Ferrite Core Noise Filter Model Number: UF-90(B) Manufacturer: Kaito Densi Performance: Noise Absorption Filter Removes, Cuts [Specifications] Standard: UF-90 Suitable Cable Diameter: Approximately 8mm - 9mm Body Color: Black Attachment Method: Clamp type (with stopper) Ferrite Core Section Core Dimensions (Measured Reference Values) Length: 26mm Thickness: 4mm Inner Diameter: 10mm Outer Diameter: 22mm Case Dimensions (Measured Reference Values) Height: 21.5mm Width: 20mm Length: 35mm Cable Hole Diameter: 8mm x 10mm Approximate Market Price: 250 yen The following are examples of countermeasures: AC Input Line: Set on the breaker input side of the distribution board AC input line to reduce noise intrusion from external inputs. AC cables for washing machines, refrigerators, etc.: Reduces the radiation of motor noise to the AC line. AC cable for microwave ovens: Reduces the radiation of ultrasonic oscillation noise to the AC line. The above countermeasures can reduce noise intrusion on TV screens, reduce noise in audio sound, and improve the S/N ratio, allowing high-precision, high-quality audio equipment to perform at its best. It can be used safely without generating heat. If there is a feeling of discomfort during a critical sound quality check, it can be easily removed. This is a listing of 9 items.