Cover: Dr. Gail Massey of Oregon Graduate Center studies a YAG laser pulse stored and displayed on the 400 MHz 7834 Storage Oscilloscope. He wears a black suit and black shop goggles. Contents are outlined as follows: A big step forward for direct-view storage, Counter and oscilloscope combination makes difficult measurements, testing three-terminal regulators with a curve tracer, and Tektronix products get dirty, too! (Part II). As usual, block diagrams, graphics, and photographs accompany the text in a descriptive fashion.