A tribute to scientific classics, the Rakowski MWO multi-frequency oscillator, merging historical significance with aesthetic craftsmanship. Constructed with high-hardness fiberglass substrate, ensuring durability and resilience. Features a pure copper base with tin plating or immersion gold finishing, enhancing conductivity and providing properties. Exquisite craftsmanship results in a uniform and delicate metal layer, to oxidation for long-term storage. commemorative design, perfect for display, gifting, or private collection, combining with technological sophistication. This product is a blend of science and art, designed for those who appreciate the beauty of scientific history. With a diameter of 30cm, it serves as a stunning decorative piece or a thoughtful academic gift. The high-quality materials and meticulous craftsmanship that it stands the test of time, making it a valuable addition to any collection. Color: As Shown Material: Fiberglass+Metal Package Contents: 1*Lakhovsky MWO Disc with Bracket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.