Heavy-Duty (and heavy!) professional video monitor made by Sony Trinitron in 1981.

　　Very good condition, fully functional.

　　Front panel controls include:

　　* Power switch

　　* BRT brightness control

　　* CONTR contrast control

　　* COLOR control

　　* INPUT select switch (A / B)

　　* SYNC select switch (INT / EXT)

　　* MODE switch (AUTO / COLOR / MONOCHROME)

　　* SCAN switches (NORMAL / DELAY / NARROW) and Other modes

　　Behind the front panel access door, there are:

　　RED SCREEN BIAS and GAIN controls, and ON/OFF Switch

　　GREEN SCREEN BIAS and GAIN controls, and ON/OFF Switch

　　BLUE SCREEN BIAS and GAIN controls, and ON/OFF Switch

　　V SIZE control

　　V HOLD control

　　OPERATE / SET UP Switch

　　H SIZE control

　　HUE control

　　Back panel has:

　　CHANNEL-A VIDEO IN and OUT BNC connectors

　　TALLY DIN connector (75 ohms) with OFF / ON Switch

　　CHANNEL-B VIDEO IN and OUT BNC connectors

　　TALLY DIN connector (75 ohms) with OFF / ON Switch

　　EXT SYNC IN and OUT BNC connectors

　　75 ohms OFF / ON Switch

　　AC Cord input

　　19 inches wide x 16 inches deep by 12.25 inches high.