Electronics Category

Headphones and fatigue due to online meetings

I have been doing online meetings long before we had the pandemic and lockdown. Over the years the duration of the calls started increasing since I was working for a startup. Once the call durations increased I started feeling a weird kind of exhaustion at the end of every call, and I couldn’t exactly point […]

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How I repaired my dishwasher using fundamental principles for troubleshooting

I have a Samsung DW-FN320T dishwasher, which is about 5+ years old. It was not used very often because of maid at home. But now due to COVID lockdown the dishwasher started getting used heavily – almost twice a day because authorities banned maids to contain the spread of the disease. One day though, it […]

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Fixed my Soundbar’s faulty remote

I have a Phillips sound bar, must be about 6-7 years old. Today while watching TV, I couldn’t increase the sound volume using the remote, and unfortunately using the remote control is the only way to change the Soundbar’s settings. Update 16 Feb 2021: It stopped working again but this time it was a dry […]

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A Golang program to dump serial data into CSV file

A unique situation in which I wanted to dump the memory of a program running on a microcontroller – the program can send data through serial port, but for it to make sense for the programmer it has to be dumped in a readable format. And another challenge was that the controller was programmable only […]

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Golang on OpenWRT MIPS

I have been tracking Golang for quite a while since I came to know about it I guess about 3 years ago primarily because it is very easy to use and build static binaries that just work about anywhere. And no dealing with memory allocation stuff which often lead to frustrations and segmentation fault bugs […]

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You can no longer count on reliability of budget smartphones or Android One

The story here is about my bad experience with a Nokia 7 Plus smartphone which is a certified Android One device. I have been using Android over the last 7-8 years or so, and like every geek out there I was involved in flashing custom ROMs and tracking XDA forums for new builds. I even […]

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A small review of JBL E65BTNC

In 2016, I came across a nice deal for an on-ear headphone – The Motorola Tracks Air. It was selling on Flipkart for ₹2500. That was steal deal, considering the original price is ₹8990. I used it for on and off for quite some time but the on-ear type meant it started hurting my ears […]

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Maintain lead acid batteries regularly

Thursdays are usually maintenance day for the electrical power supply company in my area. So there was nearly a full day power cut. Luckily, I have a UPS so that sorts out the problem for 8-9 hours. The lead acid battery I use for my UPS is about 3-4 years old, and these being unsealed […]

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99% problems in electronics are related to power supply

Arduino FTDI chip

My dad, who has worked a lot in electronics always says this one thing: 99% of problems in electronics are because of a bad power supply Today, a real experience of this: In 2014 I bought a GSM signal booster to solve the call drop problem at home. It was working fine for all these […]

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