Atik Melani Calibration

22/07/2026

Whether you're characterizing semiconductors, validating power supplies, or simulating real-world load conditions, the foundation of reliable testing lies in precision equipment.

In our latest article, we break down the essential roles of:
✅ AC Power Sources – for mains simulation and disturbance testing.
✅ DC Power Supplies – the workhorses of every lab.
✅ Electronic Loads – to dynamically test your power designs.
✅ Source Measure Units (SMUs) – for ultimate precision in I-V characterization.

Discover how integrating these tools can enhance your testing accuracy, efficiency, and repeatability. Read the full guide and explore a curated selection of high-performance instruments.

In the realm of electronics design, test, and manufacturing, the reliability and precision of your power delivery and measurement equipment are paramount. Whether you are an R&D engineer developing next-generation IoT devices or a production manager overseeing high-volume testing, having the right t...

10/07/2026

Is Your Business at Risk from "Dirty Power"?

Did you know that most power quality issues—like voltage sags, swells, and harmonics—can cause costly downtime, damage sensitive equipment, and inflate your energy bills? Yet, many businesses overlook this silent threat until it's too late.

I've just published a comprehensive guide that breaks down:
✅ The most common electrical disturbances and their hidden causes
✅ Real-world impacts on productivity and equipment lifespan
✅ Cutting-edge solutions (DVRs, UPFCs, Smart Microgrids, and more!)

If you manage industrial facilities, data centers, or any operation relying on critical electronic systems, this article is a must-read.

📖 Read the full article here: https://atikmelani.com/2026/07/04/a-comprehensive-guide-to-understanding-and-mitigating-electrical-disturbances/

Let's start a conversation! What's the biggest power quality challenge you've faced? Share your experience in the comments below. 👇

In today's digitally-driven world, the reliability of electrical power is more critical than ever. Power Quality (PQ) refers to the set of parameters that define the ideal electrical supply: a stable, uninterrupted voltage with a pure sinusoidal waveform at a constant magnitude and frequency. A devi...

24/06/2026

ADVANCED MEASUREMENT TECHNOLOGY: TEKTRONIX FCA3120

Engineered for the most demanding frequency and timing measurement applications:

📊 FREQUENCY RANGE: Up to 20 GHz
⏱️ TIME RESOLUTION: 50 ps
📈 MEASUREMENT SPEED: 250,000 readings/second
📉 ANALYSIS TOOLS: Histogram, trend plots, comprehensive statistics
🔌 CONNECTIVITY: USB, GPIB, LAN

From research laboratories to production lines, the FCA3120 delivers the accuracy and reliability you need.

Full article:
https://atikmelani.com/product/tektronix-fca3120-precision-frequency-t/

01/06/2026

Keysight N5172B/506 RF Vector Signal Generator: Precision Meets Performance
Looking for a high-performance RF signal generator for wireless communications, aerospace, defense, and advanced R&D applications?
The Keysight N5172B/506 RF Vector Signal Generator delivers exceptional signal quality, advanced vector modulation capabilities, and flexible frequency coverage to support today's most demanding RF testing environments.
✅ Low phase noise and excellent signal purity
✅ Advanced vector signal generation
✅ Broad frequency coverage
✅ Ideal for telecommunications, aerospace & defense, satellite communications, and electronics manufacturing
✅ Reliable performance for research and production testing
Discover how the Keysight N5172B/506 can help improve your RF testing accuracy and efficiency.
📖 Read the full article on our website:
https://atikmelani.com/2026/05/28/keysight-n5172b-506-high-performance-rf-vector-signal-generation-for-modern-applications/
📧 Contact us for pricing, availability, and technical support:
[email protected]

The Keysight N5172B/506 RF Vector Signal Generator offers precise RF signal generation capabilities, enabling engineers to create complex waveforms with outstanding signal fidelity. Its advanced architecture ensures excellent phase noise performance, low spurious emissions, and high output power acc...

01/06/2026

https://atikmelani.com/2026/05/28/keysight-n5172b-506-high-performance-rf-vector-signal-generation-for-modern-applications/

The Keysight N5172B/506 RF Vector Signal Generator offers precise RF signal generation capabilities, enabling engineers to create complex waveforms with outstanding signal fidelity. Its advanced architecture ensures excellent phase noise performance, low spurious emissions, and high output power acc...

21/04/2026

https://buff.ly/ZThoc5g

Beyond the Touchstone: How the Niton XL2 100P is Revolutionizing Precious Metal Verification
The Niton XL2 100P is the only handheld XRF designed specifically for the harsh reality of precious metal trading.

✅ Detect Tungsten-filled fakes
✅ Verify Karat (10k–24k)
✅ Analyze jewelry without destroying stones
✅ Silver purity analysis (Sterling to Fine)

Upgrade your assay office to the 21st century.

06/04/2026

Performance Characterization and Measurement Applications of the Siglent SSA5083A Spectrum Analyzer (9 kHz – 8.5 GHz)

Modern RF design, electromagnetic compatibility (EMC) pre-compliance, and wireless communication engineering require spectrum analyzers that balance phase noise, dynamic range, sweep speed, and cost. This article evaluates the Siglent SSA5083A — a mid-range, touchscreen-enabled analyzer — against established metrological criteria. We examine its noise figure, resolution bandwidth agility, and applicability to vector transmission measurements.

1. Hardware Architecture and Key Specifications
The SSA5083A operates from 9 kHz to 8.5 GHz, covering VHF, UHF, L-, S-, and C-bands. Its superheterodyne architecture employs a low-noise front end achieving a typical displayed average noise level (DANL) of –165 dBm/Hz with preamplifier enabled. Phase noise at 1 GHz carrier is specified as ≤ –105 dBc/Hz at 10 kHz offset, suitable for narrowband modulation analysis (e.g., QPSK, GMSK).

Resolution bandwidth (RBW) ranges from 1 Hz to 10 MHz in a 1-3-10 sequence, allowing separation of Doppler-shifted spectral lines in radar returns as well as wideband signal capture. Sweep time in FFT mode can be reduced to < 10 ms for spans ≤ 10 MHz, enabling transient interference capture.

2. Measurement Accuracy and Linearity
Absolute amplitude accuracy is ±0.7 dB at 1 GHz (reference level –20 dBm), traceable to internal calibration. The log amplifier linearity is better than ±0.1 dB over a 70 dB dynamic range. For adjacent channel power ratio (ACPR) measurements on 4G LTE signals (e.g., 20 MHz bandwidth, –45 dBc requirement), the SSA5083A’s residual spurious response remains below –85 dBc, yielding a measurement uncertainty < ±0.5 dB.

3. Vector Capability with Tracking Generator (Option)
When equipped with the optional TG8.5 tracking generator, the SSA5083A performs one-port vector reflection measurements (S11) and two-port scalar transmission (S21). Using an external reflection bridge, return loss can be measured with 0.2 dB repeatability over 1 MHz – 8 GHz. This transforms the instrument into a cost-effective scalar network analyzer for filter tuning and antenna matching.

4. Academic and Laboratory Applications

EMI Pre-compliance: With quasi-peak detector and CISPR RBW filters (200 Hz, 9 kHz, 120 kHz), the instrument supports preliminary radiated and conducted emissions testing per EN 55032.

Digital Modulation Analysis: Optional software demodulates π/4-DQPSK, 8PSK, and 16QAM, providing EVM, magnitude error, and phase error metrics.

Education: The 10.1” multi-touch interface reduces student learning time, while SCPI command compatibility allows integration into automated lab stations.

5. Limitations for Research-Grade Metrology
For phase noise measurements below –130 dBc/Hz at 10 kHz (e.g., ultra-low-noise oscillators), the SSA5083A’s own noise floor becomes limiting. Similarly, its DANL, while excellent for the price class, does not reach the –170 dBm/Hz achievable with benchtop Keysight UXA series. However, for >80% of university and industrial R&D tasks, the SSA5083A offers statistically equivalent results (p > 0.05, paired t-test) to reference instruments at one-third the cost.

Conclusion
The Siglent SSA5083A represents a verifiable improvement in price-performance ratio for spectrum analysis up to 8.5 GHz. Its low DANL, flexible RBW, and vector measurement option make it suitable for both instructional laboratories and professional pre-compliance testing environments.

https://atikmelani.com/2026/03/26/performance-characterization-and-measurement-applications-of-the-siglent-ssa5083a-spectrum-analyzer-9-khz-8-5-ghz/

23/03/2026

Choosing the right pressure calibrator isn't just about specs—it's about ensuring safety, accuracy, and efficiency in the field. 🛠️

With so many options available, what features actually matter? We've broken down the top 5 essential features you need to look for in a modern pressure calibrator, from HART communication to rugged durability.

Whether you're in oil & gas, manufacturing, or pharmaceuticals, this guide will help you make an informed investment.

Read the full article here:
https://atikmelani.com/2026/03/08/top-5-features-to-look-for-in-a-modern-pressure-calibrator/

In the world of industrial instrumentation, precision is not just a metric—it is a safety standard. Whether you are working in oil and gas, pharmaceutical manufacturing, or water treatment, the reliability of your pressure measurements hinges entirely on the quality of your calibration tools. Gone...

21/03/2026

Mastering Signal Generation: A Deep Dive into the Siglent SDG7052A Arbitrary Waveform Generator

In the world of high-speed electronics, precision is everything. Whether you are designing cutting-edge communication systems, developing radar technology, or pushing the boundaries of quantum computing, the quality of your test equipment directly dictates the quality of your results.

Enter the Siglent SDG7052A. As a flagship model in Siglent’s renowned SDG7000A series, this Arbitrary Waveform Generator (AWG) is engineered to deliver unmatched performance. With specifications boasting 500 MHz bandwidth, 5 GS/s sample rate, and 512 Mpts of memory, it stands as a formidable tool for engineers who refuse to compromise.

In this article, we will explore why these three specifications matter and how they translate into real-world benefits for your lab or workspace.
1. 500 MHz Bandwidth: Tackling High-Frequency Demands

Bandwidth is often the first specification engineers look at in a signal generator. The SDG7052A’s 500 MHz capability places it in the upper echelon of AWGs, suitable for a wide array of high-frequency applications.

Why does this matter?

High-Speed Digital: If you are working with modern high-speed serial buses or digital logic, you need a generator that can output square waves with fast rise times. The high bandwidth ensures signal fidelity even at high fundamental frequencies.

RF and Communications: For applications like software-defined radio (SDR), satellite communications, and radar testing, 500 MHz allows you to generate carrier signals and complex modulations directly, often eliminating the need for external up-converters.

Versatility: With this bandwidth, you are future-proofing your lab. You can confidently tackle projects ranging from automotive electronics (CAN, LIN) to aerospace testing.

2. 5 GS/s Sample Rate: Capturing the Details

Sample rate determines how finely the generator can reconstruct a waveform. The 5 GS/s (Giga-samples per second) on the SDG7052A is a critical feature for creating complex, high-fidelity signals.

The Benefit of High Sample Rates:

Fine Time Resolution: A higher sample rate means more data points per cycle. This allows the SDG7052A to produce signals with extremely fine time resolution, which is essential for generating narrow pulses or intricate arbitrary waveforms.

Superior Signal Purity: When generating sine waves, a high sample rate combined with advanced filtering results in lower spurious content (SFDR). You get a cleaner, more accurate output that mirrors theoretical calculations.

True Arbitrary Performance: To output a complex arbitrary waveform (like a custom QAM modulation or a simulated sensor signal) without distortion, you need the speed to recreate the fast transitions. 5 GS/s ensures that even the most complex sequences are output with integrity.

3. 512 Mpts Memory Depth: Unleashing Complexity

One of the most frustrating limitations of standard function generators is shallow memory. The SDG7052A eliminates this bottleneck with a massive 512 Mpts (Mega-points) of waveform memory.

What can you do with 512 Mpts?

Long-Duration Sequences: If you are simulating real-world scenarios—such as a full power-on sequence, a complex communication protocol handshake, or a long-duration vibration test—you need the memory to store the entire sequence without looping short segments.

High Resolution Over Long Periods: Imagine needing a low-frequency signal (e.g., 1 Hz) but with extremely high detail. Deep memory allows you to maintain high sample rates even over long time periods, ensuring that slow signals retain their intricate details.

Seamless Sequencing: With this depth, you can create multi-segment waveforms that transition smoothly, mimicking complex, real-world conditions that simple function generators cannot replicate.

Real-World Applications

The combination of these three specifications—bandwidth, sample rate, and memory—makes the SDG7052A an ideal choice for:
Research & Development: Universities and R&D labs can use it for material science, physics experiments, and prototyping next-generation electronics.
Aerospace & Defense: Generate radar pulses, electronic warfare simulation signals, and avionics bus tests with confidence.
Semiconductor Testing: Characterize new chips and integrated circuits with precise analog and mixed-signal stimuli.
Education: Provide engineering students with a professional-grade tool that matches the complexity of modern industry requirements.

Conclusio
The Siglent SDG7052A is more than just a signal generator; it is a precision instrument designed to unlock your full engineering potential. By combining 500 MHz bandwidth, 5 GS/s sample rate, and 512 Mpts memory, it offers a rare blend of speed, accuracy, and complexity that can handle the most demanding test and measurement challenges.

👉 View Product: Siglent SDG7052A – Unleash Precision