It's an old radio

E - Teardown

Folder: Electronics
Looking at the innards of electronic devices.
Yes, the LEDs still work!

Yes, the LEDs still work!

05 Sep 2015 128
No surprise there. So far ALL LED bulbs that failed had dead power-supplies.
The End

The End

05 Sep 2015 139
Removing the potting compound is near impossible. At one point I measured 132V DC on the terminals. No LEDs connected.
IMGP12841.JPG

IMGP12841.JPG

05 Sep 2015 135
IMGP12840.JPG

IMGP12840.JPG

05 Sep 2015 112
Light diffusor for LED emitter

Light diffusor for LED emitter

05 Sep 2015 113
High-voltage LED emitter

High-voltage LED emitter

05 Sep 2015 150
Each individual LED (6 chips, probably 2 in series). needs about 18.3V to run at 120mA.
IMGP12839.JPG

IMGP12839.JPG

05 Sep 2015 130
IMGP12834.JPG

IMGP12834.JPG

05 Sep 2015 110
IMGP12837.JPG

IMGP12837.JPG

05 Sep 2015 107
IMGP12838.JPG

IMGP12838.JPG

05 Sep 2015 133
OSRAM LED bulb - dead

OSRAM LED bulb - dead

05 Sep 2015 146
Yet another power-supply failure.
Light diffusor for LED emitter

Light diffusor for LED emitter

05 Sep 2015 128
OSRAM LED bulb - dead

OSRAM LED bulb - dead

05 Sep 2015 143
Yet another power-supply failure.
Dust...

Dust...

16 Sep 2015 131
Broken USB3 controller

Broken USB3 controller

16 Sep 2015 1 156
RGB side-illumination

RGB side-illumination

16 Sep 2015 177
322 items in total