8 MEASUREMENTS

P.31

Hz

Figure 8.5

Output impedance vs. frequency @ 1 Amp RMS injected current (Ch1, Ch2)

equivalent 11 m+ 2,1 uH

(Measurements of a typical performance of a VORTEX 6)

-20

-30 -40 -50

-60 dB -70

-80 -90

-100 -110 -120

100u 200u 500u 1m 2m

5m 10 m 20m 50m 100m 200m 500m 1

2

5

 

Vrms

 

 

Figure 8.6

THD+N vs. input voltage @ 1 kHz, 4 (Ch1, Ch2)

(Measurements of a typical performance of a VORTEX 6)

USER MANUAL

VORTEX 6, 4, 2.6 and 200V

 

1000

 

 

 

 

 

 

 

 

 

800

 

 

 

 

 

 

 

 

factor

600

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

damping

400

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

200

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Hz

 

 

 

 

 

 

 

 

 

Figure 8.7

 

 

 

 

 

 

 

 

Damping factor into 8 (Ch1, Ch2)

 

 

 

 

equation: damping factor = loaded impedance / amplifier output impedance

 

 

 

(Measurements of a typical performanceof a VORTEX 6)

 

 

 

 

-20

 

 

 

 

 

 

 

 

 

 

-30

 

 

 

 

 

 

 

 

 

 

-40

 

 

 

 

 

 

 

 

 

 

-50

 

 

 

 

 

 

 

 

dB

-60

 

 

 

 

 

 

 

 

-70

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-80

 

 

 

 

 

 

 

 

 

 

-90

 

 

 

 

 

 

 

 

 

 

-100

 

 

 

 

 

 

 

 

 

 

-110

 

 

 

 

 

 

 

 

 

 

-120

50

100

200

500

1k

2k

5k

10k

 

 

20

Hz

Figure 8.8

THD+N vs. frequency (BW 22 kHz), 10 dB below clip, 4 (Ch1, Ch2)

(Measurements of a typical performance of a VORTEX 6)