McIntosh MR78 Tuner with McIntosh Wooden Case

Superb condition McIntosh MR78 solid-state FM Tuner in vintage wooden McIntosh case. Unit comes with original manual. Unit does not come in original box and packing, but will be professionally packaged for shipping.

Tuner is in excellent working condition and is rated 8/10 for minor cosmetic wear consistent with age.

SPECIFICATIONS

• Tuning Range: 88 to 108 MHz
• Antenna Inputs: 300 ohms balanced; 75 ohms unbalanced
• Intermediate Frequency: 10.7 MHz
• Sensitivity: 2μV for 35dB of quieting; 2.5μV at 100% modulation (±75 KHz deviation) for 3% total noise and harmonic distortion.
• Signal to Noise Ratio: 75 dB below 100% modulation
• Harmonic Distortion: 0.2% mono or stereo at 100% modulation to 15,000 Hz. Typically, 0.05% at 1,000 Hz
• Drift: 25,000 Hz for the first two minutes; thereafter 5,000 Hz at 25 degrees C in 24 hours
• Frequency Response: Mono - ±1 dB 20 Hz to 20,000 Hz with standard de-emphasis, (75μS); Stereo - ±1 dB 20 Hz to 15,000 Hz with standard de-emphasis (75μS)
• Capture Ratio: 0.25 dB detector only; 2.5 dB complete tuner
• Selectivity: IHF
• Spurious Rejection: 100 dB IHF
• Image Rejection: 100 dB, 88 to 108 MHz IHF
• Intermodulation Distortion: 0.2% mono or stereo for any combination of frequencies from 20 Hz to 15,000 Hz with peak modulation equal to 100% or less. Typically 0.1%
• Maximum Signal Input: 12 volts across 300 ohm antenna terminals will not increase harmonic or intermodulation distortion
• Audio Hum: 70 dB down from 100% modulation
• Muting: 70 dB noise reduction between stations
• Muting Threshold (Typical): Distant position 5μV; Local position 20μV
• SCA Filter: 50 dB down from 67 KHz to 74 KHz; 275 dB per octave slope
• Stereo Separation: 40 dB at 1,000 Hz
• Audio Output: Front panel controlled - 2.5 volts into 47,000 ohms. Fixed output - 2.5 volts into 47,000 ohms. 1.0 volt into 600 ohms.
• Power Requirement: 120 volts, 50/60 Hz 35 watts
• Semiconductor Complement: 3 JFETs, 2 MOSFETs, 17 Bipolar Transistors, 43 Diodes, 4 Integrated Circuits
• Dimensions (excluding case and knobs): 16" W x 13" D x 5 7/16" H
• Weight: 27 pounds

Additional Information
Please call 734.662.3595 and ask for Richard or Amanda if you have any questions about this product. We make every effort to update our ads quickly when inventory fluctuates, but we encourage you to call and check product availability, as we are also a brick and mortar store.

For a complete listing of all of our specials, please visit: https://www.paragonsns.com/product-category/preowned-specials/