Texas Instrument  SR-50 slide rule calculator accu replacement

Texas Instrument SR-50 slide rule calculator accu replacement

thingiverse

Hello This is my first thingiverse stuff. this is a accu replacement for SR-50 slide rule calculator. neccesary stuff: copper plate pcb, TP4056 charger , flat Li_Ion (or LiPo) accu and adhesive tape important:Keep height of new accu max 14.5mm

Download Model from thingiverse

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