Keysight (Agilent)
Keysight (Agilent) N9020A-503 10 Hz to 3.6 GHz Spectrum Analyser (Signal Analyser)
10 Hz to 3.6 GHz Spectrum Analyser (Signal Analyser)
10 Hz to 3.6 GHz Frequency Range
-163 dBm/Hz (typical, preamp on) Displayed Average Noise Level (DANL)
-98 dBc/Hz at 10 kHz offset (1 GHz carrier, typical) Phase Noise
±0.19 dB (total amplitude accuracy, typical) Amplitude Accuracy
1 Hz to 3 MHz (10% steps), plus 4, 5, 6, 8 MHz Resolution Bandwidth (RBW)

| Attribute | Value |
|---|---|
| Frequency Range | 10 Hz to 3.6 GHz |
| Displayed Average Noise Level (DANL) | -163 dBm/Hz (typical, preamp on) |
| Phase Noise | -98 dBc/Hz at 10 kHz offset (1 GHz carrier, typical) |
| Amplitude Accuracy | ±0.19 dB (total amplitude accuracy, typical) |
| Resolution Bandwidth (RBW) | 1 Hz to 3 MHz (10% steps), plus 4, 5, 6, 8 MHz |
| Third-Order Intercept (TOI) | +20 dBm (typical, at 50 MHz) |
| Input Impedance | 50 Ohms |
| Maximum Input Power | +30 dBm (1 W) continuous, DC coupled |
| Real-Time Bandwidth | Up to 25 MHz (with optional real-time spectrum analysis capability) |
| Display | 10.4-inch XGA color display (1024 x 768 resolution) |
Keysight (Agilent) N9020A-503 10 Hz to 3.6 GHz Spectrum Analyser (Signal Analyser) Options:
- N9020A-503 - 503 - Frequency range 10 Hz to 3.6 GHz (DC coupled) / 10 MHz to 3.6 GHz (AC coupled)
- N9020A-503 - 508 - Frequency range 10 Hz to 8.4 GHz (DC coupled) / 10 MHz to 8.4 GHz (AC coupled)
- N9020A-503 - 513 - Frequency range 10 Hz to 13.6 GHz (DC coupled) / 10 MHz to 13.6 GHz (AC coupled)
- N9020A-503 - 526 - Frequency range 10 Hz to 26.5 GHz (DC coupled) / 10 MHz to 26.5 GHz (AC coupled)
- N9020A-503 - PFR - Precision Frequency Reference (improved aging rate ±1×10⁻⁷/year, improved temperature stability)
- N9020A-503 - EA3 - Electronic attenuator, 10 Hz to 3.6 GHz, 0 to 24 dB in 1 dB steps
- N9020A-503 - EMC - EMC bandwidth (CISPR and MIL STD 461E compliant bandwidths)
- N9020A-503 - EXM - External mixing port (SMA female, triplexed LO output, IF input, and mixer bias)
- N9020A-503 - BBA - Analog baseband IQ inputs (BNC female connectors for I, Q, I-Bar, Q-Bar, and Cal Out)
- N9020A-503 - B25 - 25 MHz analysis bandwidth (standard)
- N9020A-503 - B40 - 40 MHz analysis bandwidth
- N9020A-503 - B85 - 85 MHz analysis bandwidth
- N9020A-503 - B1A - 125 MHz analysis bandwidth
- N9020A-503 - B1X - 160 MHz analysis bandwidth
- N9020A-503 - P03 - Preamplifier, 100 kHz to 3.6 GHz
- N9020A-503 - P08 - Preamplifier, 100 kHz to 8.4 GHz
- N9020A-503 - P13 - Preamplifier, 100 kHz to 13.6 GHz
- N9020A-503 - P26 - Preamplifier, 100 kHz to 26.5 GHz
- N9020A-503 - MPB - Microwave preselector bypass
- N9020A-503 - NFE - Noise Floor Extension (installed as N9020A-NF2, instrument alignment based)
- N9020A-503 - CR3 - Wideband IF output
- N9020A-503 - CRP - Programmable IF output (10 to 75 MHz user selectable center frequency)
- N9020A-503 - DP2 - Digital processor upgrade (16-bit ADC resolution, 100 MSa/s sample rate)
- N9020A-503 - RT1 - Real-Time Spectrum Analyzer (RTSA), minimum detectable signal duration 11.42 ns with >60 dB StM ratio
- N9020A-503 - RT2 - Real-Time Spectrum Analyzer (RTSA), minimum detectable signal duration 5.0 ns with >60 dB StM ratio
- N9020A-503 - EP2 - Enhanced phase noise performance (ships standard on instruments with SN prefix ≥ MY/SG/US5233)
- N9020A-503 - YAS - Analog output option (used with N9063A analog demod application)
| Model | N9020A-503 |
|---|
The Keysight (Agilent) N9020A-503 is an entry-level spectrum analyser offering comprehensive capabilities across 10 Hz to 3.6 GHz. It features a standard 25 MHz demodulation bandwidth, exceptional amplitude precision, and a low noise floor for precise measurements.
Optimised for cellular, audio, and RF spectrum analysis, the N9020A-503 includes GPIB, LAN, and USB interfaces with a touchscreen GUI and fast sweep performance.
Testwall can supply the used Keysight (Agilent) N9020A-503, 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) N9020A-503.





