In this video, the speaker unveils the HP 9825A, discussing its history as a calculator-computer hybrid. They explore its features, test its power supply, and highlight plans for circuit upgrades, inviting viewers to engage with their restoration process.
In this episode of Classic Microcomputers we get in a Hewlett Packard 9825a. This amazing computer, but billed as a calculator – instrument controller is bad shape. Come watch as we unpack and then disassemble this unit. In this part, we are working to test and pull the power supply to check for the crowbar circuit. Let’s go!
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