Descrizione
Dayton Audio Reference Series paper cone drivers combine class-leading low distortion performance with super smooth frequency response due to the use of a proprietary cone blend. Highlights * Similar cosmetics and design features as original Reference Series with low-distortion motor, 6-hole cast frame, rubber surround, and solid aluminum phase plug * Perfect as a woofer, midwoofer, or dedicated midrange driver * Three-part paper composite diaphragm featuring paper, Kevlar, and glass fibers * 6 mm of Xmax and 88.2 dB sensitivity Product Details Dayton Audio RS180P-4 7″ Reference Paper Woofer 4 Ohm The performance of the original groundbreaking Reference Series from Dayton Audio, now available with a paper cone! The Reference Series Paper drivers use a proprietary paper cone formulation combining natural paper pulp and synthetic Kevlar® and glass fibers to create an advanced non-woven fiber composite that delivers the perfect combination of excellent detail and smooth, natural sonic character, plus a distinctive, classy look. PRODUCT SPECIFICATIONS Nominal Diameter 7″ Power Handling (RMS) 60 Watts Power Handling (max) 90 Watts Impedance 4 ohms Frequency Response 35 to 8,000 Hz Sensitivity 90.8 dB 2.83V/1m Voice Coil Diameter 1.5″ THIELE-SMALL PARAMETERS Resonant Frequency (Fs) 37.7 Hz DC Resistance (Re) 3.1 ohms Voice Coil Inductance (Le) 0.47 mH Mechanical Q (Qms) 1.98 Electromagnetic Q (Qes) 0.48 Total Q (Qts) 0.39 Compliance Equivalent Volume (Vas) 0.96 ft.³ Mechanical Compliance of Suspension (Cms) 1.21 mm/N BL Product (BL) 5.03 Tm Diaphragm Mass Inc. Airload (Mms) 14.8g Maximum Linear Excursion (Xmax) 6 mm Surface Area of Cone (Sd) 126.7 cm² MATERIALS OF CONSTRUCTION Cone Material Paper / Kevlar Surround Material Rubber Basket / Frame Material Cast Aluminum Magnet Material Ferrite MOUNTING INFORMATION Overall Outside Diameter 7.11″ Baffle Cutout Diameter 5.75″ Depth 3.19″ Bolt Circle Diameter 6.63″ # Mounting
Similar cosmetics and design features as original Reference Series with low-distortion motor, 6-hole cast frame, rubber surround, and solid aluminum phase plug
Perfect as a woofer, midwoofer, or dedicated midrange driver
Three-part paper composite diaphragm featuring paper, Kevlar, and glass fibers
6 mm of Xmax and 88.2 dB sensitivity
