Vendor: Uni-T
Type: Option
Price: 319.00

Why Choose the UTS3000-AMA Analog Demodulation Analysis Option?

The UNI-T UTS3000-AMA Analog Demodulation Analysis option is designed for engineers who demand precise, high-frequency signal analysis. With support for demodulation across an expanded frequency range up to 8.4 GHz, this option caters to cutting-edge applications in telecommunications, aerospace, and advanced RF system development. Its ability to measure AM, FM, and PM signals with unmatched accuracy ensures engineers can easily characterize complex modulated signals, optimize performance, and maintain compliance with industry standards. Built directly into the UNI-T UTS3000-series spectrum analyzers, this tool eliminates the need for external equipment, saving both lab space and project budgets.

For instance, a radar system engineer testing phase-modulated (PM) signals for a next-generation communication platform can rely on the UTS3000-AMA for quick and accurate measurements. Without this option, the process would require intricate setups to manually calculate phase deviation and modulation rate, using multiple instruments and risking data inconsistencies. With the AMA option, the engineer can instantly analyze phase deviations of up to 6.28 radians and modulation rates from 20 Hz to 100 kHz, achieving precise insights into signal behavior. This efficiency not only accelerates product development but also reduces costs associated with redundant testing and hardware, making it an essential investment for advanced RF applications.

UNI-T UTS3000-AMA Analog Demodulation Analysis Option

Demodulation

• Frequency Range (Spectrum Analyzer Model Dependent):
  • 2 MHz to 2.1 GHz
  • 2 MHz to 3.6 GHz
  • 2 MHz to 8.4 GHz
• Carrier Power Accuracy: ±2 dB
• Input Power: -30 dBm to +20 dBm (Automatic attenuation)
• Carrier Power Display Resolution: 0.01 dBm

AM Measurement

• Modulation Rate: 20 Hz to 100 kHz
• Accuracy:
  • 1 Hz (Nominal) for Modulation Rate < 1 kHz
  • < 0.1% Modulation Rate (Nominal) for Modulation Rate ≥ 1 kHz
• Depth: 5% to 95%
• Depth Accuracy: ±4% (Nominal)

FM Measurement

• Modulation Rate: 20 Hz to 100 kHz
• Accuracy:
  • 1 Hz (Nominal) for Modulation Rate < 1 kHz
  • < 0.1% Modulation Rate (Nominal) for Modulation Rate ≥ 1 kHz
• Frequency Offset: 1 kHz to 400 kHz
• Frequency Offset Accuracy: ±4% (Nominal)

PM Measurement

• Modulation Rate: 20 Hz to 100 kHz
• Accuracy:
  • 1 Hz (Nominal) for Modulation Rate < 1 kHz
  • < 0.1% Modulation Rate (Nominal) for Modulation Rate ≥ 1 kHz
• Phase Deviation: 0.2 to 6.28 rad
• Phase Deviation Accuracy: ±4% (Nominal)

Vendor: Uni-T
Type: Option
Price: 319.00

The Importance of a Tracking Generator

A tracking generator is an indispensable tool for engineers performing frequency response analysis on components like filters, amplifiers, and attenuators. By providing a signal source that synchronizes with the spectrum analyzer’s frequency sweep, it allows real-time measurement of how a device reacts across its operating range. This capability is essential in verifying the frequency-dependent behavior of components, ensuring performance consistency, and optimizing system designs. Tracking generators are especially valuable in RF and microwave engineering, where precision is critical to maintain signal integrity and efficiency.

For example, a communications engineer developing a bandpass filter for a 100 MHz radio system can use the UNI-T UTS3021B or UNI-T UTS3036B spectrum analyzer with a tracking generator starting at 10 MHz. The synchronized generator provides a signal sweep across the filter’s range, while the spectrum analyzer captures the output response. This method allows the engineer to pinpoint frequency characteristics, like passband performance and roll-off, and make adjustments quickly. The precision offered by features like a resolution of 0.5 dB and output flatness within ±3 dB makes the tracking generator an ideal solution for ensuring devices meet stringent design requirements.

UTS3000-TG Tracking Generator Specifications (UTS3000B Series)

• Frequency Range:
  • 10 MHz to 2.1 GHz (UTS3021B)
  • 10 MHz to 3.6 GHz (UTS3036B)
  • 100 kHz to 6 GHz (other models)
• Counter Resolution: 10 Hz
• Output Power Level:
  • Range: -40 dBm to 0 dBm
  • Resolution: 0.5 dB
• Output Flatness Relative to 50 MHz: ±3 dB
• Maximum Safe Reverse Input Level:
  • Average Total Power: 30 dBm
  • AC Coupling: ±50 V DC

Vendor: Uni-T
Type: Option
Price: 379.00

The UNI-T UTS3000B/T-AMK Advanced Measurement Kit option simplifies complex RF measurements for engineers working with the UNI-T UTS3000B/T series spectrum analyzers, which offer an extended frequency range of 9 kHz to 8.4 GHz. This option automates the calculation of critical metrics, including:

• Power Measurement:
  • Channel Power: Channel Power, Power Spectral Density
  • ACP (Adjacent Channel Power): Main Channel Power, Left Channel Power, Right Channel Power
  • Occupied Bandwidth: Occupied Bandwidth, Transmit Frequency Error
  • Time Domain Power: Zero Span Integrated Power
  • CNR (Carrier-to-Noise Ratio): C/N, Noise Power
• Non-Linear Measurement:
  • TOI (Third-Order Intercept): Measure third-order products from two tones
  • Harmonic Measurement: Max Harmonic Number 10
• Spectrum Monitor Measurement:
  • Spectrogram

Why Engineers Should Enable the Advanced Measurement Kit

The UTS3000B/T-AMK option is a valuable tool for engineers working on applications requiring precise RF analysis, particularly in advanced fields such as 5G, radar, and satellite communication systems. With its ability to automate time-consuming calculations like adjacent channel power (ACP) and transmit frequency error, it eliminates the need for manual measurement setups and external calculations, saving significant time and reducing the risk of human error. This functionality is especially crucial when working at higher frequencies where signal behavior becomes more complex. By enabling these automated measurements, the AMK option ensures faster development cycles, improved design accuracy, and quicker compliance with industry standards.

For example, consider a satellite communication engineer tasked with optimizing the spectral efficiency of a high-frequency transmitter operating at 8 GHz. Without the AMK option, calculating channel power and adjacent channel power would involve configuring the spectrum analyzer to manually measure power across specified bandwidths, exporting the data, and performing complex mathematical integrations. With the AMK option, these calculations are performed instantly with one touch, delivering precise results and freeing up time to focus on optimizing the transmitter's performance.

The Benefit of Measuring Adjacent Channel Power (ACP)

One of the most common yet challenging measurements in RF testing is Adjacent Channel Power (ACP), especially at high frequencies. Engineers must carefully measure the power in a defined channel and compare it to the power in adjacent channels to ensure signal integrity and compliance with spectrum regulations. The process often involves extensive setup, multiple measurement sweeps, and intricate manual calculations to determine power ratios with sufficient accuracy. The AMK option simplifies this process dramatically by automating the measurement of Main Channel Power, Left Channel Power, and Right Channel Power, along with their relative ratios. This not only speeds up the testing process but also ensures consistent, repeatable results, which is critical for applications like 5G base station design or satellite uplink testing, where precision is paramount.

Vendor: Uni-T
Type: Option
Price: 439.00

The Benefits of EMI Pre-Compliance Testing up to 8.4 GHz

With the growing adoption of wireless technologies operating in higher frequency ranges, the UNI-T UTS3000B/T-series spectrum analyzers, equipped with the UNI-T UTS3000-EMI analysis option, provide engineers with the tools needed to ensure EMI compliance up to 8.4 GHz. This capability is essential for designing modern RF devices, as it covers a wide range of regulatory requirements for consumer electronics, aerospace, and 5G communications. Pre-compliance testing allows engineers to detect and resolve potential EMI issues early in the design process, significantly reducing the risk of failing costly and time-consuming certification tests. With support for key standards such as CISPR, FCC, and MIL-461, the EMI analysis option ensures compliance with global regulations, helping engineers bring their products to market faster.

For example, a communications engineer designing a high-frequency 5G base station would benefit from the UNI-T UTS3000B/T's ability to perform EMI scans at up to 8.4 GHz. Without this tool, they would need to rely on external test labs to identify electromagnetic interference issues, delaying development and increasing costs. By using the EMI option, the engineer can conduct scans in-house, analyze emissions with precision using Quasi Peak or EMI Average detectors, and instantly generate compliance reports. This proactive approach not only saves time and money but also enhances the overall design process by enabling iterative testing and refinement in a controlled environment.

EMI Analysis Option for the UTS3000B/T Series Spectrum Analyzers

EMI Resolution Bandwidth

• Resolution Bandwidth (-6dB): 200 Hz, 9 kHz, 120 kHz, 1 MHz
• Resolution Bandwidth Precision: < 5% (Nominal)

EMI Detector

• Types: Peak, Negative Peak, Quasi Peak, EMI Average, Average

EMI Main Functions

• Standards Supported: CISPR
• View Options: Scan table, Meter, Signal table
• Meter Control and Average Settings
• Compliance Limits: AS-NZS, BellCore, DEF-STAN, DO-160, EN, FCC, GB9254, MIL-461, VCCI, and Custom
• Table Settings: Signal table settings, Scan table settings
• Scan Sequences:
  • Scan
  • Search
  • Scan-Search-Meas
  • Scan-Search
  • Search-Meas
  • Measure
• Signal Detector
• Output Reports