Ten-Koh 2 deploy from HTV-X1

Saw the below on the AMSAT mailling list. Looks like at least some of the payload will operating on the amateur band. Probably worth keeping an eye out for more information nearer launch / deployment.

https://mailman.amsat.org/hyperkitty/list/amsat-bb@amsat.org/thread/TVLEGIYNMC7YGHFS7FTHFNYU26EYJA2G/

Ten-Koh 2 will be deployed from JAXA’s new transfer vehicle, HTV-X1.

HTV-X1, the first unit of JAXA’s new transfer vehicle HTV-X, will
carry Ten-Koh 2 to the ISS. After being berthed at the ISS, HTV-X1
will raise its altitude to approximately 500 km. Following this
maneuver, Ten-Koh 2 will be deployed from HTV-X1 using the HTV-X
Small Satellite Orbital Deployer(H-SSOD).

The deployment date has not been announced. It will be NET December.

transponder downlink: 435.875 - 435.915 MHz
transponder uplink: 145.895 - 145.935 MHz
experiment downlink: 435.895 MHz AFSK, Digitalker, 4k8-38k4 GMSK, 38k4 4FSK
CW beacon: 5839.000 MHz

PS: HTV-X1 will deliver six CubeSats to the ISS. KNACKSAT-2 and
UiTMSAT-2 will operate on amateur radio bands. They are expected
to be deployed from the ISS in November.

KNACKSAT-2

UiTMSAT-2

73

Masa JN1GKZ Tokyo, Japan

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any update?

Sorry not seen any updates. A local UK radio supplier (moonraker) has posted on its socials about it but saying deployment “not before December 2025”. Guess we need to watch for announcement from the team..

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Update!

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PDF documents spelling out the CW telemetry formatting as well as the FM downlink telemetry formatting are available for download from:

To Amateur Radio Operators – 奥山研究室

as well as a nice freq. chart:

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