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Component Map

Finding, trading, and sourcing electronic components locally across India.

16 posts

SP Road is 40 Km Away and the Courier Takes 5 Days

If you live in Bangalore, SP Road and the electronics shops around Avenue Road are an option — sort of. If you're in BTM Layout or Whitefield, it's an hour each way in traffic for something that might not even be in stock when you get there.

2 Apr 2026Read

Component Map5 min read

I Have 47 NE555 Timers and I Don't Know What To Do With Them

Somewhere along the way I became the person who bulk-ordered NE555 timers because it was cheaper per unit. I used four. The other forty-three have been in a plastic bag for eighteen months.

15 Mar 2026Read

Component Map5 min read

Finding ESP32 Boards in Bangalore When SP Road Doesn't Have What You Need

I needed a specific ESP32 variant at 10pm on a Thursday. Here's how the maker community ended up being faster than any distributor.

18 Apr 2026Read

Component Map7 min read

Why India Needs a Maker-to-Maker Component Network (Not Just More Distributors)

After years of working around bad supply chains, the most reliable source for components has consistently been other makers. Here's the case for formalizing that.

31 Mar 2026Read

Component Map5 min read

Sourcing Components Against a Deadline in Bangalore — A Practical Guide

I've sourced components under deadline pressure enough times to have a system. Here's the decision tree that actually works.

22 Mar 2026Read

Component Map6 min read

How I Sold ₹3,400 Worth of Surplus Components Without Going to SP Road

After a major project cleanup, I had more surplus components than I knew what to do with. The P2P marketplace turned them into something useful.

10 Apr 2026Read

Component Map6 min read

Every Engineering College Lab Has a Cupboard Full of Components Nobody Uses

Third-year project season. You need 4 HC-SR04 ultrasonic sensors right now. The lab has a cupboard with maybe thirty of them. But the lab is in a different department, the storekeeper needs a form, and the form needs a faculty signature, and the faculty member is in a meeting.

10 May 2026Read

Component Map5 min read

Why Do I Have 98 Transistors When I Needed 4

You needed 4 BC547 transistors. The minimum order was 100. You have 96 sitting in a bag and you've moved house twice since you bought them.

11 May 2026Read

Component Map6 min read

Why Sourcing Components Locally Changes How You Build

Same-day access to a component you need right now is a different thing entirely from ordering it and waiting three days. The proximity changes your willingness to experiment.

20 May 2026Read

Showing 1–9 of 16 posts