Rohde & Schwarz ZNH4 Vector Network Analyzer, Handheld, 2 Port, Type N, 30kHz - 4GHz, ZN-H Series
Part #20001440
Condition:New
MFG #ZNH4
Rohde & Schwarz ZNH4 Vector Network Analyzer, Handheld, 2 Port, Type N, 30kHz - 4GHz, ZN-H Series
Part #20001440
Condition:New
MFG #ZNH4
- Description
- Attributes
- Documents
Rohde & Schwarz ZNH4 - Handheld Vector Network Analyzer
The R&S ZNH4 is a compact, rugged, and precise handheld vector network analyzer designed for RF engineers who need reliable measurements up to 4 GHz. It combines portability with lab-grade performance, offering full two-port S-parameter testing, one-port cable and antenna measurements, and a wide range of optional upgrades—all in a lightweight 3.1 kg package.
Key Facts (ZNH4):
Frequency Range: 30 kHz to 4 GHz
Ports: 2 (Type N connectors)
Dynamic Range: Up to 100 dB (typ.) for filter and antenna isolation measurements
Trace Noise: Magnitude (RMS) ~0.0015 dB, Phase (RMS) ~0.02°
Weight: 3.1 kg with battery
Display: 7" capacitive touchscreen (800×480 WVGA), supports smartphone-like gestures
Housing: Ruggedized, IP51 protection for indoor/outdoor use
Battery Life: 4 hours with 72–74.5 Wh lithium-ion battery
Model | Frequency Range | Dynamic Range (typ.) | Ports | Connectors |
|---|---|---|---|---|
ZNH4 | 30 kHz – 4 GHz | Up to 100 dB | 2 | n |
ZNH8 | 30 kHz – 8 GHz | Up to 100 dB | 2 | n |
ZNH18 | 30 kHz – 18 GHz | Up to 100 dB | 2 | n |
ZNH26 | 30 kHz – 26.5 GHz | Up to 100 dB | 2 | PC 3.5mm, male |
Advanced Architecture
Four-receiver design (two references + two test receivers) enables advanced calibration methods:
Unknown Through, Open, Short, Match (UOSM)
TRL calibration for coaxial and waveguide DUTs
Built-in receiver step attenuator improves input power range linearity and protects against overload.
Why Choose the R&S ZNH4?
Portable powerhouse: Lightweight yet capable of lab-grade precision.
Field-ready: Rugged housing, glove-friendly keypad, and remote control via Android/iOS apps.
Scalable: Transparent option ordering with no cross-dependencies.
Efficient: Fast boot time, wizard-guided measurements, and flexible calibration sequences
In The Box:
ZNH4 Handheld Vector Network Analyzer
Lithium-ion battery pack
USB cable
AC power supply with country specific adapters for EU, GB, US, AUS, CH
Getting started manual
Side strap
Frequently Asked Questions (FAQ) – R&S ZNH4
1. What measurements can the ZNH4 perform out of the box?
It supports one-port cable and antenna measurements, cable loss, distance-to-fault (DTF), and full two-port S-parameter measurements (S11, S21, S12, S22).
2. Can I upgrade the analyzer later?
Yes. Options such as pulse measurement, vector voltmeter, time domain analysis, and mixed-mode S-parameters can be added via software keycodes, no hardware changes required.
3. How rugged is the device?
The R&S ZNH4 features an IP51-rated housing, making it suitable for both indoor and outdoor environments.
4. How is it operated?
Through a 7" capacitive touchscreen with smartphone-like gestures or via the keypad. Remote control is also possible using Android/iOS apps.
5. What’s the battery life?
Approximately 4 hours of continuous operation.