Running mains fluorescents from inverter

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----------------- I re-read it, and according to the net-nazi's my response was correct. I bottom posted in response to the "15W LED v 58W Flourescent, not a hope" which was on the same level (>>) as the very bad light colour - so apparently the same message. Get a life!!

--------------- You responded to my last post, not "15W LED v 58W Flourescent, not a hope"and it your response was clearly a response to my "and very bad light colour"

Hate to burst your bubble but it is very clear from the list of text (see above in bottom posting sheeple style) that you did a threado.

I have a life and was trying to correct your oversight causing confusion.

Reply to
Mho
Loading thread data ...

Oh brother!

There is no hope for that moronic, out of date, Forte, reader. There lies your problem. The garbage relies on right carets (">") instead of the header attributions and links,

Reply to
Mho

I've been experimenting with how little light I really need at a computer. This laptop has a separate keyboard on a pull-out shelf, lit by a 10W LED rope light under the desktop. The keyboard has a laptop layout which makes it narrow enough that the mouse pad fits beside it on the shelf. It would be poor for numeric entries but otherwise it's fine for typing in a dark room, like right now.

jsw

Reply to
Jim Wilkins

Agent and any number of newsreaders using headers *and* quote characters are fine. IMHO it's your WLM v15 that's garbage, it makes your replies indistinguishable from the messages you're replying to due to *lack* of quote characters (> are not carets by the way). You even recognise this yourself, as you try to compensate for it by inserting "------------" separators by hand.

Reply to
Andy Burns

Agent and any number of newsreaders using headers *and* quote characters are fine. IMHO it's your WLM v15 that's garbage, it makes your replies indistinguishable from the messages you're replying to due to *lack* of quote characters (> are not carets by the way). You even recognise this yourself, as you try to compensate for it by inserting "------------" separators by hand.

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Wave of the future 'cause MS says so. Not much you can do about it 'cept get a better reader.

mike

Reply to
m II

There's not much I *need* to do about it, in fact ignoring posts from people who insist on using WLM pretty much about covers it ...

Reply to
Andy Burns

There's not much I *need* to do about it, in fact ignoring posts from people who insist on using WLM pretty much about covers it ...

==============

You haven't done very well to this point

mike

Reply to
Mho

Do yourself, and everyone else, a favour and remove Windows Live Mail version 15 and install version 14:

WLM2009 ver 14:

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Reply to
Dave-UK

I'd be thinking about solar (keep an eye on Maplin for bargain clearances), recycled car batteries for low cost, then LED lighting rather than fluoresecent.

CPC (packaged lamps) and Deal Extreme (bare components and drivers) are both good sources

Reply to
Andy Dingley

Carlisle has the 3' x 1' 20W (I think) panels at =A340 each ATM...

They might not have much deep cycle capacity and car batteries don't like deep cycles anyway. However if the batteries are free... One might need to make allowances for acid vapours - ventilation/acid resistant enclosure.

I've not seen any "spray light every where" LED luminaires. They are all directional to a greater or lesser extent.

Reply to
Dave Liquorice

WLM2009 ver 14:

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Reply to
m II

There's not much I *need* to do about it, in fact ignoring posts from people who insist on using WLM pretty much about covers it ...

==============

You haven't done very well to this point

mike

------

Leave it. It's a Linux person and that displays an attitude right from the git-go. They get confused easily.

mike

Reply to
m II

I don't know about wildlife observation labs, but I've managed several electronics labs and machine shops which all had and needed good uniform lighting everywhere.

If the work and personnel permit, a light low over the bench like this:

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under the top shelf may be enough.

I like this type:

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Reply to
Jim Wilkins

Check mail order too. I've got one of the 100W panels that I just clicked on by chance one day when I got a circulated text message saying that they'd suddenly gone half price again. Shipping was too cheap to meter.

So don't cycle them so deeply. Just use more batteries. Car batteries are available for scrap value and half of that lot collected will still be usable for capacity-limited low-cost energy projects like this.

_Appropriate_ allowance should be made, but if you avoid massive currents and overcharging, then there's a very lot risk of the sort of hot outgassing that throws acid vapour around. I've seen one guy break his arm after slipping on the acid-proofed telephone exchange floor (those big battery rooms were like swimming pools) and I've seen a couple of "trustworthy" APC UPSes blow themselves up and spit acid (rack-mounts UPSes are not a wise idea), but I've never yet seen a bunch of hippies, a rack of car batteries and a wind turbine have any trouble.

LEDs aren't sold as luminaires so much, because they don't need so much insulation, either electrical or thermal. Many are sold as bare sticks or even flexible tapes that you're expected to house yourselves.

It's also quite easy to make your own up from bare LEDs, usually surface mount, onto a couple of conductors. Insulated wire with knife- scrape exposures can work for this, or you can buy magic mounting twin- core wire that's the right spacing and pre-bared at intervals. Even better is to series them and use a constant-current drive. Cree SuperFluxs (400mcd @ 130=BA) are under 40p each now by the dozen.

As it's wildlife, you might want to install a set of red lights too. This will keep your own night vision in better shape, works better in conjunction with NVGs, or you could simply badger watch with the lights on.

Reply to
Andy Dingley

It would put the quote characters ( > ) back into your posts. Then any thread you posted to would be readable and not have messages merging into one another. You can see how it works from the way your post is now quoted above.

Reply to
Dave-UK

You're right, I've now got a filter on X-newsreader: contains "Windows Live Mail 15"

It's got nothing to do with Linux vs Windows, I use both.

Reply to
Andy Burns

You're right, I've now got a filter on X-newsreader: contains "Windows Live Mail 15"

It's got nothing to do with Linux vs Windows, I use both.

================

The Linux user attitude is well portrayed by your responses, right on cue

mike

Reply to
m II

It would put the quote characters ( > ) back into your posts. Then any thread you posted to would be readable and not have messages merging into one another. You can see how it works from the way your post is now quoted above.

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Totally a waste of bandwidth and not required or desired. Bottom posting and goofy character indentation, normally with right caret symbols leads to many arguments due to attribution confusing.

mike

Reply to
m II

It's efficient into a resistive load. A magnetically ballasted fluorescent lamp isn't a resistive load. Even if it has a power factor correction capacitor (and most don't nowadays), that can only correct the inductive component in the power factor, not the contribution from the tube, which amounts to about half of it.

The inverter cannot recover the excess energy borrowed from it and returned each half cycle due to the phase shift, so the load on the inverter is much nearer to the (higher) VA rating of the lamp than the power rating. (That's why inverters are rated in VA and not Watts.)

Reply to
Andrew Gabriel

into one another.

"mHo" and the person posting as this "mII" person are the same idiot. The "mII" use is a forgery of a known "good guy" in electronic Usenet circles. Owning a poor skillset (as a troll) your tormentor is known universally as "Gymmy Bob". Also uses "J P Bengi", Larry Lix, Pizza Girl, Janice, Solar Flare. Some of it's history is here:

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