The Rohde & Schwarz ZNB40 is a high-performance Vector Network Analyzer operating from 100 kHz to 40 GHz. Designed for demanding RF development and production environments, it features wide dynamic range, fast sweep speeds, outstanding temperature stability, and a modern 12.1" multi-touch touchscreen user interface.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | USB (Host & Device), LAN (Gigabit Ethernet), GPIB (optional), External Monitor (DVI-D / DisplayPort depending on HW), Trigger I/O, Reference I/O |
| Display | 12.1" WXGA color TFT touchscreen, 1280 × 800 resolution |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100 V to 240 V AC (±10%), 50 Hz to 60 Hz / 400 Hz, Max. 350 W (2-port) / 450 W (4-port) |
| Operating Temperature | +5 °C to +40 °C |
| Dimensions (W×H×D) | 461 mm × 240 mm × 351 mm |
| Weight | 16.2 kg (2-port configuration) |
Frequency & Stimulus
| Parameter | Value |
|---|---|
| Frequency range | 10 MHz to 40 GHz |
| Frequency resolution | 1 Hz |
| Frequency aging rate | < 1 × 10^-6 per year (standard); < 1 × 10^-7 per year (with precision OCXO R&S ZNB-B4) |
| Number of test ports | 2 or 4 (hardware option dependent) |
| Test port impedance | 50 Ω |
| Power resolution | 0.01 dB |
Receiver & Dynamic Range
| Parameter | Value |
|---|---|
| Maximum RF input level (damage level) | +27 dBm |
| Maximum DC input voltage | 30 V |
| Trace noise magnitude | < 0.005 dB RMS (at 10 kHz IF bandwidth) |
| Trace noise phase | < 0.05° RMS (at 10 kHz IF bandwidth) |
Measurement Speed & Settings
| Parameter | Value |
|---|---|
| Number of measurement points per sweep | 1 to 100,001 |
| IF bandwidth range | 1 Hz to 10 MHz |
| Averaging factors | 1 to 1,000,000 |
| Sweep types | Linear, logarithmic, segmented, power |
Measurement Capabilities & Calibration
| Parameter | Value |
|---|---|
| Measured parameters | S-parameters, wave quantities, ratios, impedance, admittance |
| Display formats | dB Mag, Phase, Group Delay, Smith Chart, Polar, SWR, Linear Mag, Real, Imaginary |
| Supported calibration types | TOSM (SOLT), TRL, LRL, TRM, TNA, UOSM |
| Electronic calibration (ECal) support | Yes (compatible with R&S ZN-Zxx calibration units) |
| Time domain analysis capability | Yes (with option R&S ZNB-K2) |
| Frequency offset measurements | Yes (with option R&S ZNB-K4) |
Hardware Interfaces & Connections
| Parameter | Value |
|---|---|
| Test port connector type | 2.92 mm, male (ruggedized) |
| External reference input frequency | 10 MHz |
| External reference input level | -3 dBm to +20 dBm (at 50 Ω) |
| Internal reference output frequency | 10 MHz |
| Internal reference output level | +9 dBm ±4 dB (into 50 Ω) |
| External trigger input level | TTL compatible (BNC female) |
| GPIB interface | Optional (R&S ZNB-B10) |
| LAN interface | RJ-45 (10/100/1000 Base-T) |
| USB ports | 4 × USB 2.0 (front), 4 × USB (rear, hardware version dependent) |
| External monitor output | DVI-D, DisplayPort (hardware version dependent) |
System & Storage
| Parameter | Value |
|---|---|
| Display type | 12.1" WXGA color TFT touchscreen |
| Display resolution | 1280 × 800 pixels |
| Internal data storage | SSD (Solid State Drive) |
| Data storage formats | .s1p, .s2p, .s3p, .s4p, .csv, .dat, .png, .bmp |
| Remote control command language | SCPI |
| Internal operating system | Windows (hardware version dependent) |
Physical, Environmental & Power
| Parameter | Value |
|---|---|
| Storage temperature range | -40 °C to +70 °C |
| Operating humidity range | Non-condensing, compliant with EN 60068-2-30 |
| Line voltage frequency | 50 Hz to 60 Hz / 400 Hz |
| Line voltage range | 100 V to 240 V AC (±10%) |
| Maximum power consumption | 450 W (2-port), 550 W (4-port) |
Display & User Interface
| Parameter | Value |
|---|---|
| Display size | 12.1 in (30.7 cm) |
Source Characteristics
| Parameter | Value |
|---|---|
| Harmonics | < -30 dBc (10 MHz to 100 MHz); < -35 dBc (100 MHz to 40 GHz) at -10 dBm |
Receiver Characteristics
| Parameter | Value |
|---|---|
| Receiver 1 dB compression point | > +10 dBm (typ. +13 dBm) at test port |
Measurement Capabilities
| Parameter | Value |
|---|---|
| Max. number of channels | 100 |
| Max. number of traces per channel | 100 |
| Max. number of diagrams | 100 |
Hardware Options
| Parameter | Value |
|---|---|
| Integrated bias tees (Option R&S ZNB-B1) | Max. 30 V, max. 250 mA (integrated as standard) |
| Precision frequency reference (Option R&S ZNB-B4) | Aging < 1 × 10^-9 per day, temperature drift < 1 × 10^-8 (option-dependent) |
| Direct generator/receiver access (Option R&S ZNB-B16) | Provides direct access to generator outputs and receiver inputs (option-dependent) |
Rear Panel Interfaces
| Parameter | Value |
|---|---|
| User port (Handler I/O) | 25-pin D-Sub female connector |
| External trigger output | BNC female, TTL-compatible |
Integrated Bias Tees
| Parameter | Value |
|---|---|
| Bias tee maximum voltage (Option R&S ZNB-B1) | 30 V (integrated as standard) |
| Bias tee maximum current (Option R&S ZNB-B1) | 250 mA (integrated as standard) |
Compliance
| Parameter | Value |
|---|---|
| LXI compliance | LXI Version 1.4 Class C |
Calibration
| Parameter | Value |
|---|---|
| Automatic calibration unit support | Supported (R&S ZN-Zxx series) |
Display
| Parameter | Value |
|---|---|
| Multi-touch touchscreen | Supported |
Options
| Parameter | Value |
|---|---|
| Removable hard disk option | Supported (Option R&S ZNB-B19) |
Software Options
| Parameter | Value |
|---|---|
| Distance-to-fault measurements | Supported (Option R&S ZNB-K3) |
| Frequency conversion measurements | Supported (Option R&S ZNB-K4) |
| Intermodulation measurements | Supported (Option R&S ZNB-K14) |
| Noise figure measurements | Supported (Option R&S ZNB-K30) |
| In-situ calibration | Supported (Option R&S ZNB-K210) |
Technology
Vector Network Analysis
Applications
RF and Microwave Component Characterization
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