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 [...]

I am facing some instability on my car rides and after showing it to numerous mechanics, wheel alignment centers everyone said the same: The tyres have gone bad and they need replacement. The car hasn’t had that much running to justify a tyre replacement so I started looking online for [...]

A simple graph I made using spreadsheet to compare call rate in per second vs per minute. There was a similar graph somewhere around, but I lost the link and hence I made my own graph :P 1.5 paisa/second and 45p/minute are common rates in per second and per minute [...]

I have a desktop machine with a Corsair SMPS which has active power factor correction. I had a Luminous 675 VA UPS before buying my new desktop machine with this SMPS. The cheapo power supplies available in India (which cost a fourth of the cost of branded ones like Corsair, [...]

End of October, my Nexus 4 died, apparently due to a bad battery. What happened was the phone switched off automatically (not the low battery switch off, but at some random % > 50) while using a couple of times. That ended up getting worse by corrupting something leaving the [...]