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[aprssig] Telemetry - Options other than Kantronics?

Dale Blanchard wa7ixk at earthlink.net
Thu Apr 28 20:43:14 UTC 2005


Solar controllers do not disconnect the panel. The excess is shunted to 
ground.
A 14 V zener will work on a 5 watt panel. A regulator is not normally 
used on a 5W,
It won't hardly charge anything anyway.
Scott Miller wrote:

>Using the configuration switching, it might even be possible to implement a
>simple solar charge controller, so it'd disconnect the panel when the
>voltage rises above a certain threshold and reconnect it when the voltage
>drops a certain amount.  I haven't tried it yet, but I intend to test it out
>on a weather station with a 5-watt panel that I wouldn't otherwise have a
>real charge controller on.
>  
>
>  
>





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