Pioneer | Ev51

Enter the (a model in Pioneer’s “industrial” line, following the earlier stationary EV-50). The engineering challenge was monumental. A standard LaserDisc player spins a 12-inch platter at 1,800 RPM (for NTSC). To make that portable, you’d need shock absorption, a miniaturized optical pickup, a stable gyroscopic mechanism, and a display that could do the format justice. The result was a device that felt less like a Walkman and more like a portable radar station. Anatomy of a Beast Open the EV51’s latch, and the lid swings up to reveal a 5-inch, 4:3 monochrome CRT . That’s right— monochrome . In 1987. This is the first of many head-scratching compromises. The LaserDisc format stored full-color composite video, but the EV51’s screen was black-and-white. Why?

But move the device. Sneeze near it. Set it down too hard. The laser will skip. The EV51 has rudimentary shock protection (a compliant laser mount and a heavy flywheel effect from the spinning disc), but it is not a walk-about device. It’s transportable , not portable. You set it on a desk, a car seat, or a plane tray table, and you do not disturb it. The EV51 was introduced at a price of approximately $1,000 in 1987 (nearly $2,700 today). The discs were rare, expensive, and available only from Pioneer or specialty publishers. The battery life was under an hour. The screen was monochrome. And just two years later, the first portable VCRs (like the Sony GV-8) arrived with color LCDs, 2-hour tapes, and a fraction of the weight. pioneer ev51

By 1990, the EV51 was discontinued. Estimates suggest fewer than were ever manufactured, mostly sold in Japan and select European markets for industrial training. The 8-inch LaserDisc format died with it. Enter the (a model in Pioneer’s “industrial” line,