UMKA-1 (RS40S) — SSTV Image Transmissions
The UMKA-1 (RS40S) amateur radio satellite has been announced for an extended period of genuine SSTV image transmissions. This is an opportunity for radio amateurs to receive images directly during suitable satellite passes.
Satellite: UMKA-1 (RS40S)
Announced period: October 9 – November 11, 2026
Downlink frequency: 437.625 MHz
SSTV mode: Robot 36
Image interval: Approximately 120 seconds
Exact start/end times (UTC): Not specified in the announcement
How to receive the images
Listen on 437.625 MHz during a suitable UMKA-1 pass, adjust for Doppler shift, and use SSTV decoding software configured for Robot 36. Actual reception depends on the satellite's operational status and local visibility.
Please note: The dates above are the announced operating period, not a guarantee of continuous SSTV transmission. Check current satellite reports before planning a reception session.
Source: AMSAT Francophone — October 9, 2026 announcement (as previously reported).