Multi-Code 109950 4-Wire 12/24 Volt Single Channel Gate Or Garage Door Opener Radio Receiver With 10 DIP On/Off Type Code Switch On 300 or 310MHz With Coaxial Antenna Now Manufactured by Linear Corporation MSC109950 Compatible with Multi-Elmac 10 DIP code switch type garage door openers.
This is the redesigned model receiver that works the same as the older version.

Digi-Code 5150 12/24 Volt Standard Single Channel Gate Or Garage Door Opener Radio Receiver With 10 DIP On/Off Type Code Switch For 300MHz Or 310MHz Compatible with Multi-Code 109950 and Multi-Elmac 10 DIP code switch type remote controls. Can replace the older Multi-Elmac 1090 radio receiver.