A transmitter system for an array of antenna elements.Said System comprising: a Transmitter Network (130) BDS bidirectional Signalling network that includes a First Carrier for carrying a First signal and has a Second Network TRAnsportar a Second Carrier Signal, and has a set of n pairs of location Synchronous Phase, AI, BI.Each corresponding to a location in the first network and a Second bi location in the Network; and a Plurality of tunable Transmitter Circuits,Each One to handle a different Antenna element (102) of the corresponding array of antenna elements.Where each tunable Transmitter Circuit of the Plurality of Transmitters tunable circuit has an output line to transport an Output Signal and first and Second Lines entersIs electrically connected to the first and second Tree Networks the Network locations of SDB in a corresponding pair of set of pairs of positions of Synchronous phaseAnd includes: a multiplier (132) that has a First input electrically connected to the first Input Line of the tunable Transmitter Circuit; a Circuit (P) phase adjustmentIt has a control input for receiving a control Signal of PhaseThe Phase adjustment Circuit Connected electrically to the multiplier to control the phase of the Output Signal of this transmitter and tunable Circuit; a Circuit (a) adjustment of amScale within a Signal path that extends between the gearbox and the line output circuit has a tunable transmitter and a control input for receiving a SignalControl of amplitude, the amplitude adjustment Circuit to control the amplitude of the Output Signal of the tunable Transmitter Circuit.
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