Atec Agilent-U8903A - Manual (Page 11)

11
Specifications (continued)
Audio analyzer (continued)
THD + N and SINAD
Fundamental frequency range 10 Hz to 100 kHz
Display range –999.999 to 0 dB
Accuracy
< 20 kHz
< 100 kHz
± 0.5 dB
± 0.7 dB
Input voltage range < 1 μV to 140 V
rms
Residual distortion
(at 1 kHz, 1 V
rms
, 20 Hz to 20 kHz bandwidth) ≤ –101 dB
3 dB measurement bandwidth > 130 kHz
Detection RMS
Display resolution % up to 3 decimal places (dB up to 2 decimal places)
Signal to noise
Fundamental frequency range 10 Hz to 100 kHz
Display range –999.999 to 0 dB
Accuracy
< 20 kHz
< 100 kHz
± 0.5 dB
± 0.7 dB
Input voltage range < 1 μV to 140 V
rms
Residual distortion
(at 1 kHz, 1 V
rms
, 20 Hz to 20 kHz bandwidth) ≤ –101 dB
Triggering
Type Free run, external
Level 5 V
Minimum trigger high voltage 1.25 V
Maximum trigger low voltage 0.5 V
Input impedance > 50 kΩ
Amplitude
DC measurement range 0 to ± 200 V
DC accuracy ± 1%
AC accuracy (20 Hz to 100 kHz) ± 1% (at 23 °C ± 5 °C)
± 2% (from 0 °C to 55 °C)
AC level detection RMS, peak-to-peak, quasi peak
Over range 80% from the peak of the range value will trigger change to next lower range
Frequency
Range 10 Hz to 100 kHz
Minimum input 1 mV (S/N > 40 dB)
Accuracy 5 ppm
Resolution 6 digits