If we had to pick one part to crown as the universal component in the world of analogue electronics, it would have to be the operational amplifier. The humble op-amp can be configured into so many ...

Dyer's article on simulation of the 12AX7 and the K2-W vacuum-tube op amp. 1. The model for the K2 ... please subscribe to our Electronic Design Today newsletter.

and there’s a slew of last-minute entries we need to go through. Check out the competition and stay tuned to find out who the judges pick for op-amp design glory!