HowTo Check USB Device Power Consumption

paolino

Vu+ User+++
Not for Newbies!

If you don't want to buy USB Power Meter, you can check your USB device power consumption in this way.
I cutted my USB extension cord.

DSC00054.jpg

Next I soldered some wires (red wire - positive power supply to USB, black (blue) - negative) to have a possibility to measure current and voltage.

DSCF0911.JPG

Next I did some measurings "offline".

DSC00058.jpg

DVB-T Tuner Zarlink MT-352 chipset

DSCF0912.JPG

HDD just spinning

DSCF0914.JPG

Hauppauge WinTV Nova T HD

DSCF0916.JPG

I measured my Solo2 USB tension too

DSCF0917.JPG

Feel free to comment.

PS : Thanks to @angelofsky1980 for an input ;).
 
Top