Rola Cone Re-Creator Cone

The Rola Cone Re-Creator loudspeaker (1926) addressed critical challenges in early audio engineering through innovative design. 

Core Design Innovations

• Piston-Like Operation: Unlike earlier cone designs, it mimicked a piston by pushing air columns rather than relying solely on vibrations, enhancing acoustic efficiency.
• Leather Suspension: Replaced rubber with thin leather for cone-edge attachment, improving durability across climates while maintaining flexibility for unrestricted motion (up to ¼ inch travel).
• Integrated Baffle System: Featured a large wooden ring to prevent rear soundwave interference, acting as both a sounding board and a baffle to minimize acoustic distortion.

Developed during the transition from horn to cone speakers, the Re-Creator exemplified Rola’s focus on refining electromagnetic designs. Its detachable cone-and-unit assembly allowed integration into custom cabinets, reflecting evolving consumer audio preferences. The 1926 model also predated field-coil advancements (introduced ~1928), marking it as a transitional product in loudspeaker evolution.

The Rola Cone Re-Creator was popular in the United States and exported worldwide, including to Australia. Rola's global reach was facilitated by its expansion into international markets.

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