Get up to 10 times greater spectral output with Westinghouse hollow cathode devices. Just use in present absorption spectroscopy equipment.
Do this, and your same equipment gains new sensitivity, resolution, and operating simplicity. Because Westinghouse devices are state-of-the-art... unmatched by even the most advanced competitive line. They give you highest spectral output plus superior output stability over a longer life. Westinghouse Hollow Cathode devices cover 68 elements, with many multi-element types available. And they plug in like radio tubes—no alignment problems, no special power supply. We have over 400 vacuum electronics engineers who want to help you. So if you need data, don't hesitate. Write Westinghouse Electronic Tube Division, Elmira, N.Y. 14902. ET-4004
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