How many ohms is considered an open circuit?

Understand open circuits: incomplete electrical paths that halt current flow. Learn why they happen, how to test with a multimeter, repair tips, and key differences from short circuits.
Is there a free PCB design software?

Discover truly free professional PCB layout software like KiCad & EasyEDA. Full features, no paywalls. Perfect for beginners to experts. Start designing complex boards today.
What is a HDI PCB?

HDI PCBs use micro-vias & dense layouts to create smaller, faster, more reliable electronics. Ideal for space-constrained, high-performance devices like phones and servers.