remote temperature transmitter 433MHz for radio-controlled digital lcd clock from Lacrosse Technology resources page

Lacrosse technology Europe supply ltd WS-8011


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includes S17S51 4371



LB25345B1 pcb

 

 

For the thermal sensor there is only two connections.

It must be a smal CTN thermistance; this CTN is very smal and is inside the little hole of the center of the case.

Measured to be 27 KOhms at 0 degrrees and 10kOhms at 20 degrees.

 



 



Solution was finally to buy a new temperature tranmitter WSTX16 433MHz

https://www.lacrossetechnology.fr/P-17-A1-WSTX16.html

Unfortunately this item is no longer available for purchase; I do not know if there is any other alternative.

 

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M-à-j: 2 janvier, 2025.

matthieu.benoit@free.fr