The Zodiac CP4000, is an versatile control panel card with 4-wire line interface, and an unbalanced interface for transceivers.
It offers the possibility of CTCSS encoding /decoding.
Among other features is a simple repeat function, with 5-tone start.
The CP4000 is programmable through the phonejack connector mounted on the front panel.
The CP4000 is intended for use with the RT4000 Series of VHF/UHF transceivers, or as Control Panel in the BS4000 series of mini basestations.