The API A-502 Professional karaoke amplifier is one of the most advanced amplifier in the market today.
This U.S. design amplifier pocess a 600 Watt output (peak) and is rack-mountable to any standard 19" rack
with the optional rack-mountable kit.  It has all the necessary acoustic features sought by karaoke jockeys.

The API A-502 Amplifier has many special features such as (4 video input)/(3 video output). This imply
full-functions sources remote control of all four channels. It also feature independent mic & music tone control.

Features:

• Stereo digital echo
• Independent delay, repeat & echo control
• 5 mic input (3-Front/2-Back)
• High / Mid / Low microphone control
• Microphone Stereo / Mono control
• Independent mic & music tone control
• Digital Key Control
• Full function remote control : Source/Music-Mic Volume/Echo/Key/Mute/Vocal
• 4 video input / 3 video output
• Direct Access : Vocal Cancel/Vocal Partner/Digital Kay Control
• Mid/Center/Rear speakers output
• Cooling Fan
• Rack kits included
   

Specifications:

• Power: 300W x 300W (max)
• Amplifier Output: (1KHz,-3db,6ohm): 0.03%
• Total Harmonic Distortion:
  • Mic: 6mV/600ohm
  • Source: 300mV/22ohm
• Input Sensitivity / Impedance:
  • PRE OUT: 2.5/1K ohm
  • REC OUT: 2.5/1K ohm
• Output Level / Impedance:
  • MIC: 10Hz to 25kHz,+/-3dB
  • MUSIC: 10Hz to 40kHz,+/-3dB
• Frequency Responses: MUSIC BASS: +/-10dB(100Hz)
• Key Control Range: 9 steps +/-4 Tones
• Video Input Sensitivity/Impedance: 1Vp-p/75ohm
• Video Output Sensitivity/Impedance: 1p-p/75ohmz
• Tone Control Characteristics:
  • MUSIC TREBLE: +/-10dB(10Hz)
  • MIC BASS: +/-10dB(100Hz)
  • MIC TREBLE: +/-10dB(10Hz)
  • 4 ohm to 16 ohm if use either terminal 1 or 2
• Speaker Output Terminals: 6 ohm to 16 ohm use both terminal 1 and 2
• Power Supply: 110-120V/220-240V,60/50Hz
• Power Consumption: 450W
• AC Power Outlets: Unswitched (200W max) x 2
• Dimensions (W x D x H mm) 430x140x398mm
• Weight: 33lbs