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Measuring amp usage to subpanel/circuit

(12)
Sorry, yes it's a standard breaker. The issue is our kitchen, laundry room and a lot of halogen can lighting is all on this panel. Since both my wife and I
Aaron Turner
12
posts
9:21 PM

Ground plane over noisy signal?

(4)
There is something to be said about using a ground plane anywhere and everywhere you can. Having wires (traces) that lead away from a ground plane, makes them
Andy
4
posts
8:34 PM

Speaker produces high frequency popping sound

(4)
VIJO, You have to isolate the problem more. It seems like you are not sure where is the source (speaker, power supply, tilt head, etc.). One say is to try
Jong Kung
4
posts
4:08 PM

did my microwave just die?

(16)
I Just fixed my Mom's microwave with same symptoms. Had to remove the control board. This control board also had the display attached to it. I found a bad
Lou Carta
16
posts
Apr 21

Cheap Solar Garden Lights Question

(6)
Hi Gooey, Please take a look at this article: http://www.homebrewhub.org/PDF/SNovotill-21.pdf http://www.homebrewhub.org/PDF/SNovotill-21.pdf It may solve your
vesselin_zhelezov
6
posts
Apr 17

Recommend Hakko 95 -T15 tips for smd

(15)
Stefan, Good tips! Thanks! Richard
rtstofer
15
posts
Apr 17

April Circuit Cellar Chalenge

(15)
Dang it, Yahoo trimmed all quoted text again! It is visible when I'm writing my reply. Yes, I was thinking of the 40mA current sink limit of the 7406 versus an
alienrelics
15
posts
Apr 15

uController & RS-232

(43)
I come across such in industrial use, and the more robust cousin, RS-422. LAN as well. USB is becoming more prevalent, though it has distance limits. These
fmfvt
43
posts
Apr 14

that 220v/1w zener...

(16)
Go to Jameco Electronics and order their P/N 1305818 which is manufactured by On Semi, and whose P/N is 1n5288BG..a 200v +- 5% 5 watt zener diode in stock.
Frank Mead
16
posts
Apr 9

Need to "dump" about 10 amps at 80 volts

(17)
That may work, but it still has to dissipate 800 Watts of heat. Big transistors or FETs and a big heat sink. Resistors are probably cheaper and more reliable.
epa_iii
17
posts
Apr 6

MosFET Leakage

(5)
Thanks guys for the comments, all valid observations. My fault that I wasn't clear enough initially, all conditions were static with no PWM. The overheat
toolfrolic
5
posts
Apr 6

why would they do that?

(5)
Dave, I used 130 to 150 Volt MOVs. Can't remember the Joules, but they were about the size of a quarter. The lightning generator put out some 6000 Amps at
lbeaty
5
posts
Apr 5

small DC motors

(4)
... Good info, there. Most of the small motors I've accumulated have come out of VCRs, optical drives, tape decks, and printers. I have a separate box for
Roy J. Tellason, Sr.
4
posts
Apr 4

Re: Latest Phone Scam??

(6)
Funny what you say. Two weeks ago they called me too and I let him swim for a while. So you see they even do it from California to Switzerland. In spite of our
Casy_ch
6
posts
Apr 3
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