Marantz Model 2252b Receiver

Front View EBay Auction #84282272 Image Attribution: V. Leo Taperek Date: Mar 29th, 1999 Front view, Euro (N) model Image Attribution: Nick ? Date: May 20th, 2003 Rear view, Euro (n) model Image Attribution: Nick ? Date: May 23rd, 2003

General Rarity Scarce Retail Price 460 First Year 1977 Last Year 1979 Wood Case WC-122 Silver Face Yes Channels Two Speaker Connections Two sets Chassis Ground Binding Post AC Switch Yes Fusing Rear Panel Switched AC Outlets One Unswitched AC Outlets One Power Consumption 220 watts, 35 @ idle Special Option 1 DLB1 Dolby FM Decoder (US Models only)

Physical Width 17 1/4 Height 5 3/8 Depth 14 1/2 Weight 31.2 lbs, 36.7 packed for shipment

Amplifier RMS Power Per Channel 52x2 @ 8 ohms 65x2 @ 4 ohms Damping Factor @ Load Impedance 45 Total Harmonic Distortion (THD) 0.05% @ 8 ohms, 0.1% @ 4 ohms Power Bandwidth 20 hz to 20 khz Frequency Response +/- 0.2 dB at one wattm 20 Hz to 20 KHz Intermodulation Distortion (IM) 0.05% @ 8 ohms, .1 @ 4 ohms Input Impedance 33 Kohms Input Sensitivity for Full Output 1.5 volts

FM Tuner Gyro Tuning Yes RF Sensitivity 1.9 uV 300 Ohm Binding Posts Yes 75 Ohm Binding Posts Yes 75 Ohm F Connector Yes 50 dB quieting sensitivity, Stereo 40 uV 50 dB quieting sensitivity, Mono 3.2 uV THD, Mono 0.15% THD, Stereo 0.30% Frequency Response 30 Hz to 15 KHz, + 0.2 dB, -1.5 dB Hum and Noise 73 dB Capture Ratio 1.0 dB IF Image Rejection 70 dB IF Rejection 95 dB Stereo Subcarrier Rejection 60 dB Alternate Channel Selectivity (wide or normal) 070 dB Spurious Rejection 90 dB AM Carrier Rejection 50 dB Stereo Separation at 1 kHz 45 dB Mono Switch Yes Signal Strength Meter Yes Center Tuning Meter Yes Stereo Lamp Yes Dolby Lamp Yes FM Mode Lamp Yes Muting Switch Yes 25 uS Deemphasis Switch (Dolby Associated) Yes Dolby Fm Decoding Option Yes Illuminated Dial Pointer Yes

AM Tuner RF Sensitivity 15 uV Alternate Channel Selectivity 46 dB IF Rejection 40 dB Image Rejection 45 dB THD .5% @ 30% modulation Signal to Noise Ratio 50 dB Spurious Response Rejection 60 dB Signal Strength Metering Yes External Ferrite Antenna Yes Antenna binding Posts Yes

Preamplifier Multiple Bass Adjustments Yes Multiple Midrange Adjustments Yes Multiple Treble Adjustments Yes High Filter Yes Gain Control Yes Loudness Contour Yes Mono Yes Balance Yes Tape to Tape Dubbing via front panel jacks; 1-2 or 2-1 Auxillary Input Source Yes Phono Input Source Yes 2nd Phono Input Source Yes Illuminated Source Indicators Yes (LED's) Tuner Source Input AM/FM Tape Monitor Yes 2nd Tape monitor Yes Headphone Jack(s) Yes Speaker Selection Nomenclature System 1,2