Skip to content

Forem

Maron Zhang

Independent RF/optical/high-speed test advisor in China. Helping engineers choose and source new & used instruments + selective lab tests via partner labs. Practical notes. https://maronlabs.com

Joined on Dec 11, 2025 https://maronlabs.com

Education

Electronics engineering background

Work

RF / optical / high-speed test & instrument advisor at Maron Labs (China)

Cover image for Same Spectrum Analyzer. Same Signal. Different Port. Power Is Off by 6 dB.

Jan 6

Same Spectrum Analyzer. Same Signal. Different Port. Power Is Off by 6 dB.

3 min read

Cover image for Spectrum Analyzer Noise Floor Suddenly Up by 10 dB? Don’t Blame the Front-End Yet

Dec 28 '25

Spectrum Analyzer Noise Floor Suddenly Up by 10 dB? Don’t Blame the Front-End Yet

#help #hardware #productivity

4 min read

Dec 21 '25

Stop Saying the Spectrum Analyzer Is “Inaccurate”: You’re Probably Not Measuring the Same “Power”

#rf #spectrum #ofdm

5 min read

Cover image for Why Your RF Power Readings Keep Drifting (and How I Usually Pin It Down)

Dec 18 '25

Why Your RF Power Readings Keep Drifting (and How I Usually Pin It Down)

#rf #test

6 min read

Cover image for Build an RF Test Bench on a Limited Budget (Starter / Growth / Advanced)

Dec 16 '25

Build an RF Test Bench on a Limited Budget (Starter / Growth / Advanced)

#rf #test #hardware #instrumentation

5 min read

Cover image for Things you should check before buying used RF test equipment

Dec 11 '25

Things you should check before buying used RF test equipment

#keysight #anritsu

8 min read

loading...