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Old 07-05-2005, 08:06 AM   #1
Hibbing
4th Gear Member
 
Join Date: Dec 2004
Location: GTA
Posts: 678
Hafler DH220 Mosfet Power Amp FS

In excellent condition. Will entertain reasonable offers or trades. Still one of the best sounding amps for a reasonable price you can get. Pretty much unbreakable. In regular use for 20 years and has NEVER let us down.

The Hafler DH-220 series is one of the most popularly sold amplifiers ever produced. David Hafler produces some of the best sounding, no nonsense audio equipment for the discriminating listener. David Hafler is regarded by many as the father of high fidelity. His design theory: created products that offer elegantly simple circuitry while providing superior sound. Many recording studios in the world have adopted Hafler as their standard. FEATURES: Power Rating: Less than 0.02% total harmonic distortion at any power level up to 100 watts continuous average power per channel at any frequency between 20 - 20 Khz with both channels driven. IM Distortion (SMPTE): Less than 0.005% from 1 to 100 Watts. Typical THD at 100 Watts: 1 Khz - 0.0015%, 10 Khz - 0.005%, 20 Khz - 0.012% Frequency Response: -3db, 1 Hz to 100 Khz at 1 watt, +/- 0.5db, 10 Hz to 40 Khz at 100 watts. Typical Channel Seperation: 20 Hz - 66 db, 1 Khz - 66 db, 20 Khz - 60 db Signal to Noise Ratio, unweighted: < 100 db at 100 watts Input Impedance: 22,000 ohms (standard for most preamplifiers) Input Sensitivity: 1.5 volts rms for 100 watts Damping Factor: 150 to 1Khz & 50 to 10 Khz Rise Time: 10 Khz, 60 volts peak to peak square wave: 2.5 u sec. Slew Rate: 10 Khz, 60 Volts peak to peak square wave: 25 V/u sec Semiconductor Complement: 26 transistors, 8 power Mosfets, 24 diodes, 4 zener diodes, 1 diode bridge. Power Consumption: Quiescent: 100 VA: 100 Watts, 370 VA Size: 5 1/8� high, 16 � wide, 10 �� deep Net weight: 26 lbs,
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Old 07-10-2005, 01:40 AM   #2
kontesto
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