Pre-Amplifier Mixer KPA10

Highlight Features

KPA10 – 10-Channel Pre-Amplifier Mixer for PA & Emergency Audio Systems

The KPA10 is a professional pre-amplifier mixer designed for public address, background music, and emergency broadcasting systems. With 10 independent input channels including microphone and line sources, KPA10 provides precise volume control, reliable signal mixing, and built-in protection mechanisms. Its emergency audio priority function makes it especially suitable for airports, commercial buildings, factories, schools, and other safety-critical installations.

Key Features:

• Professional pre-amplifier mixer for PA and installed sound systems.

• 10 input channels including 6 microphone inputs and 4 line-level inputs.

• Independent volume control for each input channel.

• Power-on soft-start (buffer) protection with output delay to protect connected equipment.

• Emergency audio input bypasses volume control and automatically attenuates other signals by 30 dB.

• Tone control section with bass and treble adjustment for sound shaping.

• Clear LED indicators for signal and operational status monitoring.

• Standard 19-inch rack-mount design suitable for professional PA racks.

Technical Specifications:

• Model: KPA10

• Function: Pre-Amplifier Mixer

• Input Channels: 10 channels (6 × microphone, 4 × line)

• Microphone Inputs: Mic 1–6: 5 mV / 600 Ω, balanced

• Line Inputs: AUX 1–4: 200 mV / 10 kΩ, unbalanced

• Frequency Response: 20 Hz – 20 kHz (±1 dB)

• Signal-to-Noise Ratio (S/N): Mic input: 80 dB / AUX input: 85 dB

• Tone Controls: Bass ±10 dB @ 100 Hz; Treble ±10 dB @ 10 kHz

• Power Supply: 110–230 V, 50 / 60 Hz

• Dimensions (W × D × H): 484 × 330 × 88 mm