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Table of contents for the manual
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Page 1
KRAMER ELECTRONICS LTD. USER MAN UAL MODEL S: SPK - C411 Closed - back Ceiling Spe akers SPK - C412 Closed - back Ceiling Spe akers P/N: 2900 - 3 00 1 88 Rev 1[...]
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SPK - C411 / SPK - C4 12 – C onten ts i Conte nt s 1 Introduct ion 1 2 Getting S tarted 2 2.1 Achi eving the Best Performance 2 3 Overview 3 4 Your Closed - back Ceiling Speakers 4 5 Installing the Closed - back Ceiling Speakers 6 5.1 Choosing t he Best Location 6 5.2 Cutti ng the Ceil ing Tile 6 5.3 Mounting the SPK - C411 / SPK - C412 Speakers [...]
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SP K- C411 / SPK - C4 12 - I ntr oducti on 1 1 1 Intr oduction Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been providing a world of unique, creative, and affordabl e solutions to the vast range of problems that confront video, audio, presentation, and broadcasti ng professionals on a daily basis. In recent years, we have rede[...]
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2 SPK - C411 / SPK - C4 12 - Get ting Start ed 2 Getting Start ed We recommend that you: • Unpack the equipment careful ly and save the original box and packaging materials f or possible future shipment • Review the contents of this user manual • Use Kramer high - perfo r manc e high - resolution cables Go to http ://w ww .kra merele ctron ic[...]
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SP K- C411 / SPK - C4 12 - Overvie w 3 3 3 Ove rvi ew The SPK - C411 / SPK - C412 Clos ed - back Ceiling speakers cons ist of a pair of high performance closed back speakers . The pair can be mounted on the ceiling, as well as via a ceiling mounting kit used to safely secure the speakers to the ceiling. The speakers are defined in the following tab[...]
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4 SPK - C411 / SPK - C4 12 - Y our C lose d - back C eili ng Spea kers 4 Your Cl osed - bac k Ceiling S peakers Figure 2 define s the SPK - C411 / SPK - C412 . Fig ure 2 : SPK - C4 11 / SPK - C412 C lose d - back Ceilin g Speak er The following table defi nes the C los e d - back Ceili ng speaker hardware items (per speaker pair) for each model in [...]
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SP K- C411 / SPK - C4 12 - Your C los ed - back C eili ng Sp eakers 5 5 Each Closed - back Ceiling speaker is s upported by a C - ring and t wo tile rails . T he tile rails prevent the s peakers from fal ling if t he tile i tself comes out or fal ls apart , as their ends catch onto the T - grid . When mount ing onto the c eiling t iles, use both su[...]
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6 SPK - C411 / SPK - C4 12 - Instal ling the Cl osed - back Ceil ing S peaker s 5 Insta lling the Closed - back Ceiling Speakers This section explains how to install t he SPK - C 411 / SPK - C412 clos ed - bac k cei ling speakers, t hat is: • Choosing the best place to locate your speakers (see Sec t i on 5.1 ) • Cutting t he ceiling t ile (see[...]
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SP K- C411 / SPK - C4 12 - Install ing the Cl osed - back Ceil ing S peaker s 7 7 Do not nail or st aple the s peaker wires . If you are mounting the speakers onto a ceiling til e, remove the ceiling tiles where you plan to install the speakers. Use the templat e to trace and then cutout the speaker hole over an empty box . The close d - back ceili[...]
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8 SPK - C411 / SPK - C4 12 - Instal ling the Clos ed - b ack C eilin g Spea kers 2. Place the tile rails on the tile and snap them into the two tabs on the C - ring. Align the rails so that the ends extend over the T - channel grid. 3. Insert a screw through each tab on the C - ring to s ecure the rails. 4. Connect the s peaker wires to t he approp[...]
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SP K- C411 / SPK - C4 12 - Install ing the Cl osed - back Ceil ing S peaker s 9 9 8. Tighten the mounting tabs by turning the screw counter clockwise (see Figure 6 ). The firs t qua rter t urn, rot ates the ta b ou twards, and th e foll owing turns ti ght en t he tabs to the rear si de of t he ceil ing s urface When tighteni ng the mounting tabs, t[...]
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10 SPK - C411 / SPK - C412 - Inst allin g t he Clos ed - back Ceilin g Spea kers 11 . I nstall t he grill es to the speak ers: Push the grille fastener int o the hole in front of the baffle Press the grille into place until the front of the grille is flush with the rim of the baffle Check that the grille is securely seated To remove the[...]
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SP K- C411 / SPK - C4 12 - Techni cal Sp ecific atio ns 11 11 6 Technical Specifications SPK - C411 Audio and Power DESCRIPTION: 2- way ceili ng speak ers wit h metal back can HIGH FREQUENCY DR IVER: 1/2" MYLAR dome twe eter LOW FREQUENCY DR IVER: 4” Pol ypropyl ene c one with rubb er ed ge woofer IMPEDANCE: 4Ω DISPERSION COVERAGE: 75 ˚ - [...]
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12 SPK - C411 / SPK - C412 - Tech nical S peci ficati ons SPK - C412 Audio and Power DESCRIPTION: 2- way ceili ng speak ers wit h metal back can HIGH FREQUENCY DR IVER: 1/2" MYLAR dome twe eter LOW FREQUENCY DR IVER: 4” Pol ypropyl ene c one with rubb er ed ge woofer IMPEDANCE: 8 Ω DISPERSION COVERAGE: 75 ˚ - 100° @(2 000H z) CROSSOVER FR[...]
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For the latest informat ion on our produc ts and a list of Kramer d istributors, visit our Web sit e where updat es to this user man ual may be foun d. We w el co me y ou r q ues t i on s, co mmen t s , a n d f eed b ack . Web site: ww w.kramerelec tronics.com E- mail: info@ kramerel.com P/N: 2 9 0 0 - 3 0 0 1 8 8 Rev: 1 ! SAF ETY WAR NI NG Discon [...]