Category Archives: The Signal Path

TSP #90 – Tutorial, Experiments & Teardown of a 77GHz Automotive FMCW Radar Module

In this episode Shahriar explores the principle operation of automotive FMCW radars. Thanks to a donated automotive radar module, various components of the system can be examined and explored. The PCB reveals three die-on-PCB ASICs responsible for generating and receiving 77GHz FMCW signals coupled to a 2D array of antennas. Continue reading TSP #90 – Tutorial, Experiments & Teardown of a 77GHz Automotive FMCW Radar Module

TSP # 89 – Tektronix RSA607A Real-Time Spectrum Analyzer Review, Teardown & Experiments

In this episode Shahriar reviews the Tektronix RSA607A real-time spectrum analyzer which operates from 9kHz to 7.5GHz. The instrument has a 40MHz wide analysis window with a DANL of -160dBm. The built-in tracking generator is capable of measuring return loss, cable loss and DTF measurements without a need for an Continue reading TSP # 89 – Tektronix RSA607A Real-Time Spectrum Analyzer Review, Teardown & Experiments

TSP #88 – Deepace KC901V 6.8GHz Handheld Network Analyzer Review, Teardown & Experiments

In this episode Shahriar reviews the Deepace KC901V 6.8GHz handheld network analyzer. This battery-powered instrument is an RF multi-instrument integrating VNA, spectrum analyzer, field strength meter, and a low-frequency signal generator. It can also perform signal port vector measurement and 2-ports simple vector network analyzing (S11, S21). The review is Continue reading TSP #88 – Deepace KC901V 6.8GHz Handheld Network Analyzer Review, Teardown & Experiments

TSP #86 – Keysight MXA Revision-B Signal Analyzer / Spectrum Analyzer Review, Analysis & Experiments

In this episode Shahriar reviews the long awaited Keysight MXA Signal Analyzer (N9020B). The new X-Series Spectrum Analyzers from Keysight offer an entirely re-designed GUI interface which supports multiple tabs as well as multi-touch interaction. The review is organized as follows:

1:07 – Model comparison and overview of x-series Continue reading TSP #86 – Keysight MXA Revision-B Signal Analyzer / Spectrum Analyzer Review, Analysis & Experiments

TSP Short #8 – Teardown & Repair of a BK Precision 879B Handheld LCR Meter

In this short episode Shahriar repairs a more affordable instrument! This BK Precision LCR meter does not power up despite looking almost new. The teardown of the unit reveals several damaged components. Without any schematic and obscure part numbers some circuit configurations have to be reverse engineered. One of the Continue reading TSP Short #8 – Teardown & Repair of a BK Precision 879B Handheld LCR Meter