Sold FS; Two Old School RF 500X amplifiers

IamMurph
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These amplifiers were on display for a few years but they haven't seen power very often. Great condition for their age.

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$100 each shipped OBO

62.5 watts RMS x 4 at 4 ohms

125 watts RMS x 4 at 2 ohms

250 watts RMS x 2 at 4 ohms in bridged mode

requires 8-gauge power and ground leads — wiring and hardware not included with amplifier

2-, 3-, or 4-channel output

Tri-way capable (Tri-Way crossover required)

front and rear switchable high-pass (120 Hz, 12 dB/octave) and low-pass (80 Hz, 12 dB/octave) crossovers

MOSFET power supply and output devices

Maximum Efficiency Heat Sink Application (MEHSA) mounting technology increases the heat transfer from the MOSFET output devices to the heat sink, for higher power output, lower operating temperatures, and greater reliability

TOPAZ — noise-killing differential inputs that eliminate 80% of ground loop noise

 
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IamMurph

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just call me KeV

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