TICKER TAPE TIMER
CAT. No. VE/PHY/00149
Ticker Tape Timer – A.C.: Operates on 12V A.C. The timer employes electromagnet, with spring loaded armature which vibrates above a support table for a carbon paper disc. Paper tape, drawn through guides on the table, is struck by a dotting screw carried on the armature. Additional with extra guides accommodate 4.5 mm external diameter rubber tubing for the ‘Pearls in air’ water drop experiment. The peg on the support table is movable to allow maximum use of carbon paper discs. Supplied with 90m roll of tape and carbon paper discs.
The ticker tape Timer produces dots spaced at 1/50 or 1/60s intervals depending on main frequency.
Ticker Tape Timer – D.C.: As similar to above, but operates on 12V D.C. Produces dots at 1/50s intervals only.
a) Ticker tape, width 9.5mm, in rolls approx. 300meter long.
b) Carbon paper Discs. Pack of 100.