Sankyo Sound XL-420 Supertronic

marketed in 1979

sound and silent super 8 cartridge

lens: Sankyo Zoom Macro f: 1.2 \ F: 9.2-37 mm

zooming ratio: 4x

focusing: manual, split image, 1.5 m to infinity

macro focusing: 0.05 to 1.5 m

zooming: auto and manual

filter size: ?

viewfinder: single-lens reflex with adjustable eyepiece

exposure: auto and manual exposure control; TTL EE, CdS photocell

film speed: daylight: 25 to 250 ASA; tungsten: 40 to 400 ASA

CCA filter: built-in 85A filter, with filter control switch

backlight control button: yes

filming speed: 18, 24 fps, single frame

shutter opening angle: 220 degrees

fading: auto fade-in/fade-out

sound: single-system, magnetic recording on super 8 film

recording level control: auto

sound sockets: Microphone, Monitor, Auxiliary

cue light: yes

remote control socket: yes

cable release socket: no

movie light socket: screw type

accessory shoe: yes

flash synchronization socket: yes

film counter: yes

handle: retractable, chamber for penlight batteries

battery check button: yes

film drive motor: DC micromotor

power source: 6 x AA batteries only

weight: 1140 g

dimensions: 61 x 126 x 236 mm

tripod socket: 1/4"

made in Japan by Sankyo Seiki