• Chinese CAS-4A and CAS-4B Amateur Radio Satellite Transponders Activated

    From ARRL de WD1CKS@VERT/WLARB to QST on Thu Oct 19 13:55:13 2017

    The Amateur Radio linear (SSB/CW) inverting transponders on the CAS-4A and CAS-4B satellites were activated[1] on October 18. CAMSAT's Amateur Radio payloads piggybacked on the optical remote-sensing micro-satellites OVS-1A (CAS-4A) and OVS-1B (CAS-4B), launched on June 15.

    CAS-4A (call sign BJ1SK) has a CW telemetry beacon on 144.855 MHz, and 4.8 kB GMSK telemetry on 145.835 MHz. The uplink is 435.220 MHz, the downlink is 145.870 MHz (20-kHz passband).

    CAS-4B (call sign BJ1SL) has a CW telemetry beacon on 145.910 MHz, and 4.8 kB GMSK telemetry at 145.890 MHz. The uplink is 435.280 MHz, the downlink is 145.925 MHz (20-kHz passband). - Thanks to Southgate Amateur Radio News via AMSAT-UK

    [1] https://ukamsat.files.wordpress.com/2017/03/camsat-cas-4a-and-cas-4b-news-release.pdf

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