The Ferreed - A New Switching Device

The spectacular success of the electronic technology during the last decade, particularly in the field of computers and semiconductors, has provided a challenge to the communication industry. The problem of realizing the promise of electronics in telephone switching systems has been taken up by many communications laboratories. 1 - 2,3 Many different approaches were and are being taken. But 110 component of the telephone office has received a more varied treatment than has the usually most voluminous and costly part that permits the telephone customers to be interconnected -- the switching network.