The observer block does not transmit energy more than one block away, that is, it only transmits energy to the block that is attached behind it if there is a space between this observer and the block you want to activate the energy does not reach
MCPE-57736
Problem with observer block
Resolved
Duplicate
0
Javier Alejandro González Fernández
(Unassigned)
Unconfirmed
Xbox
1.13.1
Retrieved
No blocks in bedrock edition will transmit a signal through an empty space. This is a Java-only feature (quasi-connectivity).