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TELE-TECH & - AmericanRadioHistory.Com

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COURTESY GENERAI. ELECTRIC CO<br />

ype 970 Potentiometers<br />

here performance and reliability<br />

The recently announced Carboloy Machinability <strong>Com</strong>puter<br />

promises to make the life of the tool engineer much less complicated.<br />

This compact instrument provides quick, simple answers<br />

to specific metal- cutting problems. Seventeen variables, including<br />

cutting speed, depth of cut, tool life, feed, metal removal rate and<br />

horsepower, can be determined accurately through use of the<br />

<strong>Com</strong>puter.<br />

Every part and component built into this "machining computer"<br />

had to meet stringent electrical -performance standards.<br />

In particular, General Electric engineers had to be certain that<br />

all known quantities would be correctly conveyed to the computer<br />

input circuits. That is why General Radio Type 970<br />

Precision Potentiometers were specified for all fifteen of the<br />

panel function controls used to establish the input conditions.<br />

Dependable, trouble -free operation is of necessity high on<br />

the list of specifications for any computer. Precision G -R<br />

Potentiometers are suited for computer use: because, they<br />

are sturdy and versatile ... have superior resistance char -<br />

acteristics...feature a -c performance which is substantially<br />

better than that found in higher -precision types... and<br />

finally, they are very low in cost for value received.<br />

GENERAL RADIO <strong>Com</strong>pany<br />

275 Massachusetts Avenue, Cambridge 39, Massachusetts, U.S.A.<br />

90 West Street NEW YORK 6 8055 13th St., Silver Spring, Md. WASHINGTON, D. C.<br />

1150 York Road, Abington, Pa. PHILADELPHIA<br />

920 S. Michigan Ave. CHICAGO 5 1000 N. Seward St. LOS ANGELES 38<br />

We Sell Direct. Prices are net,<br />

f.o.b. Cambridge or West Concord, Mass.<br />

Not "Just Another<br />

Potentiometer!"<br />

The<br />

teasonb al quality built<br />

Potentiometers<br />

ries is a result t of uniqupc;ty used ao th epmaterials manufacturing<br />

a simplicity vet<br />

vides utmost.<br />

performance f esign,<br />

This thoroughly<br />

previously<br />

*Linearity not product are<br />

Better<br />

available<br />

pro-<br />

nteen Stock Resistances 2 %ffor smaller<br />

siz s<br />

*Ratings<br />

from<br />

from<br />

* 2 to 20<br />

1 r<br />

Wattto 500,000 ohms<br />

Diameter<br />

*Prices to gr:40`Ambient<br />

*High Resolution 53.10 to $10.00<br />

*Total<br />

*Low Enclosure Electrical<br />

Pr Noise *External<br />

VERSATILITY assure _ In Connections<br />

addition to<br />

units<br />

be<br />

[ion _ provided on<br />

Potentiometers<br />

as<br />

all-metal close special order with: 360° stocked,<br />

or<br />

standard -<br />

metal-filled along mechanical<br />

shafts 8<br />

_ enure<br />

meal<br />

winding wind! rota -<br />

line<br />

resistance functions<br />

_<br />

tolerances special<br />

offered<br />

better other<br />

values<br />

d<br />

than<br />

other<br />

when quantities t than wear standard. _<br />

Attractive l resistance are sufficient and<br />

to warrant special be<br />

production.<br />

Write for POTENTIOMETER<br />

Bulletin

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