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"Trust me, I'm a mechanical engineer"

(15)
And installing with the hot and neutral at the top makes it real easy for a thin metal object to slip in and short out with much excitement. The ground should
Paul Alciatore
15
posts
12:45 AM

Driving optocouplers

(15)
... Never mindà #c: How does that work? If the load only sinks microamps, can you put an LED in series? Never mindà #c:
DaveC
15
posts
6:42 PM

DC-rated contactor?

(24)
The value for C is primarily determined by the allowable dV/dt. The current flowing in the inductance to be snubbed causes the cap to charge through the R. The
Donald H Locker
24
posts
6:19 AM

Oven Burners

(6)
... IÆd hesitate to plug a coil with compromised terminals into a good socket. A terminal with pitted and corroded surface will cause heating and maybe
DaveC
6
posts
Jul 26

Wire Feed Speed Troubleshooting (wire speed is too fast at lowest se

(4)
Yes there was a trim pot on one of the circuit boards (part number RESISTOR, TRIM 500K OHM). I adjusted it and itt works great and from the spool gun control.
jimybud
4
posts
Jul 23

Power relay for small voltage & current?

(13)
That's my point, the prices in the US are relative. Perhaps you should take advantage of the favourable exchange rate and import the buggers from Germany? You
Stefan Trethan
13
posts
Jul 23

Ground connecter part name

(16)
Paul, I was looking for these and found some and ordered them online. Thanks though, Dave
Dave
16
posts
Jul 20

74 do all chip

(5)
Exactly what I ended up doing. I used a small perf board and put a couple sockets with pin headers. Used another socket and soldered pin headers to that.
mark hubrich
5
posts
Jul 16

Ground loops and underground CAT5E

(30)
... The situation I had to deal with lately was in a building with a metal roof that _does_ have lightning rods. I'm not entirely certain how the surge that
Roy J. Tellason, Sr.
30
posts
Jul 14

Question on MOV's for surge protection

(27)
Well at least I am not the only one that gets these surprises. I feel better now because after all, I am in the lightning capitol of the US and you guys are
Dave
27
posts
Jul 12

Re: NEW message!

(3)
just google uln2003 , the result will produce a pdf datasheet.. frank On Thu, Jul 9, 2015 at 1:40 PM, Hugh Urwin h.e.urwin@gmail.com
Frank Mead
3
posts
Jul 9

bidirectional power meter

(34)
Ah, I see now! ST On Thu, Jul 9, 2015 at 6:34 PM, rstofer@pacbell.net [Electronics_101]
Stefan Trethan
34
posts
Jul 9

NPN, PNP, and loads

(8)
... Local Banner representative has given me a few K90L samples. ItÆs much brighter than I thought it would be. Very nice for long-distance (length of the
DaveC
8
posts
Jul 4

EPROM eraser

(21)
Larry, I must say I'm blown away by your generosity. I couldn't believe my eyes when I cracked that package open moments ago. I am extremely grateful. This
mark hubrich
21
posts
Jul 3

RCA 2862218-2 Transformer

(4)
I wouldn't expect to see a lot of current on the secondary of a power transformer if the supply does not have any load on it. It would be just loafing along.
Paul Alciatore
4
posts
Jul 2
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