Re: Was [OT] Electricity Bill now LED garden lights

["Frank Mc Alinden" <armagh@xxxxxxx>]

Hi Tim

ambient lighting (street lights ?).

No thats the backyard and the lights lit are my security lights.......

> What's the purpose of the bridge rectifier ? Why would you need to add
it
in if you swapped to LV halogens ? (back emf ?)

Just to give me dc for the leds......Not required for the LV Halogen
Lites.......

How was your trip to Perth ??

Frank


----- Original Message -----
From: "Hawes,Timothy Edward (GEG)" <haweste@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Tuesday, April 08, 2003 3:53 PM
Subject: RE: [ukha_d] Was [OT] Electricity Bill now LED garden lights


> Frank,
>
> Ahh yes I remember now. I knew someone else had done them but couldn't
remember who. From your pics they look pretty bright, even with other
ambient lighting (street lights ?). Nice idea to recycle the lamp assys. -
give a neat finish.
>
> What's the purpose of the bridge rectifier ? Why would you need to add
it
in if you swapped to LV halogens ? (back emf ?)
>
> Cheers,
>
> Tim H.
> (now home, but a little bleary-eyed :-)  )
>
> -----Original Message-----
> From: Frank Mc Alinden
>
> Hi Tim
>             I have also done some led garden lighting.....which was of
> course inspired by Ians great work........The bright green leds cost
$5.00
> each and i put them in clusters of 3 in each garden lite..The blue
ones
(not
> quite as bright) cost a $1.00 each ....I used a 12 ac system with a
bridge
> rect at each lite so i can also connect standard halogen lites if i
> wish......If interested have a look at the link..........
>
> http://www.users.bigpond.com/armagh/page27.html
>
> Frank
>
> +
>
>
> UKHA2003 BE THERE! Details here:
http://www.automatedhome.co.uk/article.php?story_id=1110
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