The Blonder Tongue ASI-4 is a 1:4 active ASI splitter. It is designed to complement digital headend products that can utilize an ASI input for EAS (Emergency Alert System) applications, or any application requiring splitting of an ASI signal. The ASI-4 can be deployed in a daisy-chain configuration to provide additional outputs as required. Modular design allows installation of up to six units in 2RU.