Marantz Model 250 Amplifier

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Front View Front View EBay Auction #513723911 Image Attribution: EBay seller arlene00@msn.com Date: November 30th, 2000 Top interior View EBay Auction #513723911 Image Attribution: EBay seller arlene00@msn.com Date: November 30th, 2000 Rear View Image Attribution: Jean-François Date: November 2nd, 2001

General Description Some are gold anodized Rarity Rare Retail Price 499.95, October 1st 1974 Marantz Dealer List First Year 1971 Last Year 1976 Matching Preamplifiers 3300 Matching Tuners 120 Wood Case WC-2 Blue Face Yes Channels Two Transistor Count 11 Diode Count 18 Speaker Connections One set Fusing Rear deck, buss Unswitched AC Outlets One Power Consumption 500 watts Special Option 1 WC-2 Special Option 2 RA1 Rack Adaptor

Physical Width 15 3/8 Height 6 1/8 Depth 9 1/2 Weight 28 lbs, 33.5 lbs shipped

Amplifier RMS Power Per Channel 64 @ 16 ohms, 125 @ 8 ohms, 150 @ 4 ohms Damping Factor @ Load Impedance >100 Total Harmonic Distortion (THD) 0.1% Power Bandwidth 20 Hz to 20 KHz Frequency Response 2 Hz to 100 kHz, +/- 1.5 dB Signal to Noise Ratio 106 dB Intermodulation Distortion (IM) 0.1% Input Impedance 100k ohms Input Sensitivity for Full Output 1.35 volts DC Capable output only Meter Range Yes Output Meter(s) Yes