[evlatests] New (to me) L-band RFI

Ylva Pihlstrom ypihlstr at nrao.edu
Thu Apr 16 13:17:54 EDT 2026


That band is exactly the one of SpaceX’s downlinks.  If the L-band receiver was used, the ODS may or may not have been active depending on the frequencies used in the setup: https://obs.vla.nrao.edu/ods/index.html/nrao_ods_status.html).

Ylva


From: evlatests <evlatests-bounces at listmgr.nrao.edu> on behalf of Rick Perley via evlatests <evlatests at listmgr.nrao.edu>
Date: Thursday, April 16, 2026 at 11:11
To: evlatests <evlatests at nrao.edu>
Subject: [evlatests] New (to me) L-band RFI

>From data taken two nights ago, a strong RFI source at L-band is seen — on all antennas.  It spans 1.990 to 1.995 GHz.

Rick
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