What’s inside a $250,000 1980’s vintage IBM server hard drive used in banks?
1989 vintage Model 3390 mod2 1.89GB or 3.78GB
Forum Topic HERE
Podcast: Download
What’s inside a $250,000 1980’s vintage IBM server hard drive used in banks?
1989 vintage Model 3390 mod2 1.89GB or 3.78GB
Forum Topic HERE
Podcast: Download
The TOP 5 Jellybean 7440 and 4000 series logic chips. Forum: https://www.eevblog.com/forum/blog/eevblog-1611-top-5-jellybean-7400-4000-logic/ Schmitt Trigger video: …