Description
Tektronix 604A X-Y Monitor with 6.5 inch CRT and 2 MHz Bandwidth
From the manufacturer:
The Tektronix 604 is an X-Y monitor with a 6.5" CRT and 2 MHz bandwidth. It has differential X/Y/Z inputs with BNC connectors. Deflection is adjustable from 50—250 mV/Div, or up to 1.25 V/Div with an internal 5:1 attenuator.