Index
59
EEPROM, 18, 53
Electric shock, 7, 43
Electrode box, 2, 17, 34
buffer option, 3
Electrodes
bipolar configuration, 33
ECG, 55
independent pairs, 37
shared reference, 35, 36, 37
Electrode–skin junction, 35
Electrostatic discharge, 46,
52
EMG, 37
EMG recordings, 40
Equipment
digital voltmeter, 46
oscilloscope, 46
sinewave generator, 46
Evoked-response recording,
24
Exact unity gain, 38
External clamp box, 4
F
Facial recordings, 40
Farnell (electronic
component supplier), 17
FCC part 15 J Class B, iv, 7
Filters
DC rectification, 10, 25
digital, 10, 12, 25
mains frequency select, 51
mains notch, 12, 25, 46
response
Bessel, 10, 21, 56
Butterworth, 10, 21
Chebyshev, 56
Firmware upgrades, 18, 45
Firmware version, 18
Fixings
‘combo’ screws, 46
order of, 46, 52
rear-panel screws, 46
star washers, 52
Flammable anaesthetic
mixtures, NOT, v
Flash ROM, 18, 50
fli files, 45
Floating circuit, 43, 44
Fluff, 45
FPGA, 50
FPGA image, 18
Front panel (diagram), 19
Front-panel connections, 16
G
Gain accuracy, 26
Gain range, 25, 26
Graphic symbols, vi
H
Half-bridge transducers, 28
Hardware help desk, 48
Hysteresis, trigger input, 29
I
IEC 601-1, v, 7, 17, 32
IEC cable, 16
IEC Type B, vi
Impedance mismatch, 36
Inner can, 13, 32
Input
isolation amplifier, 9
medical isolation, 26
overload, 40
transducer, 28
transducer, 9
trigger, 29, 40
waveform, 12
Input buffer, 35, 37, 54
Input capacitance, 35, 37
Input clamp, 26, 40, 54
Input impedance, 35
main amplifier, 25
transducers, 28
trigger, 29
Input lead switching, 55
Input offset drift, 26
Input phase shift, 35
Input selections
clamped, 41
isolated, 41
non-isolated, 41
Input voltage, trigger, 29
Inputs, balanced, 35
Installation kit, 1
Interference (radio/TV), iv,
13, 16, 31
Isolated clamped input, 9
Isolated EEG (or ECG, &c)
input, 9
Isolation gap, 43
Isolation leakage, 26
Isolation voltage, 26
Isometric transducers, 28
L
Laptop PCs, 31
LED, Gate, 29
LED, Power, 5
LED, Trig, 29
LEDs, Overload, 25
Life support, iv
Live human subjects, 7, 43,
44, 54, 55
NOT, 28, 29
M
Magnetic stimulus, 40
Mains earth, 32, 43, 46
NOT, v, 33, 43
Mains live, 43
Mains neutral, 43
Mains plug, 16
Mains power, 1, 32
UK, 32, 43
Mains-frequency pickup, 35
Maintenance, 45
Mating plugs, 16, 17, 27
Monitor revision number, 45,
48
Multiple channel setup, 37
Multiple channels, 34, 35, 38
Multiple installations, 5, 13
N
Noise, 26, 38
Non-disclosure agreement,
51
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