Can you show your circuits (not a photo)?
You may just need to suppress your motor.
1 x 10nf cap across contacts and 2 x 10nf from each contact to (metal) chassis.
The commutator will/can produce huge electrical noise.
Can you show your circuits (not a photo)?
You may just need to suppress your motor.
1 x 10nf cap across contacts and 2 x 10nf from each contact to (metal) chassis.
The commutator will/can produce huge electrical noise.