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. Author manuscript; available in PMC: 2020 Aug 6.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2016 May 11;63(10):1488–1495. doi: 10.1109/TUFFC.2016.2566920

Table I. ULA-OP 256 MAIN FEATURES.

General features Open platform
32 to 256 independent TX/RX channels
Size: 34 x 30 x 26 cm
Transmitter 32 to 256 arbitrary waveform generators based on a
468 Mbit/s sigma-delta bitstream
Max output voltages: 200 Vpp
Frequency: 1 to 20 MHz
Receiver Bandwidth: 1 to 30 MHz
Analog Gain: 2 – 54 dB with 0 to 40dB
programmable TGC
12 bit @ 78.125 MSPS ADCs
Beamformer Programmable apodization and delays (dynamic
focusing delay and sum beamformer, with resolution
of 1/16 of the sampling period)
Processing modules Coherent demodulation, band-pass filtering,
downsampling, B-mode, multigate spectral Doppler,
vector Doppler, etc
(with possibility to create new custom modules by
the end user)
Storage capabilities Up to 144 GB for RF (pre- or postbeamformed) and
baseband data