Cheap price use of digital IF (intermediate frequency) technology guarantees reliability and performance to meet the most demanding RF applications. Compared with traditional analog designs, the digital IF greatly reduces the complexity of the hardware, the system instability caused by channel aging, and the temperature sensitivity that can contribute to it.
High-accuracy network spectrum analyzer
Rich interface configuration for spectrum analyzers
SISCO spectrum analyzer is an instrument used to measure and analyze the frequency spectrum of electromagnetic signals. The frequency spectrum analyzer helps identify and quantify the frequency components, amplitude, and sources of interference in signals, assisting engineers in optimizing device performance and ensuring compliance with relevant standards, which is the ideal choice for RF R&D, design verification, manufacturing, education and training.
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Model | SISCO-SA-DSA815 |
Frequency range | 9 kHz~1.5 GHz |
Aging rate | <2 ppm/year |
Temperature drift | <2 ppm/year (20℃~30℃) |
Resolution bandwidth | 100 Hz~1 MHz in 1-3-10 steps |
Phase noise (typical) | -80 dBc/Hz@10kHz offset |
Full amplitude accuracy | <1.5 dB |
Displayed average noise level (DANL)Â | -155 dB (normalized to 100 Hz) |
Preamplifier | Standard |
Measurement range | 9 kHz~1.5 GHz, DANL to 20dBm |
Frequency resolution | 1 Hz |
Internal reference frequency | 10 MHz |
RBW accuracy | <5%, nominal value |
Shape factor | <5% nominal value (60dB: 3dB) |
Video bandwidth (-3dB) | 1-3-10 in 1Hz to 3MHz steps |
Max damage level | 30 dBm (1W) |
Detection method | Standard Positive peak, negative peak, sampling, RMS, voltage average, quasi-peak (with EMI option) |
Trace function | Erase write, Max hold, Min hold, average, view, close |
Scale unit | dBm, dBmV, dBuV, nV, mV, nW, uW, mW, W |
10 MHz reference input/output | √ |
Advanced measurement function | Optional |
Display | 8"TFT LCD, 800*480 resolution |
Interface | LAN, USB Host, USB Device, GPIB (optional) |
Weight | 4.25kg |
Dimensions | 361.6mm*178.8*128mm |
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Q1: What is a spectrum analyzer?
A1: A spectrum analyzer is an electronic instrument used to measure and display the amplitude of signals across a range of frequencies. It provides a visual representation of the frequency spectrum, showing the strength of signals at different frequencies. Spectrum analyzers are widely used in telecommunications, broadcasting, electronics design, and electromagnetic compatibility (EMC) testing to identify and analyze signals, detect interference, and ensure compliance with relevant standards.
Q2: What is spectrum analyzer resolution bandwidth?
A2: Resolution bandwidth (RBW) is a key parameter of a spectrum analyzer that defines the smallest frequency difference that can be resolved by the instrument. It determines the analyzer's ability to distinguish between two closely spaced signals. A narrower RBW allows for finer frequency resolution and better separation of closely spaced signals, but it also results in longer sweep times and lower signal-to-noise ratio. Conversely, a wider RBW provides faster measurements but with coarser frequency resolution.
Q3: Is a spectrum analyzer a device used for signal analysis?
A3: Yes, a spectrum analyzer is a device used for signal analysis. It measures and displays the frequency content of signals, allowing for the examination of signal characteristics such as amplitude, frequency, and noise levels. This analysis helps in identifying signal components, diagnosing issues related to interference and noise, and ensuring that signals meet specific criteria for performance and regulatory compliance. Spectrum analyzers are essential tools in various fields, including telecommunications, electronics, and EMC testing.
Tips: Is the resolution bandwidth of a spectrum analyzer adjustable?
The resolution bandwidth (RBW) of a spectrum analyzer is adjustable, enabling users to finely tune the analyzer's capability to resolve frequency components in signals. Narrow RBW settings provide high resolution for detailed analysis of closely spaced signals, essential for tasks like identifying interference sources or measuring harmonic content in communication signals. Conversely, wider RBW settings allow for faster sweeps across broader frequency ranges, beneficial for rapid spectrum surveys and monitoring applications where speed is prioritized over detailed resolution. This flexibility in RBW adjustment makes spectrum analyzers versatile tools suitable for a wide range of signal analysis tasks across various industries including telecommunications, electronics, and RF engineering.
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