Keysight (Agilent) E4408B

| Attribute | Value |
|---|---|
| Frequency Range | 9 kHz to 26.5 GHz |
| Displayed Average Noise Level (DANL) | -152 dBm (with preamplifier enabled) |
| Phase Noise | -108 dBc/Hz at 10 kHz offset (1 GHz carrier) |
| Amplitude Accuracy | ±0.38 dB total amplitude accuracy |
| Resolution Bandwidth (RBW) | 1 Hz to 8 MHz in 10% steps |
| Dynamic Range | Up to 78 dB third-order intermodulation dynamic range |
| Input Impedance | 50 Ohms nominal |
| Maximum Input Power | +30 dBm (1 W) without damage |
| Display | 10.4-inch color LCD with 640 x 480 resolution |
| Sweep Time | 1 ms to 4000 s (span greater than 0 Hz) |
Keysight Technologies E4408B Options:
- E4408B - BAS - Basic Analyzer Express Configuration
- E4408B - 1DP - 75 Ω Input, 1 MHz - 1.5 GHz
- E4408B - UKB - Low Frequency Extension, 100 Hz - 26.5 GHz
- E4408B - AYZ - External Mixing, Add 18 GHz - 325 GHz
- E4408B - 1D5 - High Stability Frequency Reference
- E4408B - 1DR - Digital Resolution Bandwidth Filter (adds narrow RBWs down to 1 Hz)
- E4408B - 120 - Enhanced Wide Offset Phase Noise and ACPR Dynamic Range
- E4408B - 1DN - Tracking Generator, 50 Ω, 9 kHz to 3.0 GHz
- E4408B - 1DQ - Tracking Generator, 75 Ω
- E4408B - 1D6 - Gated Sweep
- E4408B - AYQ - Quasi-Peak Detector with FM Demodulation
- E4408B - AYX - Fast Time Domain Sweeps (50 ns minimum sweep time)
- E4408B - B7D - Communications Test Analyzer (25 ns minimum sweep time)
- E4408B - B7E - Communications Test Analyzer with RF Burst Trigger
- E4408B - B7B - TV Trigger
- E4408B - 1DS - RF Preamplifier
- E4408B - BAA - Hz Marker Units
- E4408B - BAB - 50 Ω APC 3.5 Input Connector
- E4408B - A4H - GPIB Interface and Parallel Printer Port
- E4408B - 1AX - Serial (RS-232) and Parallel Printer Interface
- E4408B - A4J - IF, Sweep and Video Output Ports
- E4408B - 060 - CISPR Class B EMI Compliance
- E4408B - B72 - Additional Internal Memory (8 MB)
| Model | E4408B |
|---|
The Keysight (Agilent) E4408B ESA-E Series Spectrum Analyzer is designed for economical and efficient performance, offering 1.1 dB overall amplitude accuracy, 100 Hz to 5 MHz resolution bandwidth (RBW), and +7.5 dBm third-order intercept (TOI). It supports a narrow RBW with an optional 300 Hz range and enables accurate measurements after a quick 5-minute warm-up.
Ideal for cost-sensitive test setups, this analyzer includes Agilent's PowerSuite one-button measurements, 50-ohm tracking generator, and compatibility with 8590 series code. The rugged build and snap-on battery make it suited for both bench-top and mobile testing environments.
Testwall can supply the used Keysight (Agilent) E4408B, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Keysight (Agilent) E4408B.





