Produced from 1972 to (?)
The Tektronix 655 is an NTSC/PAL-M color video monitor with a Trinitron tube, introduced in 1972.
Sister models: 650 (NTSC), 651 (PAL), 652 (PAL-M), 654 (RGB), 656 (SECAM), 659 (PAL/PAL-M)