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Keysight (Agilent)

Keysight (Agilent) N9000A (503)

9kHz to 3GHz Spectrum Analyser
9 kHz to 3 GHz Frequency Range
-153 dBm (typical, 1 Hz RBW, preamp on) Displayed Average Noise Level (DANL)
-98 dBc/Hz at 10 kHz offset (typical, 1 GHz carrier) Phase Noise
±0.5 dB (typical) Amplitude Accuracy
1 Hz to 3 MHz Resolution Bandwidth (RBW)
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Attribute Value
Frequency Range 9 kHz to 3 GHz
Displayed Average Noise Level (DANL) -153 dBm (typical, 1 Hz RBW, preamp on)
Phase Noise -98 dBc/Hz at 10 kHz offset (typical, 1 GHz carrier)
Amplitude Accuracy ±0.5 dB (typical)
Resolution Bandwidth (RBW) 1 Hz to 3 MHz
Third-Order Intercept (TOI) +15 dBm (typical)
Input Attenuator Range 0 to 70 dB (in 2 dB steps)
Display 10.4-inch color LCD (800 x 600 resolution)
Sweep Time 1 ms to 4000 s (span dependent)
Connectivity / Interfaces USB, LAN (LXI), GPIB (optional)
Keysight (Agilent) N9000A (503) Options:
  • N9000A - 503 - 9 kHz to 3.0 GHz frequency range (RF)
  • N9000A - 507 - 9 kHz to 7.5 GHz frequency range (RF)
  • N9000A - 513 - 9 kHz to 13.6 GHz frequency range (MW)
  • N9000A - 526 - 9 kHz to 26.5 GHz frequency range (MW)
  • N9000A - PFR - Precision frequency reference
  • N9000A - FSA - Fine step attenuator (2 dB steps)
  • N9000A - P03 - Preamplifier, 100 kHz to 3.0 GHz
  • N9000A - P07 - Preamplifier, 100 kHz to 7.5 GHz
  • N9000A - P13 - Preamplifier, 100 kHz to 13.6 GHz
  • N9000A - P26 - Preamplifier, 100 kHz to 26.5 GHz
  • N9000A - T03 - Tracking generator, 9 kHz to 3 GHz
  • N9000A - T06 - Tracking generator, 9 kHz to 6 GHz
  • N9000A - C75 - 75 Ω input, 1 MHz to 1.5 GHz
  • N9000A - B25 - 25 MHz analysis bandwidth
  • N9000A - CR3 - Wideband IF output
  • N9000A - EMC - EMI bandwidths (CISPR and MIL STD 461E compliant)
Calibration Form Keysight (Agilent) N9000A (503)

Repair Form Keysight (Agilent) N9000A (503)
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ModelN9000A

The Keysight (Agilent) N9000A-503 is a versatile signal analyzer with a frequency range from 9 kHz to 3.6 GHz and analysis bandwidth up to 25 MHz. Designed for cost-effective RF analysis, it features a simplified user interface, demodulation apps like AM/FM and ASK/FSK, and excellent sensitivity with a DANL of -163 dBm/Hz (typical with preamp). It offers front panel and remote control, supporting SCPI and LXI compatibility.

Perfect for RF education, maintenance, and basic design validation, the N9000A-503 provides fast, reliable measurements with lightweight portability and intuitive operation.

Testwall can supply the used Keysight (Agilent) N9000A-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) N9000A-503.

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