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JK committed May 31, 2024
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# LABC
Low-cost Analog Breadboard Computer
# Low-cost - Anolog - Breadboard - Computer (LABC)

![X](image/designstudy1.jpeg)

> UNDER CONSTRUCTION
Analog computers have a history of over 80 years and are still fascination in this modern times. Starting with 100000 DM in the past, the price drops to under 1000 €. The goal is to offer a starter set about 100 €.

The "Low-cost Anolog Breadboard Computer" - short __LABC__ [ˈlæbˈsi] - is a __open source / open hardware__ project to offer __breadboard__ based development that hobbyists, pupils, FabLabs and hacker-spaces for education and fun.

The breadboard is populated with singe purpose (adder, integrator, ...) tiny electronic boards (PCB) - the so called __compute-modules__. Each module is powered via its pin-headers and provides the inputs and outputs to the breadboard. The connection between the modules is done by jumper-wires on the breadboard.

By positioning the compute modules in __data flow order__ (__graphic layout__) it is easier to follow the schematics and for most connections shorter cables (jumper-wires) can be used.

The __control module__ provides all necessary voltages and hosts a Raspberry Pi Pico (W) for control, ADC and DAC. An USB-connection can provide a connected PC with measured data. This builds the bridge to simple hybrid computing.

> See the WIKI for more details
## Design Study

To see how it look and how it can be handled a design study was made. Playing with the dummies gives more expiriance about size, pinout, components, cabeling on breadboard, ...

![X](image/designstudy1.jpeg)
![X](image/designstudy2.jpeg)
![X](image/designstudy3.jpeg)
![X](image/designstudy4.jpeg)
![X](image/LABC_Meas.svg)

> Note: The 'PCBs' are made of lasered paper sheets and are not functional.
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