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Technical Specifications

6 Technical Specifications

Table 4

and

Table 5

include the technical specifications

Table 4: Technical Specifications of the SPK-CC678

of the closed-back

ceiling speakers:

DESCRIPTION:

2-way co-axial speaker

HIGH FREQUENCY DRIVER:

1” MYLAR dome tweeter

LOW FREQUENCY DRIVER:

6.5” Polypropylene cone with rubber edge

woofer

IMPEDANCE:

CROSSOVER FREQUENCY:

8kHz

SENSITIVITY:

87dB

FREQUENCY RESPONSE:

55Hz to 20KHz

POWER RATING:

30W nominal, 60W Max.

RECOMMENDED AMPLIFIER POWER:

30W

WEIGHT PER SINGLE SPEAKER:

2.85kg (6.28lbs) approx.

SHIPPING WEIGHT (FOR PAIR):

8kg (17.64lbs) approx.

DIMENSIONS (OD):

25.2cm (9.92")

CUT OUT SIZE (MOUNT DIMENSION):

22.3cm (8.78")

MOUNT DEPTH:

19.5cm (7.68”)

ACCESSORIES:

Ceiling mounting kit

Table 5: Technical Specifications of the SPK-CCV448 and the SPK-CCV444

SPK-CCV444

SPK-CC448

DESCRIPTION:

2-way co-axial speaker

HIGH FREQUENCY DRIVER:

1” MYLAR tweeter

LOW FREQUENCY DRIVER:

4” Polypropylene cone with rubber edge woofer

IMPEDANCE:

CROSSOVER FREQUENCY:

10kHz

SENSITIVITY:

85 dB

85dB

FREQUENCY RESPONSE:

85-20KHz

95-20KHz

POWER RATING:

20W nominal, 40W

Max.

20W nominal, 40W

Max.

RECOMMENDED AMPLIFIER POWER:

20W

WEIGHT PER SINGLE SPEAKER:

2.2kg (4.85lbs) approx.

SHIPPING WEIGHT (FOR PAIR):

6kg (13.23lbs) approx.

DIMENSIONS (OD):

25.2cm (9.92")

CUT OUT SIZE (MOUNT DIMENSION):

22.3cm (8.78")

MOUNT DEPTH:

10.8cm (4.25”)

ACCESSORIES:

Ceiling mounting kit

1 Specifications are subject to change without notice

Содержание SPK-CC678

Страница 1: ...Kramer Electronics Ltd USER MANUAL Models SPK CC678 Closed back Ceiling Speakers SPK CCV448 Closed back Ceiling Speakers SPK CCV444 Closed back Ceiling Speakers ...

Страница 2: ...d back Ceiling Speaker 4 Figure 3 SPK CCV448 SPK CCV444 Closed back Ceiling Speaker 4 Figure 4 Closed back Ceiling Speaker Schematic Diagram 6 Figure 5 Installing the Closed back Ceiling Speakers 8 Figure 6 Plugging and Securing the Cable 9 Figure 7 Tighten the Mounting Tabs 9 Figure 8 Adjust Tap Selector for the SPK CC678 10 Tables Table 1 Closed back Ceiling Speakers Definition 2 Table 2 Closed ...

Страница 3: ...ntation venues The package includes the following items SPK CC678 and or SPK CCV448 and or SPK CCV444 Mounting kit This user manual2 2 Getting Started We recommend that you Unpack the equipment carefully and save the original box and packaging materials for possible future shipment Review the contents of this user manual Use Kramer high performance cables3 1 GROUP 1 Distribution Amplifiers GROUP 2...

Страница 4: ...nting kit used to safely secure the speakers to the ceiling Table 1 defines the Closed back Ceiling speakers Table 1 Closed back Ceiling Speakers Definition Name Diameter Resistance Ω Closed back Depth SPK CC678 6 5 8 7 SPK CCV448 4 8 4 SPK CCV444 4 4 4 Figure 1 shows an example of how the Closed back Ceiling speakers can be installed in a boardroom setup Figure 1 Closed back Ceiling Speakers in a...

Страница 5: ... Kramer Closed back Ceiling speakers away from moisture excessive sunlight and dust thus avoiding interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables 4 Your Closed back Ceiling Speakers Figure 2 and Figure 3 define the SPK CC678 and the SPK CCV448 and SPK CCV444 respectively 1 Such as the Kramer BC 2S cable ...

Страница 6: ...KRAMER SIMPLE CREATIVE TECHNOLOGY Your Closed back Ceiling Speakers 4 Figure 2 SPK CC678 Closed back Ceiling Speaker Figure 3 SPK CCV448 SPK CCV444 Closed back Ceiling Speaker ...

Страница 7: ...ed back ceiling speaker is supported by a C ring and two tile rails2 When mounting onto the ceiling tiles3 use both supports When mounting onto a sheetrock ceiling the C ring alone is used to reinforce the ceiling material Figure 4 shows a schematic diagram of the closed back ceiling speaker 1 The quantity applies to all models 2 The tile rails prevent the speakers from falling if the tile itself ...

Страница 8: ...peakers see section 5 1 Cutting the ceiling tile see section 5 2 Mounting the Speakers see section 5 3 Painting the speakers see section 5 4 5 1 Choosing the Best Location Ideally locate the speakers above the main listening area Before doing so be sure that The desired location is free of obstructions such as electrical piping AC ducts or water lines and so on There is enough space behind the mou...

Страница 9: ...e speaker hole over an empty box The closed back ceiling speakers are supported by the ceiling mounting kit two C rings and two pairs of tile rails4 When mounting onto the ceiling tiles5 use both supports When mounting onto a sheetrock ceiling the C ring alone is used to reinforce the ceiling material 1 Keep this template for later use as a mask as you may want to paint the speakers see section 5 ...

Страница 10: ...eaker wires to the appropriate connector terminals1 and screw the hold down screws on the connector until tight2 Wiring in parallel connect the wire pair of the subsequent speaker to PIN 2 and PIN 3 When one input connector is removed subsequent speakers will remain connected see You can connect the speakers in the two following possible layouts Figure 4 Daisy chaining connect the wire pair of the...

Страница 11: ...hus clamping the speaker to the wall from its rear side Note Do not over tighten the screws It may cause damage to both the speakers and the surface Figure 7 Tighten the Mounting Tabs 9 If required you can further secure the speaker by connecting the speaker support ring to an independent secure anchor point 10 Adjust each speaker to the appropriate tap setting before installing the grille see Fig...

Страница 12: ...nting before installation Clean the rim and grille with mineral spirits or other light solvent that is unlikely to damage the surface Spray with color by holding the spray can at an angle of 45 Note When spraying the grille take care not to clog the holes in the grille as this will greatly reduce the sound quality of the speakers When painting after installation Use the circle that you cut out of ...

Страница 13: ...25 2cm 9 92 CUT OUT SIZE MOUNT DIMENSION 22 3cm 8 78 MOUNT DEPTH 19 5cm 7 68 ACCESSORIES Ceiling mounting kit Table 5 Technical Specifications of the SPK CCV448 and the SPK CCV444 SPK CCV444 SPK CC448 DESCRIPTION 2 way co axial speaker HIGH FREQUENCY DRIVER 1 MYLAR tweeter LOW FREQUENCY DRIVER 4 Polypropylene cone with rubber edge woofer IMPEDANCE 4Ω 8Ω CROSSOVER FREQUENCY 10kHz 10kHz SENSITIVITY ...

Страница 14: ...ning orotheractsofnature ii Product modification orfailureto followinstructions supplied with theproduct iii Repairorattemptedrepairby anyonenot authorized byKramer iv Anyshipment oftheproduct claims must bepresentedtothe carrier v Removalorinstallationoftheproduct vi Anyothercause whichdoes not relateto aproduct defect vii Cartons equipment enclosures cables or accessoriesusedinconjunctionwiththe...

Страница 15: ...mail info kramerel com P N 2900 000692 REV 1 For the latest information on our products and a list of Kramer distributors visit our Web site www kramerelectronics com where updates to this user manual may be found We welcome your questions comments and feedback ...

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