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2 Year
$299.99
3 Year
$449.99
5 Year
$949.99
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Review Summary
Accidents happen. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failures, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for international or U.S. territories purchases. Plans on open box items do not cover pre-existing damage.
Adorama Protect plans are available for ABS clients. If you have any questions or require assistanse, please call 800-223-2500
Browse our FAQ
Individual input attenuators, AC Power Switch
Temp dependent speed-controlled fan (Side-in, Front-out)
Power: Switch: On, Off (Blue)
Standby: Standby, flashing (Yellow)
Protect: On, Off (Red)
Disable: On, Off (Yellow)
COM: On, for Ethernet data or Device ID (Green)
Signal level: Clip (Red); -6dB (Yellow) and -18dB, -12dB (Green)
Bridge: Per Channel Pair (Green)
Temp: Per Channel (Yellow)
Current: Per Channel: Proportional to output (Green)
4
8 Ohm: 150W
4 Ohms: 250W
(Continuous Average Power Output: Per Channel, Low Z Models, Stereo Mode, All Channels Driven)
8 Ohm: 500W (Low Z Output: Bridge Mode, All Channels Driven)
70V (Per Channel): 250W
190mA
540mA
2.85A (1/8 Power Pink Noise)
6A (1/3 Power Pink Noise)
46.7 BTU/hr (All Channels Driven)
123 BTU/hr (All Channels Driven)
341 BTU/hr (1/8 power pink noise, All Channels Driven)
378 BTU/hr(1/3 power pink noise, All Channels Driven)
20Hz-20kHz, (unweighted) +/-1dB
20k Ohms, Balanced
32dB
7.2dBu
+21dBu
80Hz (12dB/oct), 400Hz (6dB oct), OFF (25V, 70V, 100V models)
>107dB (20-20k, Unweighted)
<0.5% (SMPTE, typical)
<0.5% (THD-N, typical, 20Hz-20kHz)
>250 (8 Ohms, 1kHz)
Class D
Output Overcurrent, Main Supply Rail Overvoltage, Chassis Temperature, Inrush Limiting, Mains Fuse
Ethernet, Channel bridge switch (Low-Z only), Remote Standby, Preset Recall (4), Remote Level (8), Remote Data
Input: Euroblock
Output: Euroblock
120VAC or 240VAC +/-10% (factory set), 50-60Hz
15A Edison, 3-Prong IEC
IN through sides, OUT through front
40 to 120 degree F (4 to 49 degree C) noncondensing
TUV, CE, FCC, RoHS
19 x 3.50 x 16.84" (483 x 89 x 428mm)
23 lb (10.4kg)
While maintaining the essence of high-performance audio amplification, the ne4250.70 4-Channel Network Enabled Power Amplifier stands out with its advanced Class-D technology and energy-efficient switching power supply. This state-of-the-art amplifier is part of the ne (Network-Enabled) Series, which is engineered to seamlessly integrate into networked audio systems. The ne4250.70 amplifier simplifies connectivity and control, utilizing standard 10/100 Ethernet protocol and the intuitive Protea ne Software, eliminating the need for specialized external control units.
The ne4250.70 amplifier is designed for versatility, offering a robust 250 Watts RMS per channel into 70V loads across four channels. For applications requiring more power, the amplifier can be configured into bridged-mono mode, combining channels 1+2 or 3+4 to deliver a substantial 500 Watts RMS into a 140V load. This flexibility makes it an ideal choice for a wide range of professional audio installations.
Connectivity is a breeze with Euroblock input and output connectors, ensuring secure and reliable connections. The balanced analog inputs provide pristine audio quality, while the remote standby feature allows for convenient power-up. Additionally, DC remote level control and contact closure preset recall offer further operational ease. The amplifier's Ethernet capabilities extend to comprehensive control and monitoring of vital functions such as power, level, mute, polarity, temperature, current, and fault conditions, all accessible remotely.
The ne4250.70 boasts an impressive frequency response of 20Hz to 20kHz +/-1.0dB, ensuring full-range audio reproduction with minimal deviation. The Signal-to-Noise ratio exceeds 105dB unweighted, providing a clean and clear audio output. Moreover, SMPTE intermodulation distortion is kept below 0.5% into an 8 Ohm load, 10dB below rated output, highlighting the amplifier's fidelity and low distortion characteristics.
The front panel of the ne4250.70 is designed for at-a-glance monitoring, displaying the status of power, standby, protect, power switch disable, signal level, bridge, over-temperature, over-current, and Ethernet communication. This immediate visual feedback ensures that users can quickly assess and adjust the amplifier's performance as needed.
For installations requiring digital audio networking, the amplifier is capable of being outfitted with factory-installed AES3, CobraNet, or Dante interface options, further enhanced by the addition of a 4-Channel DAC card. This makes the ne4250.70 a future-proof investment for audio professionals looking for a scalable solution.
The ne4250.70 is designed with practicality in mind, fitting into a standard 19-inch rack and occupying only two rack spaces (3.5 inches high). Its lightweight design, weighing in at 23 pounds (10.4kg) or less, makes it both portable and easy to install.
In summary, the ne4250.70 4-Channel Network Enabled Power Amplifier with CNM-2 CobraNet and OPDAC4 Option Cards is a sophisticated, high-quality solution for modern audio systems, offering unparalleled control, efficiency, and audio performance.
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