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Search: Posts Made By: Nick D.
Showing results 1 to 25 of 143
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Forum: Water Heaters
04-17-15, 11:30 PM
Replies: 14
Views: 1,651
Posted By Nick D.

Easy trick... get a gallon bucket and fill it for...

Easy trick... get a gallon bucket and fill it for up to one minute, or divide the number of seconds into a minute. Knowing your flow rate is valuable information, because it will disambiguate the...
Forum: Electrical - AC & DC
03-10-14, 04:30 PM
Replies: 11
Views: 1,110
Posted By Nick D.

Yes, power factor correction is as simple as...

Yes, power factor correction is as simple as putting a capacitor across each load, however, there is a right size of capacitor to use.

The thing with power factor correction is that it is normally...
Forum: Home Automation Systems and Devices
11-09-13, 02:37 AM
Replies: 1
Views: 1,112
Posted By Nick D.

Looking for "One Hour Off" Relay, 6 amp load

I'm looking for a relay that will switch open after being energized for 1 hour, re-settable by unplugging the device. It needs to handle at least 6 amps.
Forum: Electrical - AC & DC
11-09-13, 02:19 AM
Replies: 2
Views: 958
Posted By Nick D.

Since you appear to be installing a new unit, are...

Since you appear to be installing a new unit, are there not installation instructions with relevant tips?

Generally, you should be installing the supply outlets relative to the location of the...
Forum: Lighting, Light Fixtures, Ceiling and Exhaust Fans
11-09-13, 01:07 AM
Replies: 1
Views: 1,189
Posted By Nick D.

Sounds like an old radio guy walked in on you! :D...

Sounds like an old radio guy walked in on you! :D

Yes, LED bulbs do create a bit of RFI, at least a few of them. They have electronic driving circuitry that is often not well atmospherically...
Forum: Lighting, Light Fixtures, Ceiling and Exhaust Fans
11-09-13, 12:52 AM
Replies: 8
Views: 6,912
Posted By Nick D.

Alright, this thread needs to be steered in the...

Alright, this thread needs to be steered in the right direction...

In my limited experience with Casablanca W32/12/11 control systems, the bulb blowing probably damaged the control board in the...
Forum: Lighting, Light Fixtures, Ceiling and Exhaust Fans
11-08-13, 08:03 PM
Replies: 15
Views: 1,077
Posted By Nick D.

By the OP's request, here's another pic with the...

By the OP's request, here's another pic with the interior painted white.
The bulb is an old wide-neck PS30...
Forum: Electrical - AC & DC
11-06-13, 09:59 PM
Replies: 2
Views: 1,010
Posted By Nick D.

I don't see much that you could do. I would have...

I don't see much that you could do. I would have to guess the switching supply is sized about exactly to meet the demands of a single string. 800ma for 100 LEDs sounds about right. At 7.5v, that's...
Forum: Lighting, Light Fixtures, Ceiling and Exhaust Fans
11-06-13, 04:01 PM
Replies: 15
Views: 1,077
Posted By Nick D.

Here's a very quick rough: (and I would paint...

Here's a very quick rough:
(and I would paint them white)
Forum: Lighting, Light Fixtures, Ceiling and Exhaust Fans
11-06-13, 02:46 PM
Replies: 15
Views: 1,077
Posted By Nick D.

Justin, stick with the bulbs you have. I can...

Justin, stick with the bulbs you have.
I can fab some nice fluted aluminum shades that would slip over the neck of the bulb.
Something similar to this:

<img...
Forum: Electrical - AC & DC
09-26-13, 09:44 PM
Replies: 5
Views: 865
Posted By Nick D.

So did you come up with something? It isn't...

So did you come up with something?

It isn't clear to me what you want. Do you want a timing relay or a timer? Those are not exactly the same thing.
What kind of load capacity do you need? I'm...
Forum: Electrical - AC & DC
09-20-13, 02:28 PM
Replies: 34
Views: 4,224
Posted By Nick D.

Okay, time for an apology from me... I had some...

Okay, time for an apology from me...
I had some doubt about the design and I wished I could test it out myself to be sure, but I showed it to an EE friend and he casually checked it off, so I became...
Forum: Electrical - AC & DC
09-19-13, 05:18 PM
Replies: 34
Views: 4,224
Posted By Nick D.

Please discuss this with Mike, not me. I have...

Please discuss this with Mike, not me. I have nothing left to explain or clarify.
Forum: Electrical - AC & DC
09-19-13, 05:00 PM
Replies: 34
Views: 4,224
Posted By Nick D.

Absolutely not. No way, no how. ...

Absolutely not. No way, no how.






Huh!!! You will have 12 volts with 4 times the amps of the 4 banks if you tap from the red and blue for 12 volts.[/QUOTE]
Forum: Electrical - AC & DC
09-19-13, 03:47 PM
Replies: 34
Views: 4,224
Posted By Nick D.

Justin stated that the train has eight 6V...

Justin stated that the train has eight 6V batteries in one series to produce 48 volts. There are 8 black boxes in the diagram. The gray line is the 48V circuit. I colored it gray because it is...
Forum: Lighting, Light Fixtures, Ceiling and Exhaust Fans
09-19-13, 11:11 AM
Replies: 3
Views: 20,692
Posted By Nick D.

Do you have easy attic access? Ours is very...

Do you have easy attic access? Ours is very difficult to deal with, so we just go to the attic to change the bulb - the socket is held in opposing spring clips and it just pops right out.

A CFL or...
Forum: Electrical - AC & DC
09-19-13, 10:58 AM
Replies: 34
Views: 4,224
Posted By Nick D.

I'm surprised that this needs to be explained......

I'm surprised that this needs to be explained... but it is entirely possible to have batteries in multiple circuits at the same time.

The gray is the 48V for the train
Assume that the colored and...
Forum: Electrical - AC & DC
09-18-13, 11:14 PM
Replies: 6
Views: 2,556
Posted By Nick D.

Induced or "ghosted" voltage is produced by...

Induced or "ghosted" voltage is produced by inductance between a powered and un-powered circuit... specifically, the two circuit's cables running (at least roughly)parallel to each other. Length of...
Forum: Electrical - AC & DC
09-18-13, 10:37 PM
Replies: 34
Views: 4,224
Posted By Nick D.

Yes, it will, and you absolutely cannot do...

Yes, it will, and you absolutely cannot do that...
so why not use all of the batteries in 4 paralleled series circuits?
That would just be the same as one pair, but you join the 4 neg and 4 pos...
Forum: Electrical - AC & DC
09-13-13, 08:01 PM
Replies: 5
Views: 775
Posted By Nick D.

Given your attitude about your house [wiring] and...

Given your attitude about your house [wiring] and the details you have provided, I would suggest that you take some serious action... call a professional. Has the house passed any inspections? Do you...
Forum: Electrical - AC & DC
09-12-13, 09:18 AM
Replies: 7
Views: 1,048
Posted By Nick D.

Ignoring some things just to introduce a...

Ignoring some things just to introduce a phenomena, I would say that you could be experiencing inductive "ghosting" of the voltage. Disconnected wiring inductively picking up voltage from another...
Forum: Lighting, Light Fixtures, Ceiling and Exhaust Fans
09-04-13, 12:57 AM
Replies: 7
Views: 841
Posted By Nick D.

They shouldn't be. IIRC, they're exempted from...

They shouldn't be. IIRC, they're exempted from the energy act.

But y'know what's interesting? I just spotted some 3-way CFLs in a store the other day.[/QUOTE]

50-100-150 3-way medium base bulbs...
Forum: Electrical - AC & DC
09-04-13, 12:14 AM
Replies: 8
Views: 1,103
Posted By Nick D.

I may make some scratch their heads here, but...

I may make some scratch their heads here, but there is another standard besides "standard" and metric... the Unified Thread Standard.

Unified Thread Standard - Wikipedia, the free encyclopedia...
Forum: Electrical - AC & DC
09-04-13, 12:04 AM
Replies: 6
Views: 912
Posted By Nick D.

One way to enhance twist-lock plugs is to glue a...

One way to enhance twist-lock plugs is to glue a thin rubber washer to either the male or female plug face.
Forum: Electrical - AC & DC
09-02-13, 10:43 PM
Replies: 6
Views: 3,475
Posted By Nick D.

Yes... that's a logical deduction that can be...

Yes... that's a logical deduction that can be made even with zero electrical knowledge.
Showing results 1 to 25 of 143
 
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