Atlas Sound C10A Series Users Manual
C10A Series to the manual 3c654582-16f4-4905-b5d3-c2bb084b7330
2015-02-06
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8” DUAL CONE LOUDSPEAKER AVAILABLE WITH TRANSFORMER ONE C10A Series FEATURES • Acoustically Proven, General Purpose 25-Watt Loudspeaker • Includes Choice of Factory-Installed Line-Matching Transformer • Ideal for Multi-Purpose Commercial, Industrial and Institutional Use • Mounts a Wide Selection of Atlas Sound Baffles APPLICATIONS Utilize Atlas Sound’s Model C10A, 8" dual-cone loudspeaker for dependable voice, music and signal reproduction in commercial, industrial and institutional communication systems. It is the industry standard for performance and service reliability in general purpose applications. Model includes a choice of eight factory-installed line matching transformers to meet a wide range of project requirements. (For more information on Atlas Sound transformers, see sales sheet #SL1-1369.) C10A SPECIFICATIONS Size: 8" (203mm) Power Handling: 25 Watts Peak, 15 Watts RMS Sensitivity: 97dB Peak, 94dB Average Impedance: 8 Ohms Nominal, 8 Ohms Minimum Frequency Response: 45Hz-19kHz Nominal, 85Hz-8kHz +5dB Dispersion: 105˚ (2 kHz Octave Band, -6dB Points) Diameter & Depth: 8.125" (205mm) Dia. & 2.875" (73mm) Deep Mounting Dimensions: 7.625" (194mm) Bolt Circle Cone Material: Treated Paper Surround Material & Damping: Damped Self Edge Flux Density: 10,600 Gauss, 1.06 Tesla Magnet Weight: Nominal, 10 oz. (260g) Basket Material: Stamped Plated 20 ga. CRS VC Diameter: 1" (25mm) VC Material: Copper VC Former Material: Black Anodized Aluminum VC Winding Width: .225" Top Plate Thickness: .239" Weight: 32 oz. (908g) THIELE-SMALL PARAMETERS Pe: 15 Watts Qes: .95 Fs: 125Hz Qms: 5.2 BL: 7.9 N/A Xmax: .05" Resistance: 7.3 Ohms Efficiency: 1.9% Vas: .32 (ft3) Qts: .80 SPKR./ XFMR. MODELS INCLUDES XFMR. C10AT25 GENERAL DESCRIPTION Model C10A is a dual cone, 25W 8" (203mm) loudspeaker with a 10 oz. (260g) ceramic magnet. It includes a curvelinear, treatedpaper cone for lower harmonic distortion. The loudspeaker is also equipped with a full 1" diameter copper voice coil with a blackanodized aluminum former for better power dissipation. Model C10A operates within a frequency response range of 45Hz to 19kHz with a sensitivity of 97dB and a dispersion angle of 105˚. It mounts a wide variety of Atlas Sound round and square baffles and enclosures to meet functional and aesthetic application requirements. Sd: 33.2 (in2) Le@1kHz: .36 mH Mms: .39 oz. Cms: .024 in./lb. TRANSFORMER SPECIFICATIONS PRIMARY VOLTAGE XFMR. FREQUENCY RESPONSE PRIMARY TAPS (WATTS) SECONDARY IMPEDANCE INSERTION LOSS CORE SIZE POWER RATING LT-25 25V 100Hz - 10kHz, ±1.5dB .5, 1, 2 & 5 8Ω 1.5dB ⁄2" x 5⁄8" (13 x 16mm) C10AT70 LT-70 70.7V 100Hz - 10kHz, ±1.5dB .5, 1, 2, & 5 8Ω 1.5dB 1 5W ⁄2" x 5⁄8" (13 x 16mm) C10AT72 LT-72 25/70.7V 100Hz - 10kHz, ±1.5dB .5, 1, 2 & 4 8Ω 1.5dB 1 5W ⁄2" x ⁄8" (13 x 16mm) 4W 1 5 Specifications subject to change without notice 1601 JACK MCKAY BLVD. / ENNIS, TEXAS 75119 U.S.A. TELEPHONE: (800) 876-3333 / FAX (800) 765-3435 AtlasSound.com 71 © 2006 Atlas Sound LP Printed in U.S.A. 00706 ATS002420 RevA 07/06 SL1-1542 ARCHITECT & ENGINEER SPECIFICATIONS Unit shall be Atlas Sound 8" loudspeaker Model ______ or loudspeaker/transformer combination Model ______ (utilizing linematching transformer Model ______). It shall have a (10 oz.) ceramic magnet and a seamless cone. Frequency response range shall be _____________. Sensitivity shall be _______. Voice coil shall be black anodized aluminum to help dissipate heat, have an impedance of 8 Ohms and a diameter of 1" (25mm). Transformer primary voltage shall be ____ with a frequency response range of _______. Insertion loss shall not exceed ____. FREQUENCY (Hz) C10A: Impedance C10A: Frequency Response FREQUENCY (Hz) FREQUENCY (Hz) C10A : Fundamental vs 2nd & 3rd Harmonic (Raised 20dB)@ 1 Watt C10A: Frequency Response Overlay at 0, 15, 30 & 45 degrees Octave Bands Normalized to Zero On Axis Specifications subject to change without notice 1601 JACK MCKAY BLVD. / ENNIS, TEXAS 75119 U.S.A. TELEPHONE: (800) 876-3333 / FAX (800) 765-3435 © 2006 Atlas Sound LP Printed in U.S.A. 00706 AtlasSound.com ATS002420 RevA 07/06 SL1-1542
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