Solar calculator bought circa 1985. Needs brighter light now, otherwise works perfectly, even in hexadecimal. Submitted by lake_huron t3_yyrf27 on November 18, 2022 at 6:46 PM in BuyItForLife 123 comments 2,621
_DigitalHunk_ t1_iwwo6q8 wrote on November 18, 2022 at 10:33 PM just replace the aged plastic slide over the solar cells .. or better, just remove the old plastic slide Permalink 1
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