Speaker Information

Synergistics

A black and white Syngergistics Speaker Sales Brochure for the S12B, S22B, S23, S33, S46, S51C, S53, S63, and S73 model speakers. This brochure is from the mid 1970's.

A color Syngergistics Speaker Sales Brochure for the S-12A, S-22A, S-32A, S-42A, S-51A, S-52A, S-62A, and S-72A model speakers. This brochure is from the mid 1970's.

Wharfedale

Comparator Wharfedale Achromatic Loudspeaker Systems brochure detailing the W90D, W70D, W60D, W40D, W30D, and W20D model speakers. This brochure is from approximately 1967.

Wharfedale Assembly Instructions Unit 5 Kit

Technics SL-1300 MK2 Information

78 rpm Modification for SL-1300 MK2

Modification that allows operation at 78 rpm while maintaining all functions. Full modification allows display of 78 on display and operation by pressing and releasing both the 33 and 45 speed buttons simultaneously.