GRD-1 Linear One Channel Gate Receiver (Delta 3)
The Linear GRD-1 one-channel gate operator receiver from Garage Door Supply Company is also designed for garage door openers that need a remote antenna for added receiver range. The GRD-1, which uses Linear Delta 3 technology, includes a whip antenna and 3-ft-long coaxial cable. It can rely on 12-volt or 24-volt power sources. The GRD-1 Linear receiver is compatible with these Linear remotes: DT, DTA, DTC, DT-2A, DT-4, the Mini-T, Linear LB-B and the DNT-000026.