Su-Kam built India’s first DSP-based high-voltage MPPT solar charge controller before solar was a mainstream industry. Kunwer Sachdev on how the technology worked, why it mattered, and what happened to the patents that protected it.
The Josh Talks Kunwer Sachdev story crossed 1 million views in 3 weeks, the entrepreneurial journey every founder should hear.
I ran the Airtel Delhi Half Marathon in 1:59:31 and I manage Type 2 diabetes without medicine. My honest HbA1c report, diet and exercise plan, and the resolve behind it.
Gifted children parenting and the challenge of priority-setting, a personal reflection from Kunwer Sachdev on raising talented kids.
Most gifted children never reach their potential—not because of lack of talent, but because of one dangerous myth. Here’s what to recognise instead.
The Maharashtra solar banking ban and BESS mandate proves what Kunwer Sachdev warned in 2014 — battery storage is non-negotiable for India’s solar future.
Inverter testing technology that became a global advantage: the Electroscopy story of how Su-Kam built a lie-detector for inverters.
Why 2026 is the best year to go solar in India — hybrid systems, PM Surya Ghar subsidies and how to pick the right inverter. Expert guide by Kunwer Sachdev.
Kunwer Sachdev on India’s first commercial 3-phase solar system in 2006 — the unbroken chain from 2005 Solar PCU to Brainy Eco to Colossal, unmatched product-development energy, and why the industry followed.
IGBT vs MOSFET inverters explained — what the technology difference means for efficiency, reliability and lifespan. Plain-English guide for Indian buyers.