File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg
By A Mystery Man Writer
Description
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://www.udco.com/Customer-Content/www/CMS/files/Graph-Apache.jpg)
Acquire Analyze Import Data, Vibration Controller
National Museum of American History
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/8/84/Vintage_Radio_Shack_Pocket_Electronic_Programmable_Scientific_Calculator%2C_Model_EC-4021%2C_LCD_Display%2C_Made_In_Taiwan%2C_Year_Introduced_-_1991_%2816388315827%29.jpg/1200px-Vintage_Radio_Shack_Pocket_Electronic_Programmable_Scientific_Calculator%2C_Model_EC-4021%2C_LCD_Display%2C_Made_In_Taiwan%2C_Year_Introduced_-_1991_%2816388315827%29.jpg)
File:Vintage Radio Shack Pocket Electronic Programmable Scientific Calculator, Model EC-4021, LCD Display, Made In Taiwan, Year Introduced - 1991 (16388315827).jpg - Wikimedia Commons
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://images.elecfreaks.com/wysiwyg/products/2022/EF01038/_-3_1.png)
raspberry pi rp2040|Pico:ed V2|Pico:ed Online Purchase Site
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://snapeda.s3.amazonaws.com/partpics/Global%20Connector%20Technology_USB1046-GF-0190-L-B-A_11942.jpg)
USB1046-GF-0190-L-B-A footprint & symbol by Global Connector Technology
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://www.digikey.com/-/media/MakerIO/Images/blogs/2024/What%20Even%20is%20Bluetooth/What-Even-is-Bluetooth.jpg?la=en-US&ts=52404373-2476-4104-92d6-66f4d5e082b9)
Electronic Component Information and Resources
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://i.ebayimg.com/images/g/TRQAAOSwcjxjUGW7/s-l1600.jpg)
Vintage 1960's Magic Brain Pocket Calculator W/Stylus, Made in Hong Kong
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](http://www.vintagecalculators.com/assets/images/autogen/DaltoneOptiCal1_1.jpg)
One Hit Wonders
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://m.media-amazon.com/images/I/51u1dG-ikeL.jpg)
JJC Photo Slide and Film Digitizer Converter with 10-Levels Brightness LED Backlight for 35mm Slide and Negatives Copying Scanning to Digital for Select Canon Nikon Sony Macro Lenses : Electronics
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](http://www.vintagecalculators.com/assets/images/HapcoPortaII_2.jpg)
One Hit Wonders
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://m.media-amazon.com/images/I/81TpiJHEmrL._CR3,0,1274,720_SR414,234_.png)
JJC Photo Slide and Film Digitizer Converter with 10-Levels Brightness LED Backlight for 35mm Slide and Negatives Copying Scanning to Digital for Select Canon Nikon Sony Macro Lenses : Electronics
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://m.media-amazon.com/images/I/61SEQOfmUwL.jpg)
NOOBECR Nuance PowerMic II Dictation Microphone (Renewed) : Electronics
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://www.udco.com/Customer-Content/www/CMS/files/MissileLaunch.jpg)
Acquire Analyze Import Data, Vibration Controller
![File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg](https://i.ebayimg.com/images/g/ptUAAOSwvVdj7VWe/s-l1200.webp)
Vintage Rockwell Handheld Electronic Calculator with Brown Leather Case Untested
from
per adult (price varies by group size)