A detailed examination of the data was made at ERL and the following modifications were made on the gages used on Operation TEAPOT. ) Revision of the turntable drive bearing system. mr 2) Pad | LM/ eliminate the motor reduction gear backlash and slip at the couplings. (3) An improved method of mounting the recording disc to ia ' (4) Research on the control of quantity and kind of i Mo (5) Revising the specifications on the placement of the iA rN i —_ prevent its cracking under shock, damping material best suited. stylus arm on the capsule to insure that it moves parallel to the plane of the turntable. — Wu i An improved coupling tetween turntable and motor to U in C iby i il LU 17

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