Fully tested AC adapter HP-82059B. This AC adapter is used for many HP calculators and peripherals, among them HP-41C / CV / CX with rechargeable battery, printer HP-82143A, printer HP-82162A, cassette tape HP-82161A, the TopCat family of calculators (HP-91, 92, 97), HP-71 and HP-75.

The AC adapter is 110V only and it is of the type with a gap in the connector which accommodates for example the HP-41 rechargeable battery (82120A) which have 2 prongs connectors (the third is not used).

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