POTTER Avsm Ungqamaniso Control Modyuli Incwadi uMnini
Funda malunga ne-AVSM Ungqamaniso lweModyuli yoLawulo kwiPotter Electric Signal Company. Le modyuli ekulula ukuyisebenzisa idibanisa iistrobes ezininzi kunye nophondo / iistrobes, kwaye iyahambelana nothotho oluninzi. Amandla okulawula ukuvelisa ukusebenza okuhambelanayo kunye ne-AVSM.