Dear AMSAT member

The Radio Amateur Society of Thailand (RAST) and the JAISAT-1 Team is request for urgent assistance from AMSAT members around the world to listen for the JAISAT-1 Beacon signal on 435.700 MHz in GMSK Mobitex 4800 bps mode for JAISAT-1 used frames 1 in row 11

41 (0x29) - JAISAT UHF1 42 (0x2A) - JAISAT UHF2

2019-07-08 20:00:55.630 UTC: [128 Bytes KISS Frame (without CRC)]

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>>>>>>>>>>>>>>>>>>>>>>> 0x29

1 > C0 00 00 80 04 00 00 00 00 00 29 06 6C A3 69 77 23 5D 03 00 21 > 00 00 00 00 00 00 03 3A 00 C5 09 44 0C 6C 0A 8F 0B 44 00 08 41 > 00 05 00 01 07 9B 06 B9 00 0E 06 7D 00 05 00 0B 00 03 00 05 61 > 00 9F 00 06 00 07 00 06 00 05 00 0F 00 05 00 03 00 00 00 01 81 > 00 00 00 06 06 2C 0A 40 00 09 E0 00 03 00 AD 99 00 00 0A BA 101 > 03 00 00 5C 02 01 10 01 FF FF FF FF FF FF FF FF FF FF 71 DB 121 > DC AA FF FF FF FF BB C0

Please send raw data and KSS files to RAST by email : [email protected] and please use 2019-038H for tracking JAISAT-1 satellite. This is the following link that you can download software decode : https://www.dropbox.com/sh/rh9dlz086g2eiqr/AACJR97tTjemEH7JUu1xkaw1a?dl=0

2019-038H 1 44393U 19038H 19190.93248769 .00000295 00000-0 20832-4 0 9997 2 44393 97.4878 152.7961 0020703 233.1644 126.7690 15.12067899 676

Example of signals in this format can be found with the the reception of signals from the satellite links: https://www.youtube.com/watch?v=GOax6_bSKi0

All amateur radio operators capable of receiving signals from the JAISAT-1 satellite are invited to send the data by email to [email protected] and the Radio Amateur Society of Thailand will have a SWL card to confirm reception.

Sincerely and with respect.

Tanan Rangseeprom, HS1JAN Project Manager of JAISAT-1