[Elecraft] LEDs musings

Fred Townsend fptownsend at earthlink.net
Tue May 12 18:30:30 EDT 2015


Many were sold by Target this last Christmas featuring the Philips brand name for as $3.99. However they were not really suitable for permanent installation.
73
Fred, AE6QL


-----Original Message-----
>From: Roy Koeppe <k6xk at ncn.net>
>Sent: May 12, 2015 6:02 AM
>To: Elecraft at mailman.qth.net
>Subject: [Elecraft] LEDs musings
>
>Many household LEDs use many small lamps within them. Maybe up to 50, so if 
>they're connected in series as I assume, then 50 x 2.2 volts forward drop = 
>110 volts. Not much fancy power supply is needed? Anyone familiar with state 
>of design?
>
>73,  Roy  K6XK 
>
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