Marantz Model 2250b Receiver

Front View EBay Auction #103124404 Date: May 12th, 1999

General Rarity Scarce Retail Price 550 Designed in USA Manufactured In Japan First Year 1976 Last Year 1977 Wood Case WC-22 Blue Face Yes Channels Two Speaker Connections two sets Chassis Ground Binding post AC Switch Yes

Physical Panel Width 17 3/8 Panel Height 5 3/8 Depth 14 3/8 Weight 34.1 lbs

Amplifier RMS Power Per Channel 50 Damping Factor @ Load Impedance 55 at 8 ohms Total Harmonic Distortion (THD) .25 % Power Bandwidth 20 Hz to 20 KHz Frequency Response 20 Hz to 20 KHz +/- 0.5 % Intermodulation Distortion (IM) .25% at rated power Input Impedance 30 k ohm Input Sensitivity for Full Output 1.5v

FM Tuner Gyro Tuning yes RF Sensitivity 1.9 uV 300 Ohm Binding Posts Spring connectors 75 Ohm Binding Posts Spring connectors Ultimate Quieting 70 dB, mono THD, Mono 0.2% THD, Stereo 0.4% Signal to Noise Ratio, Mono 70 dB Capture Ratio 1.5 dB IF Image Rejection 70 dB IF Rejection 90 dB Alternate Channel Selectivity (wide or normal) 060 dB Spurious Rejection 95 dB AM Carrier Rejection 55 dB Stereo Separation at 1 kHz 40 dB Mono Switch Yes Signal Strength Meter Yes Center Tuning Meter Yes Stereo Lamp Yes Dolby Lamp Yes 25 uS Deemphasis Switch (Dolby Associated) Yes Quadradial Output (FM Discriminator output, unequalized) Yes Illuminated Dial Pointer Yes

AM Tuner RF Sensitivity 20 uV Signal Strength Metering yes

Preamplifier Multiple Bass Adjustments Yes Multiple Midrange Adjustments Yes Multiple Treble Adjustments Yes Tone Control Defeat Yes Bass Turnover Options Yes Treble Turnover Options Yes High Filter Yes Low Filter Yes Gain Control Yes Loudness Contour Yes Mono Yes Balance Slider Number of Tape Monitors Two Tape to Tape Dubbing Via front panel Auxillary Input Source Yes Phono Input Source Yes Illuminated Source Indicators Yes Cartridge Load 47 k ohm Tuner Source Input am, fm Source Tape Input (as opposed to a tape monitor) yes 2nd Source Tape input (as opposed to a tape monitor) yes Tape Monitor yes 2nd Tape monitor yes Preamp to Amplifier Jumper(s) yes Headphone Jack(s) Yes Speaker Selection Nomenclature main, remote Signal to Noise Ratio aux 85 dB -- phono 75 dB Frequency Response 30 Hz to 15 KHz =/- 1.0 dB (phono)