GW instek GSP-9300 频谱分析仪（9khz~3Ghz）
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- Frequency Range: 9kHz ~ 3GHz
- High Frequency Stability: 0.025ppm
- 3dB RBW: 1Hz ~ 1MHz
- 6dB EMI Filter: 200Hz, 9kHz, 120kHz, 1MHz
- Phase Noise: -88dBc/Hz @1GHz, 10kHz Offset
- Built-in Measurement Functions: 2FSK Analysis, AM/FM/ASK/FSK Demodulation & Analysis, EMC Pre-test, P1dB point, Harmonic, Channel Power, N-dB bandwidth, OCBW, ACPR, SEM, TOI, CNR, CTB, CSO, Noise Marker, Frequency Counter, Time Domain Power, Gated Sweep
- Built-in Spectrogram and Topographic Display Modes
- 886MHz IF Output for User’s Extended Applications
- Remote Control Interface: LAN, USB, RS-232, GPIB (Optional)
- Built-in Preamplifier, 50dB Attenuator, and Sequence Function
- Optional 6GHz Power Sensor, Tracking Generator, Battery Back
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Frequency
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Frequency
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Range
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9 kHz to 3.0 GHz
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Resolution
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1 Hz
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Frequency Reference
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Accuracy
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±[(period since last adjustment X aging rate) + stability over temperature + supply voltage stability
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Aging Rate
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±2 ppm max.
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1 year after last adjustment
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Frequency Stability over Temperature
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±0.025 ppm
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0 to 50 °C
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Supply Voltage Stability
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±0.02 ppm
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Frequency Readout Accuracy
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Start, Stop, Center, Marker
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±(marker frequency indication X frequency reference accuracy + 10% x RBW + frequency resolution1)
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Sweep points
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601
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Span >= 100 Hz
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6 to 601
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Span = 0 Hz
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Marker Frequency Counter
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Resolution
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1 Hz, 10 Hz, 100 Hz, 1 kHz
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Accuracy
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±(marker frequency indication X frequency reference accuracy + counter resolution)
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RBW/Span >=0.02 ;
Mkr level to DNL>30 dB
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Frequency Span
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Range
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0 Hz (zero span), 100 Hz to 3 GHz
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Resolution
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1 Hz
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Accuracy
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± frequency resolution1
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Phase Noise
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Offset from Carrier
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Fc =1 GHz; RBW = 1 kHz, VBW = 10 Hz;Average ≥ 40
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10 kHz
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<-88 dBc/Hz
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Typical2
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100 kHz
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<-95 dBc/Hz
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Typical
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1 MHz
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<-113 dBc/Hz
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Typical
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Resolution Bandwidth (RBW) Filter
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Filter Bandwidth
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1 Hz to 1 MHz in 1-3-10 sequence
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-3dB bandwidth
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200 Hz, 9 kHz, 120 kHz, 1 MHz
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-6dB bandwidth
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Accuracy
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± 8%, RBW = 1 MHz
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Nominal3
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± 5%, RBW < 1 MHz
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Nominal
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Shape Factor
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< 4.5:1
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Normal Bandwidth ratio: -60dB:-3dB
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Video Bandwidth (VBW) Filter
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Filter Bandwidth
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1 Hz to 1 MHz in 1-3-10 sequence
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-3dB bandwidth
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[1] Frequency Resolution = Span/(Sweep points - 1)
[2] Typical specifications in this datasheet mean that the performance can be exhibited in 80% of the units with a 95% confidence level over the temperature range 20 to 30 °C. They are not covered by the product warranty.
[3] Nominal values indicate expected performance. They are not covered by the product warranty.
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Amplitude
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Amplitude Range
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Measurement Range
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100 kHz to 1 MHz
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Displayed Average Noise Level (DANL) to 18 dBm
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1 MHz to 10 MHz
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DANL to 21 dBm
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10 MHz to 3 GHz
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DANL to 30 dBm
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Attenuator
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Input Attenuator Range
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0 to 50 dB, in 1 dB step
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Auto or manual setup
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Maximum Safe Input Level
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Average Total Power
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<= 33 dBm
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Input attenuator
≥10 dB |
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DC Voltage
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± 50 V
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1 dB Gain Compression
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Total Power at 1st Mixer
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> 0 dBm
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Typical;Fc ≥50 MHz; preamp. off
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Total Power at the Preamp
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> -22 dBm
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Typical;Fc ≥50 MHz; preamp. on
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mixer power level (dBm)= input power (dBm)-attenuation (dB)
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Displayed Average Noise Level (DANL)4
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Preamp off
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0 dB attenuation; RF Input is terminated with a 50 Ohm load. RBW 10 Hz; VBW 10 Hz; span 500 Hz; reference level = -60dBm; trace average ≥ 40
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9 kHz to 100 kHz
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< -93 dBm,
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Nominal
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100 kHz to 1 MHz
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< -90 dBm - 3 x (f/100 kHz) dB
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1 MHz to 10 MHz
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< -122 dBm
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10 MHz to 3 GHz
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< -122 dBm
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Preamp on
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0 dB attenuation; RF Input is terminated with a 50 Ohm load. RBW 10 Hz; VBW 10Hz; span 500 Hz; reference level = -60dBm; trace average ≥ 40
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100 kHz to 1 MHz
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< -108 dBm - 3 x (f/100 kHz) dB
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Nominal
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1 MHz to 10 MHz
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< -142 dBm
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10 MHz to 3 GHz
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< -142 dBm + 3 x (f/1 GHz) dB
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[4] DANL spec shall exclude the Spurious Response
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Level Display Range
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Scales
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Log, Linear
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Units
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dBm, dBmV, dBuV, V, W
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Marker Level Readout
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0.01 dB
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Log scale
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0.01 % of reference level
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Linear scale
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Level Display Modes
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Trace, Topographic, Spectrogram
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Single / split Windows
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Number of Traces
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