Terzopoulos N, Hayatleh K, Hart B, Lidgey F J, McLeod C
School of Technology, Oxford Brookes University, Gypsy Lane Campus, Headington, UK.
Physiol Meas. 2005 Oct;26(5):N21-7. doi: 10.1088/0967-3334/26/5/N01. Epub 2005 Jul 15.
A novel drive circuit, useful for medical electronics, is capable of supplying a sample of human tissue, across which there should be zero direct voltage (dc), with a well-defined test current from a source having an output impedance exceeding 16 MOmega at 100 kHz.