Comment on The R47: A new physical RPN calculatorparentComments−antod10moNo, although my old one (HP42S) used 3 of the smaller stubbier batteries.−sizzzzlerz10moI had a 48C that fed on those batteries. They lasted forever. I had to retire mine when the battery door broke and the batteries wouldn’t stay in. It was a great calculator from HP’s heyday.
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No, although my old one (HP42S) used 3 of the smaller stubbier batteries.
I had a 48C that fed on those batteries. They lasted forever. I had to retire mine when the battery door broke and the batteries wouldn’t stay in. It was a great calculator from HP’s heyday.