Elektor did write about the Junior and related designs in recent years, retro electronics! This site (at the present and previous wwww locations) was mentioned also.
Oh, and this is retro and has the name Elektor Junior but it is not a Junior computer!
See also:
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The...
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The 680x/650x Test system allows to test, with the CPU itself performing the test, the MC680X and MCS650X families.
T...
Backbit Chip Tester PRO V2
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...
PROTON KB-2 keyboard
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