Marantz Model 3250b Preamp

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Front View EBay Auction #103583830 Date: May 13th, 1999 Rear View EBay Auction #103583830 Date: May 13th, 1999

General Description Extra feature over 3250: Phono Head Amp! Rarity Rare Retail Price $395.00 Designed in USA Manufactured In Japan First Year 1978 Last Year 1980 Matching Amplifiers 170DC,300DC Matching Tuners 2100,2110,2120,2130 Rack Mount Optional Wood Case WC-136 Silver Face Yes, extruded panel Channels Two Tube Design None Speaker Connections Two sets out, one set in Chassis Ground Binding Post AC Switch Yes Fusing External Switched AC Outlets Two Unswitched AC Outlets Two Power Source Details Standard Transformer Special Option 1 RHA1 Rack Mount Adaptors

Physical Width 16 1/2 Height 5 3/4 Depth 9 1/2 Weight 14.25

Preamplifier THD 0.01% IMD 0.01% Single Bass Adjustment Slider Single Midrange Adjustment Slider Single Treble Adjustment Slider Tone Control Defeat Yes Bass Turnover Options 100 Hz Treble Turnover Options 10 kHz High Filter 10 kHz Low Filter 100 Hz Gain Control Yes, indexed Loudness Contour Off, 10 step contour Mono Yes (L,R,L+R) Muting Yes (-20 dB) Channel Reverse Yes Balance Slider Number of Tape Monitors Two Tape to Tape Dubbing Yes, either way Auxillary Input Source Yes Phono Input Source Yes 2nd Phono Input Source Yes Cartridge Type Selection 1 MM, 1 MC Tuner Source Input Yes Source Microphone Input Left, Right or MM Phono 1 Tape Monitor Yes 2nd Tape monitor Yes Preamp to Amplifier Jumper(s) 2 pairs of outputs Headphone Jack(s) Yes Speaker Selection Nomenclature System 1, System 2 Signal to Noise Ratio 98 dB