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RF Power Meter – Part 2 (Hardware)

Hardware Description and Schematics The main RF Power IC is the Linear Technologies LT5538 Power Detector and the Nordic Semiconductor nRF51822 Bluetooth SOC module. Linear Technologies LT5538 The Nordic Semiconductor nRF51822 SOC module or more affectionately the RFduino RFD22301 is used as the microcontroller and Bluetooth LE module. The RF power detector module is a […]

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RF Power Meter- Part 1 (Introduction)

Introduction This is a multi-part series on the RF power meter I developed for insertion loss testing.  While this series will get into the details this article starts with the why.  In future articles, we’ll cover the hardware, schematics, battery options, Bluetooth contamination of measurements, calibration and mobile software. The What and Why Insertion loss […]

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Bench Power Strip with Voltage and Current Meter

While I love my Rigol DP832, there are times when the project I have on the bench outstrips the Rigol’s ability to deliver the required current.  Enter a simple linear power supply and a custom bench mounted power strip. I have had a couple of 13.8 VDC linear power supplies from Sinclabs sitting around the […]

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Welcome

My name is Jef Brink, welcome to my blog. If you want to know more about me click here. If you want to contact me, send an email to jbrink@sigmaiq.ca. This blog will focus on my interests in electronics, RF, RV’s, camping, equipment reviews and anything else I find interesting.

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