇𝑉, 37.5𝜇𝑉]
𝐸𝐸𝐺
(
𝑉
)
=

𝐴𝐷𝐶
2

−
1
2
.𝑉𝐶𝐶
𝐺

𝐸𝐸𝐺
(
𝜇𝑉
)
= 𝐸𝐸𝐺
(
𝑉
)
.1 × 10

𝑉𝐶𝐶 = 3𝑉 (operating voltage)
𝐺

= 40000 (sensor gain)
𝐸𝐸𝐺
(
𝑉
)
– EEG value in Volt (𝑉)
𝐸𝐸𝐺
(
𝜇𝑉
)
– EEG value in microvolt (𝜇𝑉)
𝐴𝐷𝐶 – Value sampled from the channel
𝑛 – Number of bits of the channel
1
PHYSICAL CHARACTERISTICS
> W1 x L1 x H1: 1.0x1.8x0.4cm
> W2 x L2 x H2: 1.5x2.3x0.4cm
> A1: 105.0±0.5cm
> A2: 2.5±0.5cm
> A3: 10.0±0.5cm
> D: 0.4cm
> S: White, Black, Blue, Green, Red, Yellow, Gray, or Brown
1
The number of bits for each channel depends on the resolution of the Analog-to-Digital
Converter (ADC); in biosignalsplux the default is 16-bit resolution (𝑛 = 16), although 12-bit
(𝑛 = 12) and 8-bit (𝑛 = 8) may also be found.