Welcome to
www.ledmuseum.org

Site online since

10-18-1999



Happy 20th Birthday The LED (and Laser) Museum! (Yes, this website has been online continuously for more than 20 years!!! )

Site last updated

10-16-2020

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THE LED MUSEUM

Powerpoint Presentations for Antique Electronics (incl. LEDs)

Museum Home Page

GE # SSL-1 Yellow SiC LED Spectrographic analysis performed

The 1960s, Page 1

The 1960s, Page 2

The 1960s, Page 3 Spectrometer data file Updated

USSR Anti-Stokes Phosphor Green LED from 1967 Spectrographic analysis performed Spectrometer data file Updated

USSR Yellow SiC LED From the Late-1960s Spectrographic analysis performed Spectrometer data file Updated

Antique (Early-1970s) Yellow SiC LED from the USSR

The 1970s, Page 1

The 1970s, Page 2

The 1970s, Page 3

Vintage Low-Leakage LEDs

Vintage Hewlett-Packard (HP) 4-Die LEDs (Red, Amber, Yellow-Green) Spectrographic analysis performed

The 1980s

The 1990s

L200-CWGB6-100 Blue-Green LED from LEDTronics Spectrographic analysis performed

The 2000s, Page 1

The 2000s, Page 2






COUNTER STARTED 10-24-00 COUNTER BROKE AROUND 10-01-02 WITH APPROX 5,500,000 VISITORS. ~1.211 BILLION SERVED SINCE

Copyright © 1989-2020

Craig S. Johnson

Contents may be used for educational purposes only without permission; all others please have the courtesy to ask.

I have invested over
49,152 hours of my own time into developing & maintaining this website, so please don't plagiarize it.