HAFLER DH-500 STEREO POWER AMPLIFIER

HAFLER DH-500 STEREO POWER AMPLIFIER (image 1/1)
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HAFLER model : DH-500 stereo power amplifier . used in excellent working order . sound clean and very powerful . cosmetic some light scratches , as all picture . manual visit web at : - /techsupport/pdf/DH-500_amp_man.pdf thanks for looking and . SPECIFICATIONS Power Rating: Less than 0.025% total harmonic distortion at any power level up to 255 watts continuous average power per channel into 8 ohms at any frequency between 20 Hz and 20 kHz with both channels driven. IM Distortion (SMPTE): Less than 0.007% from 1 watt to 255 watts into 8 ohms Typical THD at 255 watts into 8 ohms: 1 kHz-0.002%; 10 kHz-0.007% Frequency Response into 8 ohms: -3 dB, 0.5 Hz to 120 kHz at 1 watt kO.5 dB, 5 Hz to 40 kHz at 255 watts Typical Channel Separation at 1 kHz: 60 dB Signal to Noise Ratio: Exceeds 100 dB referred to 255 watts into 8 ohms, unweighted Exceeds 90 dB referred to 1 watt into 8 ohms, A weighting Input Impedance: 47,000 ohms Input Sensitivity: 2.35 volts for 255 watts into 8 ohms; 0.145 volts for 1 watt Damping Factor: 200 to 1 kHz into 8 ohms; 60 to 10 kHz into 8 ohms Rise Time: 10 kHz, 80 volts p/p square wave, 10% to 90%: 2.5 us. Slew Rate: 1 kHz, 120 volts p/p square wave: 45 V/us. Semiconductor Complement: 27 transistors, 12 power Mosfets, 33 diodes, 8 zener diodes, one integrated circuit, one diode bridge. Power Consumption: 240 read more
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