![This is the TI-2500 Datamath, one of the first electronic calculators. It looks like it inspired a certain Engineer's PDA... : r/tf2 This is the TI-2500 Datamath, one of the first electronic calculators. It looks like it inspired a certain Engineer's PDA... : r/tf2](https://external-preview.redd.it/1fGr75HiFq4iqs937vSU0wlMUNZWJdMWjKgF7iprrqo.jpg?auto=webp&s=cb435df25de1ed1ccb4aa19dcdd449ca00628989)
This is the TI-2500 Datamath, one of the first electronic calculators. It looks like it inspired a certain Engineer's PDA... : r/tf2
👾Rani Timekey Baker, Noise Channel $400C-$400F on Twitter: "Found another calculator emulator that actually emulates pocket calculators (I have a graphing calculator and PDA emulator I've gotten a significant amount of use
![Retro Old Pda Calculator Stock Photo - Download Image Now - Accountancy, Antique, Bank - Financial Building - iStock Retro Old Pda Calculator Stock Photo - Download Image Now - Accountancy, Antique, Bank - Financial Building - iStock](https://media.istockphoto.com/id/963221156/photo/retro-old-pda-calculator.jpg?s=1024x1024&w=is&k=20&c=mYcLBRdJxIxXNFdMcKK6M5XeSG7swmWIw2eJhuOAozQ=)
Retro Old Pda Calculator Stock Photo - Download Image Now - Accountancy, Antique, Bank - Financial Building - iStock
![SOLVED: Whenever your smartphone calculator calculates an arithmetic expression, it uses an implementation of the push down automaton to evaluate it. It verifies that the parentheses are balanced. If you are not SOLVED: Whenever your smartphone calculator calculates an arithmetic expression, it uses an implementation of the push down automaton to evaluate it. It verifies that the parentheses are balanced. If you are not](https://cdn.numerade.com/ask_images/45738ddb77b94456b5503d3ee9f39426.jpg)
SOLVED: Whenever your smartphone calculator calculates an arithmetic expression, it uses an implementation of the push down automaton to evaluate it. It verifies that the parentheses are balanced. If you are not
![Amazon.com: LEXiBOOK Touchman, PDA Organizer with Schedule, Calendar, Alarm, 6 Language Translator, Unit Conversion, Calculator, Supplied with PC Connection kit, Batterie, 4, Silver, TM284 : Toys & Games Amazon.com: LEXiBOOK Touchman, PDA Organizer with Schedule, Calendar, Alarm, 6 Language Translator, Unit Conversion, Calculator, Supplied with PC Connection kit, Batterie, 4, Silver, TM284 : Toys & Games](https://m.media-amazon.com/images/I/81OfeMNuXBL.jpg)
Amazon.com: LEXiBOOK Touchman, PDA Organizer with Schedule, Calendar, Alarm, 6 Language Translator, Unit Conversion, Calculator, Supplied with PC Connection kit, Batterie, 4, Silver, TM284 : Toys & Games
![Texas Instruments v200 PDA Emulation : Texas Instruments and MAME Team : Free Borrow & Streaming : Internet Archive Texas Instruments v200 PDA Emulation : Texas Instruments and MAME Team : Free Borrow & Streaming : Internet Archive](https://archive.org/serve/ti-v200/calculator.jpg)
Texas Instruments v200 PDA Emulation : Texas Instruments and MAME Team : Free Borrow & Streaming : Internet Archive
![Amazon.com: LEXiBOOK Touchman, PDA Organizer with Keyboard, Schedule, Calendar, Alarm, 6 Language Translator, Unit Conversion, Calculator, Supplied with PC Connection kit, Batterie, 4, Silver, TMK282 : Toys & Games Amazon.com: LEXiBOOK Touchman, PDA Organizer with Keyboard, Schedule, Calendar, Alarm, 6 Language Translator, Unit Conversion, Calculator, Supplied with PC Connection kit, Batterie, 4, Silver, TMK282 : Toys & Games](https://m.media-amazon.com/images/I/81+dhtZSATL._AC_UF894,1000_QL80_.jpg)
Amazon.com: LEXiBOOK Touchman, PDA Organizer with Keyboard, Schedule, Calendar, Alarm, 6 Language Translator, Unit Conversion, Calculator, Supplied with PC Connection kit, Batterie, 4, Silver, TMK282 : Toys & Games
![The Organiser II is considered to be the first ever PDA, but really its just a glorified calculator : r/calculators The Organiser II is considered to be the first ever PDA, but really its just a glorified calculator : r/calculators](https://i.redd.it/tnzxelwspb061.jpg)
The Organiser II is considered to be the first ever PDA, but really its just a glorified calculator : r/calculators
![Royal Electronics Royal DS2080 Organizer PDA Hand-Held with Built-In Calculator with Seperate Number Pad (PC Compatible) : Amazon.ca: Office Products Royal Electronics Royal DS2080 Organizer PDA Hand-Held with Built-In Calculator with Seperate Number Pad (PC Compatible) : Amazon.ca: Office Products](https://m.media-amazon.com/images/I/81Dplcr75HL.jpg)