• Designed for use in a wide variety of PA applications and DJ performances.
  • UBA-500DP is a 500 Watts amplifier which can be connected to various input sources like a Microphone, PA Mixer, DJ Mixer, CD Player, Cassette Player, Keyboard etc.
  • The amplifier has cut and boost type tone controls which provides precise and accurate tonal setting of the programme.
  • Line Input and Line Output have been provided to enable interconnections with other power amplifiers.
  • Built-in MP3 Digital Player with remote control.
  • Circuit Protector Device has been provided which safeguards the amplifier against overload and short circuit.
  • The amplifier has built-in protection against over voltage in AC mains supply while operating on a Genset.
  • Indicator LEDs for Power, Signal, Temp, Overload and Fault conditions have been provided.
  • Ease of operation, combined with service accessibility has been optimized in the design.
  • 2  speaker matching provided in addition to 4 & 8 .
Power Output 650W RMS Max. 500W RMS at 10%THD
475W RMS at 5% THD 450W RMS at 2% THD
 Output Regulation 2dB no load to full load at 1kHz
 Input Channels 1×Mic 1mV/4.7k
 Input Channels 1×Mic 1mV/4.7k
(Mic source impedance 50  to 1k)
1×Aux 100mV / 470k 1×Aux 250mV / 20k
1×CD 250mV/20k Line Input 1V/10k
 Digital Player MP3 Player with Remote Control (USB, SD and MMC card reader)
 Frequency Response 50Hz–18,000Hz ±3dB
 Signal to Noise Ratio 60dB
 Tone Controls Bass (100Hz) : ± 8dB Treble (10kHz): ±8dB
 Line Output 1V/1k
 Output Taps for Speaker Matching 2, 4 & 8 
 Power Supply AC: 220-240V 50/60Hz
 Protections 2 × 20 Amp fuse in ± DC supply 5 Amp circuit breaker in AC mains
Protected against high AC mains voltage, overload and temperature
 AC Power Consumption 1000 VA
 Dimensions W482×H166×D435 mm
 Weight 23.5kg
Back view