Four-Channel Power Amplifier with Less Than 0.08% Harmonic Distortion and Class-AB Audio Amplifier Design
Product Details
| Model NO.: | MP-26403 | Used For: | Professional |
|---|---|---|---|
| Tube Type: | Transistor Amplifier | Function: | Post Amplifier, Amplifier Combined, Pre-amplifier |
| Sound Channel: | 4CH | Output Number: | 4 |
| Voltage: | AC 220V | Element Number: | Monoamplifier |
| Conductive Mode: | AB | Harmonic Distortion: | <0.08% |
| Frequency Response: | 20 Hz-20 KHz(±0.5dB) | Sensitivity: | 0.77V/1.0V/1.4V |
| Signal-to-Noise Ratio: | >98 DB | 8ω Average Power: | 300W×4 |
| Dimensions(W*D*H): | 483X360X88 Mm | Transport Package: | Strong Packing |
| Specification: | Black | Trademark: | MEKEY |
| Origin: | Guangzhou, China | HS Code: | 8518400090 |
| Production Capacity: | 2000PCS/Month | ||
| Highlight |
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Product Description
The Premium Four-Channel Amplifier delivers professional-grade audio performance with a Class-AB topology and Total Harmonic Distortion below 0.08%. Engineered for demanding sound reinforcement applications, it combines robust power output with precise signal fidelity and reliable thermal management.
| Average Power at 1.8Ω | 300W × 4 |
|---|---|
| Average Power at 2.4Ω | 550W × 4 |
| Voltage Gain at 8Ω | 42.0 dB |
| Power Amplifier Topology | Class-AB |
| Frequency Response | 20 Hz to 20 kHz (±0.5 dB) |
| Total Harmonic Distortion | <0.08% |
| Signal-to-Noise Ratio | >98 dB |
| Damping Factor | >350 |
| Isolation (Cross-talk) | >60 dB |
| Slew Rate | >25 V/μs |
| Input Sensitivity | 0.77V / 1.0V / 1.4V |
| Input Impedance (Unbalanced / Balanced) | 10 kΩ / 20 kΩ |
| Airflow Direction | Front to back |
| Input Section | Balanced XLR female sockets, parallel XLR male |
| Output Section | NL4 SPEAKON socket |
| Front Panel | Power switch, volume control (stereo) |
| Back Panel | Input sensitivity, grounding, parallel switches |
| Dimensions | 483 × 360 × 88 mm |
Guangzhou Jiuding excels in R&D, production, and sales under its "MEKEY" audio brand. Our 6,000 m² plant is equipped with advanced production lines and systems for crossover boards, speakers, and audio processing. We offer complete solutions from design to implementation. Our products are trusted by military, government, and large enterprise clients, with over 200,000 installations to date.
All products are brand-new and original, with factory authorization available.
Free samples are offered before bulk orders. The customer covers shipping costs.
Delivery time depends on quantity. Bulk orders typically take 7–12 days.
We provide sea and air freight. Air freight excludes batteries. Please contact us for details.
Payment is required before shipment. The deposit varies by order amount.
The standard warranty is two years from shipment. Contact us to extend it.
After-sales service covers equipment faults and technical support. Our strict quality control minimizes issues, and we offer replacement or repair for failures. Technical services include a 24-hour hotline and online support.
Product Highlights
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