GW Instek GOS-6112 Oscilloscope repaired after a power surge My GOS-6112 went kaput due to a power surge. But how? I plugged the scope to a lose socket while the power switch was pushed ON. It must have generated some...
Month: August 2021
Tech-blog
Cloud function to test HTTP POST request with JSON document
Postman Screenshot I had to write a cloud function to send some JSON data (nested arrays) to a Google Cloud Platform HTTP endpoint and record the response. I am not a web/software developer so had to do quite some work...
Tech-blog
4G Data rates compared
SLT 4G & Mobitel 4G Datarates compared I compared the up/downlink data rates for Mobitel 4G and SLT 4G after they merged. Location: Ganewatta, Kurunegala. I used Ookla Speedtest app on mobile for this comparison. Now I know why can't...
Amateur Radio
My ham radio journey
Well, it’s a long story that you are going to read on. So take a long breath, go get some snacks. It all started with an article posted by 4S7NYL-Iresha on the newspaper “Vidusara” which is a local science magazine. ...
