The phrase "auxiliary board" is correct and usable in written English.
It can be used in contexts where you are referring to a secondary or supporting board, often in organizational or technical settings.
Example: "The auxiliary board will meet next week to discuss the proposed changes to the main project."
Alternatives: "supporting board" or "advisory board".
The bridegroom's mother is the president of its auxiliary board.
Mrs. Boucher was an Emeritus member of the Auxiliary Board of St . Vincents Hospital of Harrison.
Her mother is the president of the auxiliary board of Mount Sinai Medical Center, where she is also a trustee.
In New York, she served on the Auxiliary Board of the New York Philharmonic and on the Board of the Webster House.
Her mother is on the auxiliary board of Mount Sinai Medical Center and a member of the executive committee of the board of American Friends of the Israel Museum.
She also does volunteer work at her church and for the Police Department, is on auxiliary boards of several hospitals, and serves dinners sponsored by the Salvation Army.
The auxiliary boards (red frame) with connections for clock, sensor configuration, and data are mounted at the top of the planes.
Figure 1 shows the beam telescope with its rectangular aluminium sensor jigs, wherein the pixel sensors are embedded, and its auxiliary boards providing connections for power, sensor configuration, clock signals and data transmission.
The zero-suppressed hit data generated by the MIMOSA 26 sensors are transmitted over a ribbon cable to the auxiliary boards, which establish the connection to the data concentrator board collecting the data from all six sensors and the trigger/busy lines from the TLU.
This paper presents simulation and experimental realization of 42 V Power Net for automotive auxiliary on-board applications.
In HINT, the interconnected chip-level signals are passively captured with auxiliary test boards and the captured data are transferred in additional networks to test server.
