T2004 Multi-Control Head System Manual System Overview 13© Tait Electronics Limited May 20042 System OverviewThe T2004 Multi-Control Head system allows the use of between one andfive control heads with a single T2020 or T2040 radio. The control headsare configured as one Primary and up to four Secondary. The Primarycontrol head is the only one which controls the radio’s power, as well aspower to each Secondary control head, otherwise the functionality of all thecontrol heads is the same. Advantages: radio to control head length able tobe greater than the standard 6m cable.The Multi-Control Head system consists of two kits, designed to connect toyour existing Series II T2020 or T2040 radio and T2008 power supply:■ the T2004-A20 (T2020) or the T2004-A40 (T2040) Primary Multi-Control Head Kit (one required per system).■ the T2004-A21 (T2020) or T2004-A41 (T2040) Secondary Multi-Control Head Kit (not required if only one control head is used in thesystem).The T2004-A20 or T2004-A40 Primary Head Kit provides the Primarycontrol head as well as the Radio Interface PCB. This PCB is housed insidea dummy (Clayton’s) control head and replaces the standard control head onthe radio. The radio can be concealed if required, as all radio controls arenow done via the Primary control head.The T2004-A21 or T2004-A41 Secondary Head Kit provides oneSecondary control head and other equipment needed to install the controlhead for use with the radio.