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Summary of Contents for Shure SEK-2
- Page 1 SEK-2 Instruction Manual Stylus Evaluation Kit Manufactured by SHURE BROTHERS INCORPORATED 222 Hartrey Avenue Evanston, Illinois 60204 Copyright Shure Brothers Inc. 1978, Printed in U.S.A. (RE) 27A1339 (95A851)
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Page 2: Table Of Contents
TABLE OF CONTENTS PAGE ............. I. INTRODUCTION ........... II. INSTALLATION AND ADJUSTMENT ............A. Stylus Preparation ............B. Microscopeset-up ............Ill. STYLUS EVALUATION ............ STYLUS PRESERVATION ADDENDA .......................... - Page 3 ZOOM EYEPIECE LAM P SSEMBLY FOCU S MODEL SEK-2 MICROSCOPE...
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Page 4: Introduction
The Shure Model SEK-2 Stylus Evaluation Kit consists of a high-quality mi- croscope designed to evaluate the condition of phonograph cartridge stylus tips. The SEK-2 provides a visual indication of the amount of wear on stylus tips, enabling the customer to judge the necessity for replacing his stylus. -
Page 5: Installation And Adjustment
(terminal end of the cartridge) to the front. Never brush or wipe the stylus from front to back or side to side. NOTE: All Shure styli may be cleaned this way. For other brands of styli, obtain manufacturer's procedure before using the al- cohol solution, as permanent damage may result. -
Page 6: Microscopeset-Up
6W, 120V, candelabra base; testing cannot be performed unless both lamps are lit.) 5. If a Shure stylus is to be inspected, place the mounting block with stylus on the microscope stage. With the mounting block centered between the two raised socket-head capscrews and the mounting block pin located in the hole in the platform, the stylus tip should be almost directly below the objective lens. -
Page 7: Ill. Stylus Evaluation
Ill. STYLUS EVALUATION Once the stylus tip is in focus, wear spots should be visible which corre- spond to the points of contact of the record surface. At 120x magnification, the wear spots and the stylus tip are both in focus, resulting in so-called "cat's eyes"... - Page 8 GOOD SPHERICAL STYLUS WORN SPHERICAL STYLUS FIGURE 1A FIGURE 1B WORN ELLIPTICAL STYLUS GOOD ELLIPTICAL STYLUS FIGURE 2 8 FIGURE 2A...
- Page 9 GOOD HYPERBOLIC STYLUS WORN HYPERBOLIC STYLUS FIGURE 3A FIGURE 3 8 GOOD HYPERELLIPTICAL STYLUS WORN HYPERELLIPTICAL STYLUS FIGURE 4A FIGURE 4 8 A good reference check on stylus condition is to use a new replacement stylus as a standard. With the new stylus as a reference, it is easier to evaluate the condition of the used stylus.
- Page 10 GOOD SPHERICAL SLIGHTLY WORN BADLY WORN STYLUS SPHERICAL STYLUS SPHERICAL STYLUS FIGURE 5A FIGURE 5B FIGURE 5C SLIGHTLY WORN BADLY WORN GOOD ELLIPTICAL ELLIPTICAL STYLUS ELLIPTICAL STYLUS STYLUS FIGURE 6C FIGURE 6B FIGURE 6A BADLY WORN GOOD HYPERBOLIC SLIGHTLY WORN HYPERBOLIC STYLUS HYPERBOLIC STYLUS STYLUS...
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Page 11: Stylus Preservation
IV. STYLUS PRESERVATION The following recommendations will help the customer to maximize the life of his stylus. 1. Follow the turntable or tone arm manufacturer's instructions when adjusting antiskating force. 2. Do not handle the tone arm while it is in operation. Accidentally touching the tone arm while the turntable is rotating can cause the arm to sweep across the record. -
Page 12: Addenda
3. Remove present plug and connect 240-volt plug. C. Guarantee This Shure product is guaranteed in normal use to be free from elec- trical and mechanical defects for a period of one year from the date of purchase. Please retain proof of purchase date. This guarantee in- cludes all parts and labor.
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