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Table 4 AED3 test results

From: Radiated radiofrequency immunity testing of automated external defibrillators - modifications of applicable standards are needed

Device designation

Type of interference observed

Field strength for worst-case failure (V/m)

Modulation

Frequency range of failure (MHz)

Device's behavior (Observations from user standpoint)

Notes

AED3

False negative

20

1 Hz pulsed (square wave)

40-44

Verbal warnings: "Check pads" always resulted in delayed analysis.

VF applied - check pads warning Distortion in recorded ECG

AED3

False negative

20

1 Hz pulsed (square wave)

30-80

Verbal warning from device:

"Press pads firmly to patient's bare skin"

Distortion in recorded ECG