Gates Classic 3 Speed Aluminum Strobe Disc. 60Hz (USA). For all turntables. Very lightweight aluminum, self-adhesive decal. Affixes directly to your turntable mat or platter. Size: 93mm or about 3 1/2". This is a GAR exclusive! • 78.26 rpm 60Hz • 45 rpm 60Hz • 33.33 rpm 60Hz

50Hz Aluminum 3 Speed (33/45/78rpm) Strobe. Small center hole for short spindle. Size: 9 cm. Made by Goldring/Lenco, see picture.

Digital Speed Readout Speedstrobe by KAB. A battery-operated strobe light with precision quartz-controlled circuit with digital speed readout. Speeds 16,33,45, 70-90RPM. (14 Total Speeds) 99.99% Accurate. 9v battery required, not included. Great for Service Centers, Audio Reviewers, Phonograph Collectors, and Audiophiles. Retails $99.95 your price $89.95

When illuminated by incandescent or florescent lighting, the strobe lines will stand still at the appropriate speeds. Speeds checked are 16-2/3, 33-1/3, 45, and 78 rpm. Made from study thin gauge cardboard.

SUPER STROBE 12 speed stroboscope disc (printed on sturdy cardboard-requires trimming). Illuminate disc on turntable with incandescent or florescent light. For appropriate speed, adjust pitch control for minimum motion in speed band.