The D/A diaries: A personal memoir of engineering heartache and triumph Design How-To 2/20/2002 Post a comment It's 10 PM. You haven't slept or eaten properly for days. Hands shaking, you solder the lead frame of the new device to its test board: No chance of some loose connector fixture wrecking your measurements. All the confidence you thought you had before tapeout, simulating this over and over until you though you'd puke, now gives way as your mind imagines the worst-possible scenarios. In a moment, you'll know the truth... Planet Analog is pleased to present "The D/A diaries."