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World’s Fastest Real-Time Spectrum Analysis? Aaronia’s RF Beast at Ham Radio 2025

World’s Fastest Real-Time Spectrum Analysis? Aaronia’s RF Beast at Ham Radio 2025

A deep dive into Aaronia’s triple-screen RTSA demo at Ham Radio 2025 — showcasing 3.2 THz/s sweep speed, AI signal classification, and field-ready spectrum analysis.

Jul 7, 2025Brown keys
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An AI Agent on the RF Bench: The Power Budget Is the Guardrail

An AI Agent on the RF Bench: The Power Budget Is the Guardrail

At EuMW 2026, Keysight showed an AI agent driving a source, asignal analyser and a ZX60-24A-S+ amplifier through a harmonics test.The key engineering content was a written power budget: −10...

Oct 15, 2026Brownkeys SignalByThomas
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Affordable RF Testing for Labs and Students: R&S FPC1500 + NGE103B Powering a Multi-Channel Demo

Affordable RF Testing for Labs and Students: R&S FPC1500 + NGE103B Powering a Multi-Channel Demo

This hands-on RF test bench demo combines the compact R&S FPC1500 spectrum analyzer and NGE103B power supply to measure, power, and monitor a multi-channel RF module — all in one...

Jul 22, 2025Brown keys
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One Oscilloscope. Four Domains. Why Modern Automotive Debugging Is a System Problem

One Oscilloscope. Four Domains. Why Modern Automotive Debugging Is a System Problem

At Embedded World 2026, one Tektronix demo captured why modern automotive debugging spans four domains: CAN bus, RF/wireless, EMI, and signal integrity — all from a single oscilloscope platform.

Apr 16, 2026Brownkeys SignalByThomas
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Measuring the Invisible: Isotropic EMF Measurement Up to 8 GHz and What WiFi 6E Changed

Measuring the Invisible: Isotropic EMF Measurement Up to 8 GHz and What WiFi 6E Changed

WiFi 6E opened the 6 GHz band. Most existing isotropic EMF measurement systems stopped just below it. The R&S TS-EMF with the new TSEMF-B2E antenna extends coverage to 8 GHz...

Apr 26, 2026Brownkeys SignalByThomas
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The Most Honest Line at EuMW 2026: An AI Agent’s Instruction File for Keysight ADS

The Most Honest Line at EuMW 2026: An AI Agent’s Instruction File for Keysight ADS

Keysight’s agentic AI demo built a 50 Ω thru in ADS from a chatrequest. The instruction file behind it admitted that an earlier draft usedAPI calls that do not exist,...

Oct 19, 2026Brownkeys SignalByThomas
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Aaronia AG at a Microwave Show: 3 THz/s Sweep Speed — World Record via USB, and What That Actually Means

Aaronia AG at a Microwave Show: 3 THz/s Sweep Speed — World Record via USB, and What That Actually Means

"World Record Sweep Speed via USB." That's what the red banner said on Aaronia's curved multi-panel display. 3 THz/s. 490 MHz RTBW. 40 FPS. Here's what those numbers mean in...

May 3, 2026Brownkeys SignalByThomas
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A Demo-Board S21 Is Not a Connector S21: Board-to-Board Coax Interconnects at 40 GHz

A Demo-Board S21 Is Not a Connector S21: Board-to-Board Coax Interconnects at 40 GHz

At EuMW 2026, Smiths Interconnect demonstrated EZiCoax spring-loaded board-to-board coax contacts on an Anritsu ShockLine USB VNA. The card quoted about −1 dB at 40 GHz, and the screen showed...

Oct 14, 2026Brownkeys SignalByThomas
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EMC & REGULATORY TESTING OF DUT WITH RADIO FUNCTIONALITY

EMC & REGULATORY TESTING OF DUT WITH RADIO FUNCTIONALITY

An AVM FRITZ!Box WiFi router as the device under test. An instrument rack worth six figures keeping its radio link alive while the EMC measurement runs. The R&S TS8996 solves...

Apr 26, 2026Brownkeys SignalByThomas
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High-Frequency Test Setup: R&S ZNL6 VNA + FSV3000 Spectrum Analyzer in Action

    High-Frequency Test Setup: R&S ZNL6 VNA + FSV3000 Spectrum Analyzer in Action

    A look at Rohde & Schwarz’s high-frequency test demo featuring the ZNL6 vector network analyzer and the FSV3000 signal and spectrum analyzer — a classic RF combo for S-parameter and...

    Jul 9, 2025Brown keys
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    When a Spectrum Analyzer Becomes a Surveillance System

    When a Spectrum Analyzer Becomes a Surveillance System

    At 26.5 GHz with GPS-synchronized direction finding, the FieldFox N9918D is no longer just a handheld analyzer. It's a node in a distributed RF sensing network. Here's what that means...

    Apr 20, 2026Brownkeys SignalByThomas
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    Keysight FieldFox at a Microwave Show: From 14 GHz Pulse Sequences to 94 GHz mmWave — What "Field Test" Actually Means

    Keysight FieldFox at a Microwave Show: From 14 GHz Pulse Sequences to 94 GHz mmWave — What "Field Test" Actually Means

    Two FieldFox analyzers, one table. One running 14 GHz pulse sequences for radar timing. The other capturing 94 GHz spectrum with a VDI mmWave extender and gold horn antenna. A...

    May 2, 2026Brownkeys SignalByThomas
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    LISN + EMI Receiver + a Light Bulb: The Conducted Emissions Test That Every Product Needs

    LISN + EMI Receiver + a Light Bulb: The Conducted Emissions Test That Every Product Needs

    Three things: a LISN, a light bulb, and an EMI receiver measuring from 9 kHz to 30 MHz. This is the conducted emissions test that every electrical product sold in...

    Apr 26, 2026Brownkeys SignalByThomas
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    Conversion Phase Needs an LO Reference: Reading a Vector Mixer Measurement at EuMW 2026

    Conversion Phase Needs an LO Reference: Reading a Vector Mixer Measurement at EuMW 2026

    At EuMW 2026, Anritsu showed scalar and vector mixer measurements on its four-port Tensor VNA. On the demo screen, a consistent phase slope gave about 3.6 ns of group delay,...

    Oct 14, 2026Brownkeys SignalByThomas
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    DC to 40 GHz in Real Time: What the TDEMI ULTRA Is Actually Claiming

    DC to 40 GHz in Real Time: What the TDEMI ULTRA Is Actually Claiming

    A table lamp as the device under test. A spectrum from DC to 40 GHz captured in real time. The Gauss Instruments TDEMI ULTRA Series isn't modest about what it...

    Apr 23, 2026Brownkeys SignalByThomas
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    EMV 2026: The Shift from EMI Receivers to Measurement Architectures

      EMV 2026: The Shift from EMI Receivers to Measurement Architectures

      EMV 2026 in Cologne once again confirmed its position as one of the most important events in the electromagnetic compatibility (EMC) field. Beyond product launches and live demonstrations, this year...

      Mar 26, 2026Brown keys
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