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Charité – Universitätsmedizin Berlin

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Technical – Green IT

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Aims

Measurement of power consumption of devices
Measurement of noise emission sound distribution

Material

Quality slide - 40x (Tissue area: 2,6153 cm²)

Acoustic Camera

Acoustic Camera

phased array of 48 microphones
fine spectral and time resolution (down to 10 µs)

Energy Meter

in-socket device
±1%, ±1W typical

General Conditions

All participants had to scan the same slides – no separate scanning
Scanning system only (without computer and monitor)
Measuring in parallel

Evaluation

Determination of energy / tissue area
Wmin, Wmax, Wh/scan
Avg. acoustic pressure (d = 0.75m, t = 50s )