The Rohde & Schwarz UPV is a high-precision audio analyzer designed for testing analog and digital audio interfaces. It provides comprehensive generator and analyzer functions in a single instrument, featuring outstanding measurement accuracy, low residual distortion, and versatile analysis capabilities including high-resolution FFT and intermodulation measurements.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | USB 2.0 (6 ports), LAN (10/100/1000 Base-T Ethernet), GPIB (IEEE-488.2), RS-232, VGA, DVI-D, Reference In/Out, Trigger In/Out |
| Display | 6.4-inch color TFT-LCD, VGA (640 x 480 pixels) |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100 V to 240 V AC (±10%), 50 Hz to 60 Hz / 400 Hz, maximum 150 VA |
| Operating Temperature | +5 °C to +45 °C |
| Dimensions (W×H×D) | 427 mm × 177 mm × 487 mm |
| Weight | 15.3 kg (base unit without options) |
Analog Generator
| Parameter | Value |
|---|---|
| Number of Channels | 2 |
| Connector Types | XLR (balanced), BNC (unbalanced) |
| Frequency Range | 0.1 Hz to 80 kHz |
| Frequency Accuracy | ±10 ppm |
| Frequency Resolution | 0.1 mHz |
| Maximum Output Voltage | 20 V RMS (balanced), 10 V RMS (unbalanced) |
| Output Impedance | 10 Ω, 200 Ω, 600 Ω (balanced); 5 Ω, 50 Ω, 600 Ω (unbalanced) |
| Amplitude Accuracy | ±0.05 dB at 1 kHz |
| Frequency Flatness | ±0.02 dB (20 Hz to 20 kHz, relative to 1 kHz) |
| Total Harmonic Distortion + Noise (THD+N) | ≤ -110 dB (typical -115 dB) at 1 kHz, 1.5 V to 10 V, 10 Hz to 22 kHz bandwidth |
| Spurious Signals | ≤ -120 dB (up to 20 kHz) |
| Crosstalk | ≤ -120 dB (up to 20 kHz) |
| Waveforms | Sine, Dual-Sine, Multi-Sine, Noise (White, Pink), Arbitrary (ARB), Square, Burst, Polarity |
Analog Analyzer
| Parameter | Value |
|---|---|
| Input Impedance | 200 kΩ (balanced), 100 kΩ (unbalanced), switchable to 150 Ω or 600 Ω |
| Maximum Input Voltage | 110 V RMS / 156 V peak |
| Input Coupling | AC, DC |
| Residual THD+N | ≤ -110 dB (typical -115 dB) at 1 kHz, 1 V to 20 V, 10 Hz to 22 kHz bandwidth |
| Noise Floor | ≤ -124 dBu (≤ 0.5 µV), A-weighted, input shorted |
| Common Mode Rejection Ratio (CMRR) | ≥ 100 dB (at 50/60 Hz), ≥ 86 dB (at 1 kHz) |
| Crosstalk (Channel-to-Channel) | ≤ -120 dB (up to 20 kHz) |
Digital Audio Interfaces
| Parameter | Value |
|---|---|
| Digital Formats | AES/EBU, S/PDIF (coaxial & optical) |
| Sampling Frequency Range | 30 kHz to 200 kHz |
| Sampling Frequency Accuracy | ±10 ppm |
| Input/Output Impedance | 110 Ω (balanced XLR), 75 Ω (unbalanced BNC) |
Measurement Functions & Processing
| Parameter | Value |
|---|---|
| Measurement Modes | RMS (with/without selective filter), Peak, Quasi-Peak, Average, Crest Factor |
| FFT Analysis Size | Up to 256k points |
| FFT Windowing Functions | Rectangular, Hann, Hamming, Blackman-Harris, Flat-Top, Kaiser-Bessel, Rife-Vincent |
| Weighting Filters | A-weighting, C-weighting, CCIR-1k weighted, CCIR unweighted, CCITT, C-message, IEC-651 |
| Intermodulation Distortion (IMD) Methods | MOD (DIN/IEC), DFD (IEC 60268-3), DIM (IEC 60268-3) |
| Wow and Flutter Standards | IEC, DIN, NAB, JIS |
System, Software & Control
| Parameter | Value |
|---|---|
| Internal Operating System | Windows |
| Control Interface | Front panel keypad, rotary knob, or external keyboard/mouse |
| Automation Programming Interfaces | SCPI command set, LabVIEW drivers |
| Data Export Formats | ASCII, CSV, XML, MAT (MATLAB) |
Connectivity & Expansion
| Parameter | Value |
|---|---|
| GPIB Interface | IEEE-488.2 compatible |
| LAN Port | RJ-45, 10/100/1000 Base-T Ethernet |
| USB Ports | 6 × USB 2.0 (4 on rear panel, 2 on front panel) |
| External Monitor Output | VGA (D-Sub 15) and DVI-D |
| Reference Clock Input/Output | 10 MHz (BNC, rear panel) |
| Trigger Input/Output | Trigger Input = BNC (rear panel) |
| Auxiliary Outputs | Analog monitor outputs = Headphone jack on front panel |
Environmental & Compliance
| Parameter | Value |
|---|---|
| Storage Temperature Range | -20 °C to +70 °C |
| Recommended Calibration Interval | 1 year |
| Safety Standards | IEC 61010-1, EN 61010-1 |
| EMC Compliance | EN 55011 Class A, EN 61326-1 |
Performance
| Parameter | Value |
|---|---|
| Analog-to-Digital Converter Resolution | 24-bit |
| Digital-to-Analog Converter Resolution | 24-bit |
Options
| Parameter | Value |
|---|---|
| Analog Bandwidth Extension Option (R&S UPV-B2) | Extends frequency range of analog generator to 185 kHz and analyzer to 250 kHz |
| Digital Audio Interface Option (R&S UPV-B1) | Adds AES/EBU and S/PDIF (coaxial and optical) digital interfaces |
| I2S Interface Option (R&S UPV-B4) | Enables digital audio measurements on chip-level I2S interfaces |
| Audio Switcher Option (R&S UPV-B41) | Supports connection of R&S UPZ audio switchers for multi-channel measurements |
Frequency
| Parameter | Value |
|---|---|
| Analog Generator Frequency Range (Standard) | 0.1 Hz to 80 kHz |
| Analog Generator Frequency Range (with R&S UPV-B2) | 0.1 Hz to 185 kHz (with R&S UPV-B2 Analog Bandwidth Extension option) |
| Analog Analyzer Frequency Range (with R&S UPV-B2) | DC to 250 kHz (with R&S UPV-B2 Analog Bandwidth Extension option) |
Software Options
| Parameter | Value |
|---|---|
| PESQ Measurement Option (R&S UPV-K1) | Enables PESQ ITU-T P.862/P.862.1 speech quality measurements |
| PEAQ Measurement Option (R&S UPV-K2) | Enables PEAQ ITU-R BS.1387 audio quality measurements |
| POLQA Measurement Option (R&S UPV-K12) | Enables POLQA ITU-T P.863 speech quality measurements |
| Hearing Aid Measurement Option (R&S UPV-K21) | Enables hearing aid acoustic measurements in accordance with IEC 60118 and ANSI S3.22 |
Technology
Audio Test & Measurement
Applications
Audio Device Characterization and Design Verification