Sound in Electronic Gambling Machines - Game Sound Technology and Player Interaction: Concepts and Developments - page 21

ning, and therefore leads to significantly longer
playing times (Parke & Griffiths, 2006).
Reward Schedule: A schedule of pay-off or
rewards tied to timings or game actions, resulting
in a series of emotional peaks and valleys to keep
a player interested in a game.
Rolling Sound: The music or sound effects
that are played when a player wins a round on a
slot machine. The length of the sound (its roll) is
tied to the amount of the win, with longer sounds
rolling for longer times.

other gamblers and passersby may also take
gamers' attention away from the machines.

2

For instance, a reward schedule is built into
Too Human . Personal conversation, Denis
Dyack of Silicon Knights, St. Catherines,
Ontario, 2008. See Hopson, 2001.

3

There are different versions of the game
available, including a “progressive slot”
with varying jackpots, a 25-line slot with
a max bet of 1,250 credits and a payout of
500,000 credits.

4

Thanks to the anonymous reviewer of the
chapter for this idea.

ENDNOtEs

5

Commission on Behavioral and Social
Sciences and Education Committee on the
Social and Economic Impact of Pathologi-
cal Gambling. (1999). Committee on Law
and Justice. Commission on Behavioral and

1

It is a common practice for many avid slot
machine gamers to play multiple, adjacent
machines simultaneously. Further, activities
like drinking, smoking and interaction with