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Ram Radhakrishnan

Maker since 1949

Schaumburg, IL
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This user joined on 03/27/2015.

Things I've Built

CCD Camera for Astronomy

Cooled CCD Camera for long exposure Astrophotography. This was built 1993-2003, various versions.

91.8k
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Follow for the 'Hacklet' and latest news about hackaday.io
Project Owner Contributor

Hackaday.io Project

lutetiumLutetium

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AMS's new AS7265X 3-chip set promises a compact, 18-channel, 20 nm FWMH spectrometer for less than $25
Project Owner Contributor

Compact, $25 spectrometer

kris-winerKris Winer

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HeartyPatch is a fully open-source, IoT connected, BLE enabled heart-rate variability & ECG patch with great accuracy
Project Owner Contributor

HeartyPatch: A single-lead ECG-HR patch with ESP32

ashwin-k-whitchurchAshwin K Whitchurch

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Compact diode laser for CNC, etc.
Project Owner Contributor

5.5W Diode Laser for CNC

the-lightning-stalkerThe Lightning Stalker

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Basic energy monitor using the ESP8266 and the ATMega328
Project Owner Contributor

ESP8266 Current Monitor

patrick-mcdonnellPatrick McDonnell

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All you want to know about KiCAD. Whether you're a starter or a power user, there should be something for everyone here shortly.
Project Owner Contributor

The KiCAD Central

kumar-abhishekKumar, Abhishek

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Fully open source scale with ADS1232 24-bit ADC, ESP32 MCU and some coffee related software features.
Project Owner Contributor

ESPresso Scale

jousisjousis

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Using spinning permanent magnet arrays to levitate above aluminium plates and other conductive substrates
Project Owner Contributor

Hoverbot

jellmeisterjellmeister

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Flex Module for use on flexible PCB and breadboard.
Project Owner Contributor

10-axis Flex Module

chris-hamiltonChris Hamilton

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Solar-powered charging station for 9 cell-phones at once. Learn here how to build the solar panel and the charging station
Project Owner Contributor

I'm Talking on Sunshine

amiravniamiravni

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Kris Winer wrote 04/22/2020 at 22:37 • point

Thanks for following my Compact, $25 spectrometer project!

  Are you sure? yes | no

The Lightning Stalker wrote 07/08/2015 at 06:36 • point

Thanks, Ram

  Are you sure? yes | no

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