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[wxsig] Keying Kenwood HT and Current Consumption questions

Mark Patton mpatton5280 at msn.com
Mon May 1 14:21:42 UTC 2006

Hi John,

Thanks for the suggestion.  I did as you suggested and found it - it's a 
PT510.  These are now made by TI.
You are right - they are not cheap (~$15) but are available through 
DigiKey.  Since I only need one, it may be worthwhile.


John Koster wrote:

>Another thing you might consider.  There are switching regulators which 
>are intended to replace the 7805.  They are not cheap, but perhaps would 
>be worth it for this application.  Unfortunately I don't recall any part 
>numbers or even a manufacturer.  I remember it was discussed back during 
>the TAC2 design.  Perhaps you could contact Tom Clark for the information.  
>I'll bet a google of Tom Clark and TAC2 would turn up something. 

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