Keysight (Agilent)
Keysight (Agilent) N5244B-423
4-Port, 40 GHz PNA-X Network Analyzer
10 MHz to 43.5 GHz Frequency Range
4 Number of Ports
Up to 123 dB Dynamic Range
-90 dBm to +13 dBm Output Power Range
0.004 dB RMS at 10 Hz IF bandwidth Trace Noise

| Attribute | Value |
|---|---|
| Frequency Range | 10 MHz to 43.5 GHz |
| Number of Ports | 4 |
| Dynamic Range | Up to 123 dB |
| Output Power Range | -90 dBm to +13 dBm |
| Trace Noise | 0.004 dB RMS at 10 Hz IF bandwidth |
| Test Port Connector Type | 2.92 mm (K) female |
| IF Bandwidth Range | 1 Hz to 15 MHz |
| Number of Points Per Sweep | 1 to 100,001 |
| Measurement Speed | Up to 42 µs per point (fast sweep mode) |
| Option Description | Option 423: 4-Port Configuration with 43.5 GHz frequency coverage |
Keysight Technologies N5244B-423 Options:
- N5244B-423 - H29 - Adds 26.5 GHz low-noise receivers for fully-corrected noise figure measurements of amplifiers, frequency converters, and mixers, utilizing source-correction technique (requires option 400, 419 and 423)
- N5244B-423 - 400 - 4-port standard test set (includes twelve front-panel access loops), power range, and an internal second source (Option 080 recommended)
- N5244B-423 - 419 - Adds 4-port extended power range, source and receiver attenuators, and bias-tees (requires Option 400)
- N5244B-423 - 423 - Adds an internal combiner and mechanical switches to the 4-port analyzer (requires Option 400, 419, and 080)
- N5244B-423 - 080 - Internal second source (recommended with Option 400)
- N5244B-423 - S93025A - Adds 4 pulse generators
- N5244B-423 - 021 - Adds pulse modulators
- N5244B-423 - 022 - Adds pulse modulators
| Model | N5244B-423 |
|---|
The Keysight (Agilent) N5244B-423 is a versatile 2/4-port PNA-X analyzer supporting up to 43.5 GHz with rugged 2.4 mm ports. Option 423 enhances power and bias‑tee capabilities with integrated attenuators and pulsed-RF support.
Dual-source system with internal combiner delivers excellent performance and dynamic range over 126 dB.
Testwall can supply the used Keysight (Agilent) N5244B-423, 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) N5244B-423.





