File:HP-35 Red Dot.jpg
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Size of this preview: 360 × 600 pixels. Other resolutions: 144 × 240 pixels | 288 × 480 pixels | 461 × 768 pixels | 614 × 1,024 pixels | 1,530 × 2,550 pixels.
Original file (1,530 × 2,550 pixels, file size: 1.42 MB, MIME type: image/jpeg)
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Summary
[edit]DescriptionHP-35 Red Dot.jpg |
English: This HP 35 was the first scientific pocket calculator and was introduced in 1972. The first production run had a small red dot to the right of the on/off switch that would show when the calculator was turned on and did not have the "35" designation on the label. |
Date | |
Source | Own work |
Author | Mister rf |
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[edit]I, the copyright holder of this work, hereby publish it under the following license:
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 19:13, 2 November 2019 | 1,530 × 2,550 (1.42 MB) | Mister rf (talk | contribs) | Enhancing details | |
22:33, 1 November 2019 | 1,800 × 3,000 (2.43 MB) | Mister rf (talk | contribs) | User created page with UploadWizard |
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File usage on Commons
The following 19 pages use this file:
- User:Mister rf/Gallery
- File:HP-35 Arithmetic and Register circuit.jpg
- File:HP-35 Keyboard Assy.jpg
- File:HP-35 Keyboard PCB connector details.jpg
- File:HP-35 LEDs.jpg
- File:HP-35 LEDs details.jpg
- File:HP-35 Main Assy.jpg
- File:HP-35 Main Board Assy.jpg
- File:HP-35 Main Board connector details.jpg
- File:HP-35 Main Board connector details 2.jpg
- File:HP-35 Main Board solder side.jpg
- File:HP-35 Power supply connector details.jpg
- File:HP-35 Power supply switch.jpg
- File:HP-35 The Control and Timing circuit (C&T).jpg
- File:HP-35 battery wiring details.jpg
- File:HP-35 power supply connector details.jpg
- File:HP-35 read-only-memories 1.jpg
- File:HP-35 read-only-memories 2.jpg
- File:HP-35 read-only-memories 3.jpg
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Orientation | Normal |
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Software used | ACD Systems Digital Imaging |
File change date and time | 21:10, 2 November 2019 |
Y and C positioning | Centered |
DateTime subseconds | 443 |
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