A phased array antenna comprising: a hybrid in communication with a radiating element of the phased array antenna the hybrid being configured to receive dual linearly polarized RF signals from the radiating element, wherein the hybrid is configured to inject a phase shift and generate a RHCP intermediate signal and a LHCP intermediate signal; a first vector generator configured to receive the RHCP intermediate signal, wherein the first vector generator is a magnitude and phase control circuit configured to phase adjust the RHCP intermediate signal for beam steering and output a first RF signal; a signal vector generator configured to receive the LHCP intermediate signal, wherein the second vector generator is a magnitude and phase control circuit configured to phase adjust the LHCP intermediate signal for beam steering and output a second RF signal; and a combiner configured to receive the first RF signal and the second RF signal, and to combine the first RF signal and the second RF signal to produce a single RF output signal, wherein each of the first vector generator and the second vector generator comprises a first quadrant select circuit 430, a second quadrant select circuit 431, a first variable gain amplifier 420, a second variable gain amplifier 421, and a passive in-phase/quadrature-phase (I/Q) generator 410 in communication with the first quadrant select circuit 430 and the second quadrant select circuit 431, wherein the first quadrant select circuit is in series with the first variable gain amplifier, and the second quadrant select circuit is in series with the second variable gain amplifier, and the first quadrant select circuit and the first variable gain amplifier are in parallel with the second quadrant select circuit and the second variable gain amplifier, and wherein the first and second quadrant select circuits are configured to receive commands and to pass output signals to the first and second variable gain amplifiers 420, 421 respectively a hybrid in communication with a radiating element of the phased array antenna the hybrid being configured to receive dual linearly polarized RF signals from the radiating element, wherein the hybrid is configured to inject a phase shift and generate a RHCP intermediate signal and a LHCP intermediate signal; a first vector generator configured to receive the RHCP intermediate signal, wherein the first vector generator is a magnitude and phase control circuit configured to phase adjust the RHCP intermediate signal for beam steering and output a first RF signal; a signal vector generator configured to receive the LHCP intermediate signal, wherein the second vector generator is a magnitude and phase control circuit configured to phase adjust the LHCP intermediate signal for beam steering and output a second RF signal; and a combiner configured to receive the first RF signal and the second RF signal, and to combine the first RF signal and the second RF signal to produce a single RF output signal, wherein each of the first vector generator and the second vector generator comprises a first quadrant select circuit 430, a second quadrant select circuit 431, a first variable gain amplifier 420, a second variable gain amplifier 421, and a passive in-phase/quadrature-phase (I/Q) generator 410 in communication with the first quadrant select circuit 430 and the second quadrant select circuit 431, wherein the first quadrant select circuit is in series with the first variable gain amplifier, and the second quadrant select circuit is in series with the second variable gain amplifier, and the first quadrant select circuit and the first variable gain amplifier are in parallel with the second quadrant select circuit and the second variable gain amplifier, and wherein the first and second quadrant select circuits are configured to receive commands and to pass output signals to the first and second variable gain amplifiers 420, 421 respectively