What is 0J1CHM

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SM7ETW
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Last seen: 1 month 1 week ago
Joined: 2009/12/28 - 14:31
What is 0J1CHM

Hi transmits every 2 minutes with varying Grid and power levels, so it is some sort of telemetri.
But I never seen him give a real signal.
Anybody know what (who) it is ?

73 Jan