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4,163,620 results
first calculator
curta calculator
old calculator
mechanical calculator how it works
friden stw10 mechanical calculator
The 1954 machine Hamann 300 (so called version A) - semi automatic " ratchet" calculator. Machines like this one used coupling ...
641,697 views
1 year ago
Pocket calculators are almost extinct now that we carry around mini-computers, but what were accountants and engineers using ...
1,199,729 views
2 years ago
The Addifix/Addiator is a great little pocket calculator and is fun to use. All with no electricity! I may or may not want to start a small ...
459,705 views
3 years ago
24,000 views
0
8,500 views
438 views
9,100,000 views
1,300 views
12,000 views
77,000 views
118,000,000 views
2,200 views
492 views
77,000,000 views
360 views
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20,000,000 views
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213,000 views
Shown here by Alex Bellos, author of Alex's Adventures in Numberland. More about our contributors, including Alex, ...
810,398 views
11 years ago
In December 2014 I made six short videos. This is one of them. It features the Curta Model 1 Calculator.
1,767,947 views
9 years ago
This is my father's Addiator, a slim pocket calculator that adds and subtracts quickly and effectively entirely mechanically.
40,638 views
13 years ago
This is how the Friden STW-10 handles 12345 ÷ 0. This calculator divides by trying to repeatedly subtract so it gets stuck in an ...
3,594,112 views
Calculator Secrets Part 1: Basic Functions of Financial Calculators #frm #garp #frmcalculator #aei #calculatorsecrets #soa #cfa.
72 views
2 days ago
Adam walks us through his collection of analog calculators, culminating in one of his newest favorite objects: a 3D-printed Curta ...
1,955,594 views
6 years ago
A Monroe calculator, or adding machine, is one I've been seeking out since I got my Burroughs and Comptometer a few years ago ...
23,436 views
Keybar image source: https://commons.wikimedia.org/wiki/File:Keybar_calculator_-_Ridai_Museum_of_Modern_Science ...
334 views
2 months ago
Multiplication and division on a Friden 1217 printing calculator. This machine was made in the late 1960's.
225,254 views
12 years ago
I really, really, like this thing. It seems like I'm always saying this, but I didn't expect this thing's capabilities to be so deep.
76,319 views
4 years ago
In this video we look at the Facit NTK Mechanical Calculator from 1957! Also, see the follow up video here: ...
18,128 views
8 years ago
The Contex 10 was made by the Carlsen Brothers in Denmark from 1957 to 1971. About a million or them were made. In this ...
16,285 views
The Curta was a small, hand-cranked mechanical calculator introduced in 1948. It had a brilliantly compact design, a small ...
53,170 views
17 years ago
Automatic division on a Brunsviga 11S mechanical calculator. This machine was made in West Germany in the early 1960's.
10,310 views
In this restoration video, you will see me restoring a mechanical calculator/arithmometer, Felix M. The calculator is made of tin and ...
244,027 views
The calculator is an Elektronika MK-61 This calculator uses reverse-polish notation, so instead of inputting 2 + 2 (Enter) = 4, you ...
1,424,297 views