LISA Phasemeter based on MicroTCA as ground-support equipment: Development status @LISAcommunity
LISA Phasemeter based on MicroTCA as ground-support equipment: Development status  @LISAcommunity
Uploaded July 2022 | Updated September 2026, 1 hour ago
We present the concept, design and development status of an electrical ground-support equipment phasemeter, or phasemeter simulator, based on the MicroTCA.4 standard. The development is done in parallel to, and in collaboration with, the flight hardware phasemeter. This EGSE phasemeter shall be available for assembly, integration, verification and testing (AIVT) phase of the mission and for the technology development of payload items. The MicroTCA.4 standard, developed for, and deployed in, large scale accelerators like the European XFEL, is uniquely suited for realizing a LISA-type phasemeter with more than 48 readout channels, providing further extendibility, high reliability and various interfaces.

We present the system design, including internal timing and data architecture, and we discuss the status of the three dedicated MicroTCA modules that we are developing to provide full functionality and phase measurement and timing fidelity. Moreover, we discuss use-cases, requirements and interfaces of the system in comparison to the LISA phasemeter flight hardware.

Authors:
Oliver Gerberding (Presenting)
Universität Hamburg, Hamburg, Germany
Christian Darsow-Fromm
Universität Hamburg, Hamburg, Germany
Johannes Zink
Deutsches Elektronen-Synchrotron (DESY), Hamburg, Germany
Michael Büchler
Deutsches Elektronen-Synchrotron (DESY), Hamburg, Germany
Butkowski Lukasz
Deutsches Elektronen-Synchrotron (DESY), Hamburg, Germany
Frank Ludwig
Deutsches Elektronen-Synchrotron (DESY), Hamburg, Germany
Holger Schlarb
Deutsches Elektronen-Synchrotron (DESY), Hamburg, Germany
LISA Phasemeter based on MicroTCA as ground-support equipment: Development statusLISA Symposium XIV Parallel C LISA Data Analysis 3 Part 1Maximum Likelihood Map-making with LISAGravitational-wave imprints of non-integrable extreme-mass-ratio inspiralsLISA Symposium 2026 - Parallel 3-CLISA Symposium 2026 - Parallel 4-AGalactic Binary searches at the APC/ParisLISA Symposium 2026 - Plenary 5Sparse data inpainting for the recovery of gapped gravitational waves signalsA distributed chip-scale magnetic diagnostic subsystem for LISAHeavier-tail likelihoods for robustness against outliers in the LISA data-streamParameter extraction from LISA data using tri-linear approximations
LISA Mission |

LISA Phasemeter based on MicroTCA as ground-support equipment: Development status

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