[Boatanchors] Replacing 866s with 3B28s thread drift to CFLs

sdaitch at kuw.ibb.gov sdaitch at kuw.ibb.gov
Fri Dec 31 04:39:32 EST 2010


Bo,

am I understanding your experience with the 
incandescent lamps are lasting 4 to 8 times
the life of comparable CFLs?

I do understand the idea of using 130V bulbs 
on 120V power to increase the life, but I 
suppose you could eliminate bulb replacement
by going to 220V bulbs.  They'd last nearly
forever, but if you are like me, the light 
output is highly unsatisfactory.

Only kidding about the 220V bulbs on 120V,
but I don't see incandescent lamps lasting 
four to eight times longer than CFLs.  That
is not my experience, nor some other posters.

I can only gather you really got two bad CFLs.

73
Sheldon

Yo

----- Original Message -----
From: WA5CAB at cs.com
Date: Thursday, December 30, 2010 10:08 pm
Subject: Re: [Boatanchors] Replacing 866s with 3B28s thread drift to CFLs

> OK.  But the CFL still comes out badly on the short end of the 
> stick cost 
> wise.  For $8.65 you can buy 4 to 12 of the incandescent ones.  
> And each one 
> lasts 4 to 8 times as long.  Even if the electricity required to 
> operate the 
> CFL were free, there is no cost benefit.  Add in the mercury, 
> possible RFI 
> (which I didn't actually notice but I didn't look for it, either) 
> and 4X to 
> 8X replacement labor and you get negative benefit.  
> 
> In a message dated 12/30/2010 12:34:22 PM Central Standard Time, 
> sdaitch at kuw.ibb.gov writes: 
> > Bob,
> > 
> > thanks for the information.
> > 
> > The pricing is much closer to what I am
> > having to pay here.
> > 
> > With few exceptions, the CFLs here are also
> > made in China.  Sometime back, there were
> > CFLS made in Hungary, but I suspect that was
> > old stock.  If I think to look, I will check
> > again at the store.
> > 
> > 73
> > Sheldon
> > 
> > 
> > 
> > 
> > 
> > 
> > ----- Original Message -----
> > From: WA5CAB at cs.com
> > Date: Thursday, December 30, 2010 7:18 pm
> > Subject: Re: [Boatanchors] Replacing 866s with 3B28s thread 
> drift to CFLs
> > 
> > >Sheldon,
> > >
> > >The screw-in base 100 watt equivalents that I bought two of 
> > >actually cost 
> > >$8.65 each, not $11+.  
> > 
> 
> Robert & Susan Downs - Houston
> wa5cab dot com (Web Store)
> MVPA 9480
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