Specifications:

• Model no: GAS 500
• Power Output

256 W rms @8 Ohms @less than 0.05% 20Hz to 20KHz
375 W rms @4 Ohms @less than 0.1% 20Hz to 20KHz
500 W rms @2 Ohms @less than 1% 20Hz to 20KHz

• Total Distortion from 0.25W to rated output @8 Ohms
  THD : less than 0.05%
  IM: less than 0.05%
  TIM: less than 0.01%
   
• Frequency Response and power bandwidth at rated power:
  0.12Hz to 20KHz - 0.1 dB @8 Ohms
• Damping factor: >150@20Hz to 1KHz
• Input sensitivity : 1.8 Volts RMS for Rated output
• Input Impedance: 75K Ohms
• Slew Rate:
  Voltage Slew Rate : +/- 100V/uS
  Current Slew Rate : +/- 10A/uS
• Noise: >-120dB (IHF A weighted)
• Size : 48cm(W)x18cm(H)x34cm(D)
• Weight : 65 lbs/32Kg

Production History:

• Introduced in 1980
• Discontinued 1982
• Original Retail Price: $1,395