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Allow clocks to get their time from cellphones

Could wall clocks and car clocks be built with a receiver that would accept the current time from a cell phone? Could t...
9 comments posted 14yrs
posted by kilowatt
9 comments posted 14yrs posted by kilowatt

3 Phase 6 Wires

I have a Leland 6273 3 phase 240 V motor I am trying to figure out how to hook up. It has 6 black wires coming out of t...
9 comments posted 14yrs
posted by none
9 comments posted 14yrs posted by none

Call for New Journals

Call for New Journals www.worldsciencepublisher.org WorldSciencePublisher is an independent scientific and academic pub...
0 comments posted 14yrs
posted by jiehan.suda
0 comments posted 14yrs posted by jiehan.suda

slip ring sparking

*** Spark marks found around the rings, except the carbon brush contact area. *** Insulation of secondary cables in the...
2 comments posted 14yrs
posted by claudiusys
2 comments posted 14yrs posted by claudiusys

Hard wired home watt meter

Hi I see some products like Kill A Watt that plug into the outlet to monitor device energy usage. I would like to be su...
9 comments posted 14yrs
posted by scredcropshonnospam
9 comments posted 14yrs posted by scredcropshonnospam

watts the deal

so, i have this ac adapter: http://i1190.photobucket.com/albums/z449/m75214/122811195907.jpg it says it's about 1.5 amp...
17 comments posted 14yrs
posted by bob
17 comments posted 14yrs posted by bob

Help locating source of connector?

This is a female, D-shaped, 40-pin IDC, "flat-cable" connector. It's a bit of an oddity because the pins in the male co...
7 comments posted 14yrs
posted by invalid
7 comments posted 14yrs posted by invalid

GFCI tripping anomolies

I thought I had a reasonable understancing of GFCI devices. My first problems were when I was using GFCI for protection...
5 comments posted 14yrs
posted by SalmonEgg
5 comments posted 14yrs posted by SalmonEgg

PC-USB Encoder needed, with ~1,500 switches! Options

Hey all, I=92ve seen several USB 8-128 possible switch encoders. I need an encoder that can handle ~1,500 possible swit...
2 comments posted 14yrs
posted by christopher.issler
2 comments posted 14yrs posted by christopher.issler

Mains conduit fill question (N. America)

Have three AWG 6, one AWG 8 (insulated ground) and two AWG 14 conductors (all THHN or THWN) that need to run in conduit...
29 comments posted 14yrs
posted by bespoke
29 comments posted 14yrs posted by bespoke

Sending a 0 ohm 300ms pulse

Hello I am not an electrical engineer so sorry if this is a stupid question. I need to pull a signal low for exactly 30...
2 comments posted 14yrs
posted by jt11223
2 comments posted 14yrs posted by jt11223

just springs?

What are those things holding the power lines up in this photo? http://i1190.photobucket.com/albums/z449/m75214/12061112...
10 comments posted 14yrs
posted by bob
10 comments posted 14yrs posted by bob

Problems driving new vendor brushless DC motor

Hi, I have an existing custom designed brushless DC motor controller and software that works fine. Today we integrated...
0 comments posted 14yrs
posted by fredbasset1000
0 comments posted 14yrs posted by fredbasset1000