SB-610 - what bulb to replace indicator lamp?

Bob Burns G3OOU at AOL.COM
Mon Jan 28 04:46:42 EST 2008


Hi Dan
 
I would not use an LED as a direct replacement for a neon bulb, even with  
the correct value dropping resistor, as the LED has a low reverse breakdown  
voltage and will probably fail on the non-conducting half cycle - all depends on  
the amount of energy required to pop the junction. Mains neons are still 
fairly  easy to locate.
 
73

Bob 

G3OOU
G-QRP  6907
_http://members.aol.com/rfcburns_ (http://members.aol.com/rfcburns) 



   

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