Audio Spectrum Specifications; Table A-4: Accuracy And Flatness Specifications; Table A-5: General Audio Spectrum Specifications; Table A-6: Audio Spectrum Level Measurement Specifications - Tektronix VM700T User Manual

Appendix A: Audio Option Specifications

Table A-4: Accuracy and Flatness Specifications

Frequency Range
20–40 Hz
40 Hz–20 kHz
a
Level differences between channels is

Audio Spectrum Specifications

Table A-5: General Audio Spectrum Specifications

D Description
Display bandwidth
Frequency resolution
Cursor readout accuracy
Frequency
Amplitude
Frequency range for noise level
measurement
Signal/Noise ratio

Table A-6: Audio Spectrum Level Measurement Specifications

Frequency Range
188 Hz –20 kHz
A-4
a
Level Range
–20 dBu
–20 dBu to –50 dBu
50 dBu to –60 dBu
60 dBu to –70 dBu
–20 dBu
–20 dBu to –50 dBu
–50 dBu to –60 dBu
–60 dBu to –70 dBu
0.2 dB at levels of –50 dBu and greater.
Normal Res Mode
DC to 24 kHz
47 Hz
24 Hz
+ 0.5 / –1.0 dB
188 Hz to 20 kHz
> 85 dB ( at full scale)
> 70 dB ( for inputs > –20 dBu with appropriate range selection)
Level Range
–20 dBu
–20 dBu to –50 dBu
–50 dBu to –60 dBu
–60 dBu to –70 dBu
VM700T Option 40/41/42 Audio Measurements User Manual
Accuracy (Includes
Flatness)
+ 0.3 / –0.2 dB
+ 0.4 / –0.3 dB
+ 0.6 / –0.5 dB
1.0 dB
0.2 dB
0.3 dB
0.5 dB
1.0 dB
Specification
High Res Mode
Any 3 kHz within the display bandwidth
6 Hz
3 Hz
+ 0.5 / –1.0 dB
Selected 3 kHz window within the range of
24 Hz to 24 kHz
Accuracy
0.2 dB
0.3 dB
0.5 dB
1.0 dB
Flatness
+ 0.1 / –0.2 dB
+ 0.1 / –0.2 dB
+ 0.1 / –0.2 dB
+ 0.1 / –0.2 dB
0.1 dB
0.1 dB
0.1 dB
0.1 dB
Flatness
0.1 dB
0.1 dB
0.1 dB
0.1 dB