From: robin_listas@es.invalid   
      
   On 2025-12-16 23:31, Carlos E.R. wrote:   
   > On 2025-12-15 07:55, c186282 wrote:   
   >> On 12/14/25 13:23, Fritz Wuehler wrote:   
   >>> The Natural Philosopher <...@invalid.invalid> [TNP]:   
   >>> TNP> Depending on how long the batteries last I may increase the   
   >>> TNP> frequency of operation.  But it can never be 'real time'   
   >>>   
   >>> Have you considered using a couple of old 12V car/motorcycle batteries   
   >>> (one at a time) instead?   
   >>   
   >>    Those are BIG (and heavy and need special recharge).   
   >>    At least they don't detonate like Li-Ion batts.   
   >>   
   >>    Had a weather station that used up batteries too fast.   
   >>    Wanted to convert it to solar charge with a small lead   
   >>    battery - 6v. Well, first you needed a 9-12v solar   
   >>    panel, easy enough, but then a converter to get that   
   >>    into the range a dedicated lead/acid charger could   
   >>    cope with AND the charger could NOT cause the circuit   
   >>    to see any more than 6v regardless of sun levels.   
   >>    Turned into a MESS.   
   >>   
   >>    Solution ... 9v little solar, a resistor bridge to   
   >>    drop to about 6.5v and a 10w zener to suck up any   
   >>    over-voltage across the device power leads. The batt   
   >>    just got a small harmless 'trickle charge' which was   
   >>    enough to deal. Less tech = MORE in this case.   
   >   
   > Doesn't anybody sell, ready to use, solar panel plus battery and   
   > controller, ready to use?   
      
   I was thinking of something like in this advert:   
      
      
      
   --   
   Cheers, Carlos.   
   ES🇪🇸, EU🇪🇺;   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)