SHOW AH300.2, 2-Channel Power Amplifier

SHOW AH300.2, a professional 2-channel Class D amplifier delivering 2 x 270W at 100V and 70V, with up to 300W output when operating a single channel and a frequency response of 100Hz–15kHz.

Inputs and outputs use Euroblock connectors, while the switching power supply and Class D topology contribute to a compact design with a height of just 1U. Its construction is suitable for installation in a standard 19” rack, allowing easy integration into systems where rack space is limited.

The AH300.2 features a comprehensive protection system against short circuit, open circuit, overheating, ultrasonic signals and RF interference, ensuring reliable operation in professional installations.

Technical Specifications

Type: 2-channel Class D amplifier, 70V / 100V
Output power at 100V, one channel: 300W
Output power at 100V, two channels: 2 x 270W
Output power at 70V, one channel: 300W
Output power at 70V, two channels: 2 x 270W
Input sensitivity: 0.9–1.1V (0 ±1dBV)
Input impedance: 20kΩ balanced / 10kΩ unbalanced
Frequency response: 100Hz–15kHz
Voltage gain at 100V: 40dB
THD+N: <0.1%
Signal-to-noise ratio: >95dB
Damping factor: >200
Output circuitry: Switching power, Class D
Power supply: AC 220–240V, 50/60Hz
Protection: Short circuit, open circuit, thermal, ultrasonic, RF
Input/output connections: Euroblock
Front panel controls: Power switch, independent input level control per channel
Rear panel control: 70V / 100V selection
Indicators: Signal, Clip, Power, Protection
Rack format: 19”, 1U
Dimensions: 483 x 44 x 360mm
Weight: 5.1kg