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NOVEMBER, 1931
Page 25
ANNOUNCING THE NEW
jWESTON
PHOTRONICCELL
In use and construction, the Weston PHOTRONIC CELL is different— utterly simple— and low in cost. Revolutionizing in operation, amazing in performance, the PHOTRONIC CELL reduces light sensitive cell applications to a new simplicity. Reliability increased . . . new fields opened . . . present developments advanced. The PHOTRONIC CELL sets an entirely new standard of performance. Write for Circular YY.
OUTSTANDING FEATURES
Highly sensitive.
High current output (approx. 5 mil
liamperes in direct sunlight — one
microampere per foot-candle). Operates relays directly. Unlimited life. No drifting. No deterioration. No batteries. No dark current. No readjustments of circuit. Non-microphonic. Withstands direct sunlight. Not easily damaged. Nothing to replace. Low in cost.
Vft M M !
ELECTRICAL INSTRUMENT CORP.
608 FRELINGHUYSEN AVENUE
NEWARK, N. J.
Outstanding Values
ARE AVAILABLE TO THE INDUSTRY IN
CANADY RECORDING EQUIPMENT
Here is the last word in quality and actual performance at a price you can afford. Model S was specially designed for real light weight portability. It is a marvel of simplicity and efficiency. We had the camera man in mind when we built it. Hence we say — you V can afford it.
CANADY RECORDING TUBES
are the latest and most sensational development in the recording industry — unique and startling in design, this new tube is conservatively estimated to expose from 400,000 to 500,000 feet of positive film with a pronounced extra gain of light heretofore impossible and producing quality of sound far be• yond present possibilities.
CANADY RECORDERS
Equipped with double filter of advanced design, eliminating "wows and flutter." Extra heavy shafts, hardened and ground — running in bronze and ball bearings. All gears and moving parts enclosed. Lamp holder with micrometer adjustments. Entire mechanism P last word in precision workmanship.
Specially Built Condenser
Microphones For
Recording Purposes
COMPLETE OR PARTIAL EQUIPMENT FURNISHED FOR ALL PURPOSES.
CANADY SOUND SYSTEMS HAVE WON
IMMEDIATE RECOGNITION FOR GENUINE
9 OUALITY THROUGHOUT THE WORLD V
CANADY RECORDING EQUIPMENT COMPANY
714 Leader Bldg.
Cleveland, Ohio