. Author manuscript; available in PMC: 2020 Nov 20.

Published in final edited form as: IEEE Trans Instrum Meas. 2018 Nov 1;68(9):3137–3150. doi: 10.1109/tim.2018.2874127

TABLE I.

A review of existing commercial and academic EIT systems.

System	Num. Elect.	Frames per s	Freq. [kHz]	Current Patterns
Timpel Englight⋆	32	50	125	bipolar
PulmoVista 500⋆	16	20	80–130	bipolar
Swisstom BB² ⋆	16	10–30	100	bipolar
Sheffield MK3.5⋆	8	25	multi up to 1600	bipolar
Goe MF II	16	13 typical	50	bipolar
GE Genesis	16 or 32	7.5 or 18	10	Trig
Sheffield Mk 3a ⋆	16	33	multi 9.6–1200	Interlaced
High-Speed EIT	32	<100	30	Tetrapolar
ACE1	32	<33.2	<200	bipolar