Digital energy saver boxes that claim to reduce your power bill by up to 50%, are…
SPOILER ALERT:
Complete bullshit.
Forum 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: …