Show i. i l f E J ry 1 L K BEEP TESTER Western Electrics Electric's Kathryn Elliot feeds coins into a component for Bell System coin telephones and listens for beeps and tests for the rejection of counterfeit money Coin Telephones Require Checkout Before Service How smart does a phone have to be Pretty smart if its it's a coin telephone According to Dick Young sales manager for Mountain States Telephone Company Utah has more than 2600 public phones phone plus additional additional additional addi addi- portable units which are set et up for large crowds He I mentioned that the demand for public phones in Utah has steadily steadily steadily stead stead- ily increased since 1963 No phone is vandal proof but Western Electric manufacturing manufacturing manufacturing turing and supply unit of the Bell System tries to make them rugged and accurate so the public public public pub pub- lic gets the service it pays for The health and honesty of each phone is checked before it goes into service Like a healthy baby the coin phone should make noises It rings and of course reproduces reproduce v voice 0 ice Founds sounds it it also should beep after being fed The beeps come from the phones phone's electronic accountant called a and they signal whether nickels dimes or quarters have been used The is examined un un- un- un der a jewelers jeweler's magnifying glass for imperfections If it passes scrutiny Western Elec- Elec ric employees further test it by dropping coins through it while listening to its beeps with earphones At M the same time they check an oscilloscope to see that the duration of each beep meets a tolerance of a afew afew afew few thousandths of a second A All II told the gets 35 separate tests The is not the only extra in the coin phone There is also the chute through which coins drop from the single slot at the top of the instrument By electric and magnetic means the chute separates coins of different value and re rejects rejects rejects re- re counterfeit coins Improvements are continually continually continually ally being made in coin telephone telephone telephone tele tele- phone service Young said Western Electric is now putting a new model of the coin phone through testing It hay ha twelve buttons for Touch-Tone Touch calling In addition to ten numbers there are two buttons marked and for use in a computerized world |