Description

Tektronix RSA518A

The Tektronix RSA518A is a high-performance real-time spectrum analyzer designed to address the complex needs of modern RF and wireless communications testing. As a part of the RSA500 series, the RSA 518A offers advanced capabilities that make it a crucial tool for engineers and technicians working in areas such as wireless communications, radar, electronic warfare, and more.

The RSA500 series was designed to deliver real-time spectrum analysis, specifically catering to the needs of spectrum managers, interference hunters, and network maintenance professionals. These individuals require precise tools to locate elusive interferers, maintain RF networks, and document their work. At the core of this system is a USB-based RF spectrum analyzer, capable of capturing 40 MHz of real-time bandwidth with exceptional fidelity, even in challenging environments.

Tektronix RSA 518A Key Features

9 kHz to 3.0/7.5/13.6/18.0 GHz frequency range covers a broad range of analysis needs
40 MHz acquisition bandwidth enables real time analysis for transient capture and vector analysis
High speed full-span sweeps (70 GHz/sec) for fast setup and discovery
Standard GPS/GLONASS/Beidou receiver for mapping
Optional tracking generator for gain/loss, antenna and cable measurements
DataVu-PC software enables multi-unit recording in variable bandwidths
Mil-Std 28800 Class 2 environmental, shock and vibration specifications for use in harsh conditions
Internal battery for extended field operations
SignalVu-PC software offers real time signal processing with DPX®
Spectrum/Spectrogram to minimize time spent on transient and interference hunting
EMC/EMI pre-compliance and troubleshooting – CISPR detectors, predefined standards, limit lines, easy accessory setup, ambient capture, failure analysis, and report generation
15 μsec minimum signal duration with 100% probability of intercept ensure you see problems first time, every time

Datasheet

specifications

Specification	Details
Frequency Range	9 kHz to 18.0 GHz
Real-Time Bandwidth	40 MHz
Sweep Speed	70 GHz/sec (RBW = 1 MHz), 60 GHz/sec (RBW = 100 kHz)
Reference Frequency Accuracy	±1 x 10⁻⁶ (Initial accuracy at Cal), ±3 x 10⁻⁶ (1 year typical)
Temperature Drift	±0.9 x 10⁻⁶ (-10 to 60 °C)
Maximum RF Input Level	+33 dBm (10 MHz to 18.0 GHz, RF Attn ≥ 20 dB)
RF Input Impedance	50 Ω
RF VSWR (RF Attn = 20 dB)	< 1.2 (10 MHz to 3 GHz), < 1.5 (>3 GHz to 7.5 GHz)
Amplitude Accuracy	±1.55 dB (13.6 GHz to 18.0 GHz)
Preamp Gain	25 dB at 15 GHz
Noise Figure (with Preamp On)	-161 dBm/Hz (typical)
Dynamic Range	70 dB spurious free
Input Attenuator	0 dB to 51 dB (1 dB steps)
External Reference Input	BNC, 50 Ω nominal
GPS/GLONASS/BeiDou	Standard, with ±0.025 ppm accuracy when locked
Maximum Safe Input Power	+20 dBm (RF input, RF Attn < 20 dB)
Sweep Time	0.192 sec/sweep (101 points) for TG
Operating Temperature	-10 °C to +55 °C
Dimensions	299.1 mm (W) x 271.3 mm (D) x 67.3 mm (H)
Weight	3.85 kg (with battery)

Tektronix RSA518A Real Time Spectrum Analyzer