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Suggested coupling arrangement for "Pulse Techniques #518 LP and #518 HP Filters" using two Peerless or similar type matching transformers to provide proper matching between pre-amplifier and power amplifier (4th channel only) in Altec Lansing Stereophonic Sound Systems for "Around The World In 80 Days" 35mm - 4-Magnetic Track Print Version, NOTE: This same.suggestion is to be used where the Stereophonic Sound System 4th Channel Power Amplifier is a Motiograph Type - MA 7505-T type.

Submitted by: Michael Todd Co., Inc, - Engineering Division

F. Wt. Boettcher 10-30-57