Carvin CX1252 CX Mixer Specifications, Fuse Selection, Receiving Inspection, For the NEW Owner

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CX MIXER SPECIFICATIONS

Frequency Response:

Mic or Line Inputs: 20Hz-20KHz ±2dB

Total Harmonic Distortion:

Less than .025%

Equivalent Input Noise:

150 ohm source: -120dBV

Output Noise:

-80dBu non-powered mixers

(All Levels Minimum)

-60dBu powered mixers

Output Power:

CX1252: 250Watts RMS/side @ 4

(Power Mixers Only)

CX842: 200Watts RMS/side @ 4

Maximum Gain:

Mic in two-track main out: 70dB

Crosstalk:

Adjacent ch’s: -60db at 1KHz

Common Mode Rejection:

-60db at 1KHz

 

Phantom Power:

All channels

 

Channel EQ.:

3 band active,

LOW: 100Hz ±12dB

 

 

MID: 1.5KHz ±12dB

 

 

HI: 10KHz ±12dB

Graphic EQ.:

9 Band Oct. Intervals ±12dB

Mic Input:

Balanced XLR input: -60 dBu

Line Input:

Unbalanced 1/4” Phone Jack -10dBV

Power Consumption:

CX1252: 620VA, CX842: 540VA

Size:

Box Model: (25lbs) 11”H x 19.5”W x9”D

 

Rack Model:

8.75”H x 19”W x 7.75”D

FUSE SELECTION

There are two versions of the CX842 and the CX1252. A 120 Volt AC version using the North American three prong plug and a 240 Volt AC version using the European CEE-7 plug. The following chart shows what fuse values to use for each model.

Fuse Selector Chart for 120 VAC Models

Model

Fuse Value

Carvin #

Size

CX1252

6A, 250V, Slow Blow

70-22060

3AG, 1/4 x 1 1/2” (6.35 x 32mm)

CX1252R

0.25A, 250V, Slow Blow

70-21002

3AG, 1/4 x 1 1/2” (6.35 x 32mm)

CX842

6A, 250V, Slow Blow

70-22060

3AG, 1/4 x 1 1/2” (6.35 x 32mm)

Fuse Selector Chart for 240 VAC EXPORT Models

Model

Fuse Value

Carvin #

Size

CX1252

3A, 250V, Slow Blow

70-22030

3AG, 1/4 x 1 1/2” (6.35 x 32mm)

CX1252R

0.125A, 250V, Slow Blow

70-21001

3AG, 1/4 x 1 1/2” (6.35 x 32mm)

CX842

3A, 250V, Slow Blow

70-22030

3AG, 1/4 x 1 1/2” (6.35 x 32mm)

RECEIVING INSPECTION

INSPECT YOUR CX MIXER FOR ANY DAMAGE which may have occurred during shipping. If any damage is found, notify the shipping company and call CARVIN immediately.

SAVE THE CARTON & ALL PACKING MATERIALS. If you have to reship your mixer, always use the original carton and packing material. This will provide the best possible protection for the mixer during shipment. CARVIN and the shipping company are not liable for any damage caused by improper packing.

SAVE YOUR INVOICE. It will be required for warranty servicing of your unit. Always check the invoice against the items you have received.

SHIPMENT SHORTAGE. If you find some items missing, it may be that they were shipped separately. Please allow several days for the rest of your order to arrive before inquiring. If you determine (after allowing an appropriate amount of time) you have not received all the items you ordered, please call CARVIN.

FOR THE NEW OWNER

Congratulations on your selection of CARVlN products: “The Professional’s Choice.” Your new CX series mixer demonstrates CARVIN’s commitment to producing the highest quality and most sophisticated engineering in the audio industry today. Its wide acceptance and use by industry professionals illustrates the basis for CARVIN’s recognition as “The Professional’s Choice.”

The CX series mixers were designed to be a professional quality mixer in a com- packed package. The desire was to pack as many professional features into the smallest package we could, without sacrificing the quality of any one of the fea- tures or the mixer. The CX1252 includes a full function 12 channel stereo mixer, two nine band graphic equalizers, a 128 preset digital signal effects processor, and a 500 Watt stereo power amplifier capable of 250 Watts a side into 4 ohms. The CX842 is an 8 channel stereo mixer with a 400 Watt power amplifier. The CX842 has all the features of the CX1252 including the two nine band graphic equalizers and the effects processor. Each CX series mixer is the size of a 5 space rackmount unit surrounded by a 3/4” poplar plywood cabinet covered with Duratuff carpeting making the CX mixer road worthy and ready for a show any- where.

If you would like to comment on any features or the performance of your new mixer, please feel free to contact us. Comments from our customers have helped us to improve and further develop our products and our business.

May you enjoy many years of success and fun with your new CARVIN mixer!

Carvin’s toll free number: 800-854-2235

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Contents Helpline Receiving Inspection CX Mixer SpecificationsFuse Selection For the NEW OwnerQuick Start UP CX Stereo Series Parts ListMaintenance Channel PAN Control Speaker ConnectionsTape Decks and External Effects Channel EFFECTS/REVERB Level ControlMonitor Line OUT Jack TAPE/EFFECTS Return Level ControlDSP Return Level Control LEFT/RIGHT Line OUT JacksInternal DSP Effects Warranty and Service Information Do not OpenTable of Contents Channel Features Master Section Features CX1252Testing the Monitor Amplifier and Speakers Power LEDPhantom Power Switch and LED Protect LEDInput Connections from the Stage Internal DSP Effects Program ChartSetting UP the Sound System On Stage Operation

CX1252 specifications

The Carvin CX1252 is a highly versatile and robust loudspeaker designed for both professional musicians and sound reinforcement applications. This two-way speaker has earned a solid reputation for delivering exceptional sound quality and performance, making it an essential component in various audio setups, including live performances, installations, and mobile sound systems.

One of the standout features of the CX1252 is its powerful dual 12-inch woofers. These woofers are engineered to produce deep, dynamic bass while maintaining clarity across the mid-range frequencies. The speaker utilizes a high-frequency compression driver that delivers crisp and articulate highs, ensuring a balanced audio experience across the frequency spectrum. Together, these components create a rich, full sound that is ideal for a wide range of musical genres and settings.

In terms of design, the CX1252 features a rugged, durable construction that can withstand the rigors of stage use and transportation. Its enclosed design minimizes distortion while maximizing efficiency, allowing for greater output without sacrificing sound clarity. The speaker is housed in a robust plywood cabinet, which is further reinforced to provide extra durability and reduce unwanted resonances.

The CX1252 also incorporates advanced technologies that enhance its performance. The built-in crossover network ensures seamless integration between the woofer and compression driver, resulting in smooth transitions and a cohesive sound profile. Additionally, the speaker’s wide dispersion pattern helps to cover larger areas, making it suitable for both small and large venues.

Another significant characteristic of the Carvin CX1252 is its versatility in powering options. It is compatible with a range of amplifiers and can be used in various configurations, including standalone setups and as part of larger sound systems. This flexibility makes it an ideal choice for different audio professionals, from DJs to acoustic musicians.

In summary, the Carvin CX1252 loudspeaker stands out for its powerful dual 12-inch woofers, high-frequency compression driver, and durable construction. Its advanced crossover network and wide dispersion pattern further enhance its appeal, making it a top choice for anyone seeking reliable and high-quality sound reinforcement. Whether for live events or installation purposes, the CX1252 is engineered to deliver outstanding audio performance and versatility.