Power amplifier E3 Z-21000

The E3 Z-21000 power amplifier is a 2-channel power amplifier designed for high-end karaoke systems, stages, auditoriums, and event sound systems. The product is designed for power and stability, suitable for configurations requiring high power output and flexible pairing capabilities.

The E3 Z-21000 is a worthwhile option for audio systems requiring high amplification performance and stable operation under a variety of conditions.

Introducing the E3 Z-21000 Power Amplifier

The E3 Z-21000 power amplifier is a model that provides 2 x 1000W of power at 8Ω and 2 x 1600W at 4Ω, allowing it to effectively handle speaker configurations requiring high amplification. When switched to bridge mode, the device can reach 3200W at 8Ω, offering additional options when focusing power on a compatible speaker system.

The E3 Z-21000 boasts a frequency response range of 20Hz – 20kHz and a signal-to-noise ratio (S/N) of 105dB. These specifications enable the device to effectively meet the audio reproduction needs for karaoke, music listening, and performances.

Technical parameters of the product to consider:

• Power output: 2 × 1000W (8Ω) Each channel delivers 1000W when operating at 8Ω impedance, suitable for driving full-range speakers, high-power karaoke speakers, or stage speakers with compatible specifications.
• Power output: 2 × 1600W (4Ω) When the load is 4Ω, the power output reaches 1600W/channel, allowing for higher power utilization. This specification is suitable for systems requiring a powerful amplifier and speaker designs compatible with 4Ω loads.
• Bridge power 3200W (8Ω): Bridge mode concentrates the power of two channels into a single channel, achieving 3200W at 8Ω. This is a suitable option when a high power source is needed for a single speaker or a speaker configuration compatible with Bridge mode.
• Sensitivity 0,775V / 1V / 1,44V: It allows you to select the input sensitivity level to match the signal from the digital reverb, mixer, DSP, or front-end audio processing unit, making system integration more flexible.
• Input impedance 20kΩ Balanced: With an input impedance of 20kΩ and balanced signal, the E3 Z-21000 is easy to connect to professional signal processing equipment and is also suitable for systems using balanced transmission lines to minimize interference.
• Frequency response range 20Hz – 20kHz: Covering the entire common audio frequency range, from bass to treble, it effectively meets the needs of karaoke, music listening, and performances.
• Signal-to-noise ratio (S/N) is 105dB: A high signal-to-noise ratio (S/N) helps reduce the impact of background noise on the audio signal, supporting a clearer output signal during amplification.
• Damping coefficient >550: This is a noteworthy parameter for speaker driver control. A high damping coefficient helps control speaker movement, which is particularly beneficial when paired with systems requiring a tight and precise bass response.
• Voltage change rate: 60V/µs This demonstrates the amplifier circuit's ability to respond quickly to signal changes. This parameter contributes to the reproduction of fast-paced and highly dynamic musical passages.
• Class TD amplifier circuit: The E3 Z-21000 utilizes a Class TD design, aiming for a combination of amplification efficiency and high power delivery capabilities, suitable for audio systems requiring high power output.
• AC power supply voltage 190–250V / 50–60Hz: The relatively wide operating voltage range is suitable for household power supply conditions and fixed sound systems in Vietnam.
• Packaging dimensions: 550 × 550 × 150mm This size is convenient for transportation, storage, and equipment placement during system installation.

Key features of the E3 Z-21000 power amplifier

The E3 Z-21000 is aimed at audio systems requiring powerful amplification, flexible pairing capabilities, and stable performance. Key features of the product include:

• Powerful 2-channel design: The E3 Z-21000 is built in a 2-channel configuration, suitable for systems requiring a high-power amplifier for main speakers or groups of high-power speakers.
• Flexible combination ability: The device supports 8Ω and 4Ω loads and also features a Bridge mode, allowing users to easily select the appropriate amplification configuration for each speaker system.
• Multiple input sensitivity levels: Supporting 0,775V / 1V / 1,44V, it offers convenience when connecting to various signal processing devices and gives technicians more control during system setup.
• Class TD amplifier circuit: The Class TD design aims to deliver high power while maintaining operational efficiency, making it suitable for sound systems that require high-intensity operation.
• Excellent speaker control: A damping coefficient of >550 helps control the movement of the speaker driver, contributing to a solid and stable sound foundation when properly matched with the speaker system.
• High signal-to-noise ratio: A signal-to-noise ratio of 105dB helps minimize the impact of background noise, supporting clearer and cleaner audio signals during amplification.
• Fast signal response: A voltage change rate of 60V/µs allows the amplifier circuit to react quickly to signal changes, making it suitable for music programs with high dynamic range.
• Wide frequency range: The 20Hz – 20kHz frequency response range covers common audio frequencies, making it suitable for karaoke, music listening, performances, and professional sound systems.
• Bridge power up to 3200W: When used in 8Ω bridge mode, the E3 Z-21000 can deliver 3200W, suitable for configurations requiring concentrated high power for a group of compatible speakers.
• The power supply is suitable for a wide range of applications: The AC voltage range of 190–250V / 50–60Hz allows the device to adapt to various power supply conditions, making it convenient for use in both fixed and mobile sound systems.

Detailed review of the E3 Z-21000 2-channel power amplifier.

Speaker amplification and matching capabilities

The E3 Z-21000 power amplifier stands out with its 2-channel configuration and power output of 2 x 1000W at 8Ω, increasing to 2 x 1600W at 4Ω. This power level is suitable for systems using high-power karaoke speakers, full-range speakers, or stage speakers requiring strong amplification. In particular, the 8Ω Bridge mode delivers 3200W, allowing power to be concentrated on a compatible speaker configuration, providing greater flexibility in system design.

Signal reproduction and control capabilities

The E3 Z-21000 has a frequency response range of 20Hz – 20kHz, covering the entire common audio frequency range for karaoke, music listening, and performances. A signal-to-noise ratio of 105dB helps minimize background noise, while a damping coefficient of >550 supports driver movement control. In particular, when properly paired with speakers capable of matching the speaker's power output, this parameter is beneficial for maintaining a solid and well-controlled bass response.

Performance and operational capabilities

The E3 Z-21000 utilizes Class TD circuitry, combined with a 60V/µs Slew Rate to respond quickly to changes in audio signals. The device also supports three sensitivity levels: 0,775V / 1V / 1,44V, allowing technicians to easily select the appropriate input level for their digital effects processor, mixer, or DSP. The operating voltage range of AC 190–250V / 50–60Hz also allows the device to adapt to various real-world power supply conditions.

Practicality in sound systems

In terms of application, the E3 Z-21000 is suitable for high-end karaoke systems, commercial karaoke rooms, stages, auditoriums, restaurants, and event sound systems requiring high power output.

With a power output of 1600W/channel at 4Ω, the device can handle high-power speaker configurations, while the 3200W Bridge mode expands deployment options. However, this amplifier is geared towards high-power systems, so speaker selection, impedance, and connection methods need to be carefully considered in conjunction with the amplifier's rated power, rather than relying solely on its nominal power rating.

Applications of the E3 Z-21000 Power Amplifier

The E3 Z-21000 power amplifier is a high-power 2-channel amplifier suitable for sound systems requiring strong amplification and flexible pairing. Below are some typical applications of the E3 Z-21000:

• High-end karaoke system.
• Karaoke room business.
• High-power full-range speakers.
• Subwoofer speaker.
• Stage and performance.
• Auditoriums and event centers.
• Restaurants and entertainment venues.
• Professional sound system.

Where can I buy a genuine and reliable E3 Z-21000 power amplifier?

If you're looking for a genuine E3 Z-21000 power amplifier, prioritize suppliers specializing in audio equipment who can provide expert advice on system matching, technical support, and after-sales warranty. Phuc Truong Audio is a good option to consider when looking for an E3 Z-21000 for high-end karaoke systems, commercial karaoke rooms, stages, auditoriums, or event sound systems.

With power ratings of 2 x 1000W/8Ω, 2 x 1600W/4Ω, and 3200W Bridge/8Ω, the E3 Z-21000 belongs to the group of fairly powerful amplifiers. Therefore, when purchasing the product, it is not only important to find the right model but also to determine the speakers being used, their impedance, RMS power, number of speakers, and usage requirements. At Phuc Truong Audio, customers can receive advice on a suitable configuration to effectively utilize the power of the E3 Z-21000.

Specifically, the E3 Z-21000 can be paired with karaoke speakers, full-range speakers, stage speakers, or subwoofers depending on the configuration. With a Bridge mode output of 3200W/8Ω, the product can also be calculated to power some speaker configurations requiring a large amplifier. If used with a subwoofer, adding a digital reverb unit, DSP, or crossover will help to divide the frequency range and set up the system more accurately.

Frequently Asked Questions about the E3 Z-21000 Power Amplifier

Is the E3 Z-21000 power amplifier suitable for a home karaoke system?

The E3 Z-21000 can be used for home karaoke systems , especially those with large rooms or requiring high power. With 2 x 1000W at 8Ω and 2 x 1600W at 4Ω, it can adequately power high-power karaoke speakers. However, if the room is small and the speakers only require moderate power, using a high-power amplifier like the E3 Z-21000 may not be necessary.

What power rating speakers are suitable for pairing with the E3 Z-21000?

Speakers should not be selected based solely on a fixed power rating; RMS power, impedance, and connection configuration should also be considered. The E3 Z-21000 has a power rating of 1000W/channel at 8Ω and 1600W/channel at 4Ω, making it suitable for speakers with corresponding power ratings and allowing pairing with high -power amplifiers as permitted by the manufacturer.

Can the E3 Z-21000 karaoke amplifier be used to power a subwoofer?

This is possible if the subwoofer has compatible impedance and power ratings. Specifically, the E3 Z-21000 supports 8Ω bridge power up to 3200W, providing an additional option for concentrating power in a compatible subwoofer configuration. When using it this way, it's advisable to combine a DSP or crossover to divide the frequency range between the full-range speakers and subwoofer, and set appropriate gain levels to ensure system stability.

Can the E3 Z-21000 power amplifier be used with stage speakers?

The E3 Z-21000 is suitable for use in high-power stage speaker systems. With 2 x 1600W at 4Ω, it can provide powerful amplification for full-range speakers or compatible stage speaker configurations. Depending on the scale of the event, the E3 Z-21000 can act as the main speaker, a secondary speaker, or be distributed among different speaker groups.