https://cablematic.com/en/products/professional-sound-amplifier-1000w-110v-8-zones-with-mp3-aux-mic-rack-KN065/
Professional sound amplifier 1000W 110V 8 zones with MP3 AUX MIC rack
- Compact amplifier for public spaces, companies, businesses, schools, etc.
- Model with support for three microphones, three auxiliary line inputs and MP3 player.
- MIC-1 has priority over all other input channels. Auto-MUTE function when MIC-1 is activated.
- It has eight speaker zones SP1 to SP8. Each zone has an independent ON / OFF switch to enable or disable playback.
- MASTER volume for general regulation of all loudspeaker output lines.
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- Compact amplifier for public spaces, companies, businesses, schools, etc.
- Model with support for three microphones, three auxiliary line inputs and MP3 player.
- MIC-1 has priority over all other input channels. Auto-MUTE function when MIC-1 is activated.
- It has eight speaker zones SP1 to SP8. Each zone has an independent ON / OFF switch to enable or disable playback.
- MASTER volume for general regulation of all loudspeaker output lines.
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Amplifier specially designed for ambient sound, professional sound systems in public spaces, for offices, shops, stores, and in those places where you want to listen to music or acoustic messages. Ideal for professional sounding of spaces, buildings, companies, etc. Check out our range of professional sounding loudspeakers to combine them with this amplifier.
specs
- Compact amplifier for public spaces, companies, businesses, schools, etc.
- Model with support for three microphones, three auxiliary line inputs and MP3 player.
- MIC-1 has priority over all other input channels. Auto-MUTE function when MIC-1 is activated.
- It has eight speaker zones SP1 to SP8. Each zone has an independent ON / OFF switch to enable or disable playback.
- MASTER volume for general regulation of all loudspeaker output lines.
- Three types of speaker connection: 4-16 Ohms, 70 V and 110 V.
- Output power to speakers: 1000 W.
- Response frequency: 40 Hz - 18 kHz.
- It connects directly to the 220 VAC (50-60 Hz) electrical network.
- Mounted in metal casing.
- Rack format 19 "high 3U. It has front grips and protectors.
- Size: 482 x 480 x 132 mm.
- Weight: 23 Kg.
Controls
- ON / OFF switch.
- MASTER volume adjustment potentiometer.
- BASS and TREBLE level adjustment knob.
- MP3 volume adjustment potentiometer.
- AUX1, AUX2 and AUX3 volume adjustment potentiometer.
- MIC1, MIC2 and MIC3 volume adjustment potentiometer.
- Volume adjustment potentiometer of the musical melody.
- Buttons for activating / deactivating the siren and musical melody.
- On / off buttons for speaker zones SP1 to SP8.
- MP3 sound controls.
Connections
- 110 V speaker output (8 terminals SP1 to SP8).
- 70 V speaker output (terminals).
- Speaker output 4-16 Ohms (terminals).
- Auxiliary line input 1 (2 x RCA female).
- Auxiliary line input 2 (2 x RCA female).
- Auxiliary line input 3 (2 x RCA female).
- Microphone input 1 (1 x 6.3 "female jack).
- Microphone input 2 (1 x 6.3 "female jack).
- Microphone input 3 (1 x 6.3 "female jack).
- Auxiliary line output (2 x RCA female).
- USB connector for MP3 sound reproduction (A-female).
- Gross Weight: 24.0 kg
- Product size (width x depth x height): 48.2 x 48.0 x 15.0 cm
- Number of packages: 1
- Packages size: 55.3 x 53.7 x 24.1 cm
Technical terms
- Impedance
- USB
- RACK 19
- MicroUSB
- Mini USB
- Hz
- USB 3.0
- Reversible USB Type-C
- RCA
- Rack unit (U)
- VAC
Impedance (Z) is the total opposition that a circuit offers to alternating current (AC) flow when a specific voltage is applied.
Unlike simple resistance, impedance is a complex quantity comprising resistance (the real part) and reactance (the imaginary part, representing inductive or capacitive effects). In the frequency domain, impedance is represented as a phasor, accounting for both magnitude and phase shift between voltage and current. In DC circuits, impedance reduces to pure resistance with zero phase angle.
| Parameter | Technical Spec |
|---|---|
| Symbol | Z |
| Unit | Ohm (Ω) |
Impedance management is critical in high-speed hardware design and signal integrity. In modern PCB manufacturing, controlled impedance ensures that high-frequency signals reach their destination without reflections, which is vital for PCIe or DDR5 performance.
Complex Domain Analysis
Mathematical modeling of impedance using the j-operator allows engineers to optimize filter performance and resonance characteristics in electronic systems.
Key Advantages
- Maximum power transfer through impedance matching.
- Minimized signal reflections in high-frequency transmission lines.
- Improved electromagnetic compatibility (EMC).
Note: Impedance is the cornerstone of modern AC circuit theory and high-frequency design.








