Rebuild an Altair 8800 Replica at Home
Rebuild an Altair 8800 Replica at HomeScience & Technology
kairenner-gh/slates
Last update 2 mo. agoCreated on the 21st of March 2026

Key Components and Sourcing for the Altair 8800 Replica

A guide to the critical components needed for a scratch-built Altair 8800 replica and where to source them in 2025.

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Intel 8080A CPU or NEC V20 compatible substitute

Original Intel 8080A chips are still available via eBay and specialty vintage IC dealers. Test each chip with an IC tester before installation. The 8224 and 8228 support chips are harder to find; buy extras if possible.