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HP Calculator USB Charger (35,45,55,65,67,80)
Back by popular demand! USB powered charger for HP Classic series calculators (35, 45, 55, 65, 67, 80). The original HP charger provides 4.2-4.4 volts to power the calculator, and a constant current of 50-60 milliamps to charge the battery. I made a USB cable with a custom plug to fit the HP calculators. These cables provide 4.3 volts to power the ... More
$30.0
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Vintage HP 75C BASIC Computer + HP-IL + Card Reader + 16KB No Reserve!
HP 75C THE FIRST BASIC PROGRAMMABLE COMPUTER from HP with US AC ADAPTER (110V) & CARRYING CASE + 5 Keyboard Overlays & Magnetic Stripes This is a NO RESERVE auction for a nice, fully working HP 75C with a little bit of history. It comes with AC adapter (110V and US plug) , 5 Keyboard overlays and two boxes of magnetic stripes, which are par ... More
$106.5
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VINTAGE HEWLETT PACKARD HP 15C SCIENTIFIC CALCULATOR WORKING WITH BOX & MANUAL
HERE IS A VINTAGE HP 15C CALCULATOR UP FOR AUCTION. THIS HP 15C IS IN VERY GOOD WORKING CONDNTION. COMES WITH ORIGINAL BOX (address label on box) OWNER'S MANUAL, ACCESSORIES BOOKLET AND CARRYING CASE. LOW START WITH NO RESERVE. THANKS FOR LOOKING AND GOOD LUCK!!! On May-14-12 at 17:22:42 PDT, seller added the following information: I MADE A MISTAKE ... More
$112.5
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Hewlett Packard HP 41CV Vintage RPN Calculator with Case & Quick Guide
This is a great working and looking vintage HP 41CV that comes with original case and Start Up Guide that you see in pics. It also includes new batteries. Just take a look at the pics. Please see all my terms and shipping cost before you bid. NO RESERVE HIGH BIDDER WILL OWN THIS CALCULATOR Please pay after auctions close. I ship 3 business days aft ... More
$81.0
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Hewlett Packard HP 35 Calculator V2 with 2.02 Bug and Raised Dot on 5 key
This is a HP-35 Version 2 Calculator. It has the 2.02 Bug as well as the raised dot on the "5" key. The calculator is completely functional with all LEDS working. The keys are crisp. It shows typical wear on the chrome paint. The backplate has damage to it where the screws are located, but otherwise it is free of scratches. The battery compartment ... More
$15.0
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Hewlett Packard HP 48SX Scientific Expandable Graphing Calculator 48 SX in Case
Hewlett Packard HP 48SX Scientific Expandable Calculator 48 SX in Case NICE!!!!!!!!! Hewlett Packard HP 48SX Scientific Expandable Calculator Original Case In the late 1930s, after a 2 week fishing trip, two recent graduates of Stanfords electrical engineering program forged a business partnership. Armed with $538 in working capital and a small ren ... More
$20.72
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German Calculator Collection - Braun ET 33 - PERFECT BAUHAUS BY LUBS / RAMS
$66.0
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Vintage Hewlett Packard HP 97 Calculator W/ case, manual, magnetic program cards
$66.0
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Vintage Hewlett-Packard HP-25 Calculator & Accessories / Box - WORKS GREAT!
$35.99
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Hewlett Packard HP 21,22,25,27,29 Calculator Reserve Battery Pack 82028B
$13.5
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HP-25 VINTAGE CALCULATOR WITH LIFETIME BATTERY WORKS PERFECTLY!
$50.0
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HP-41CV VINTAGE PROGRAMMABLE CALCULATOR FOR PARTS ONLY
$58.0
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German Calculator Collection - FABER-CASTELL TR4 - YES, THIS IS A TESTED TR4
$310.0
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CASIO VINTAGE PB-2000C PB-2000 PERSONAL POWER COMPUTER ORGANIZER PB2000C
$199.98
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7 seg 9 digit LED display calculator HP 5082-7441 Oty4
$12.95
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Texas Instruments Exactra 19. Ex-19 Electronic Calculator.
$49.0
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HP 28S Advanced Scientific RPN Programmable RPL Calculator 32KB + BOX + Manuals
$0.99
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Clear Transparent Solar Power Touch Screen Slim Keypad LED Calculator Blue
$0.99
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HP 45 Calculator - Crystal for Stopwatch modification
$40.0
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HP 32SII Scientific RPN Calculator with Soft Pouch HP32SII HP 32S II
$39.0
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