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Home > McIntosh > MR55
McIntosh MR55
Early McIntosh AM/FM Tube Tuner Original List Price: 249.00

Grade: C6 C6: 499.00
Physical: Some scratches or nicks, light oxidation - Good Condition
Electrical: Plugged in lights up, may work. AS IS

Grade: C3 C3: 399.00
Physical: Some scratches or nicks, light oxidation - Good Condition
Electrical: Meets original specs, some functions broken NO WARRANTY
Comments:with cabinet, alignment slightly off.

Grade: C? C?: 349.00
Physical: Some scratches or nicks, light oxidation - Good Condition
Electrical: Not graded AS IS

Grade: D? D?: 249.00
Physical: Some dents or oxidation - Fair Condition
Electrical: Not graded AS IS

McIntosh MR55
File photo for representation of item. May not be the actual item offered for sale.

Front Panel: Anodized gold and black aluminum panel. Illuminated dial. FM light. AM light. Tuning indicator: - to +. Signal strength indicator: 0 to 5. MC light. KC light. Tuning control. AFC control: min to max. AM sensitivity switch: greatest, intermediate or minimum. Volume control with on-off switch. Selector switch: FM listen, FM tune, AM broad, AM medium, AM sharp or phono.

Back Panel: Screw terminals to tv set, FM 300 ohm antenna and AM antenna: hi, lo and ground. Power cord. Fuse. Switched AC outlet. Panel lamps switch: high or low. AM antenna switch: loop or ant. Phono input. 2 audio outputs. Multiplex output.

Tubes: (2)6BZ7, 6AB4, (2)6BJ6, (3)6AU6, (4)6AL5, 6BN6, 6BV8, 6BA6, 6BE6, (2)12AU7.

FM Section: Sensitivity 3uV. Response 20Hz-20kHz 3dB Distortion less than 3%. Capture ratio 1 to 0.8. Four IF stages. Two limiters.

AM Section: Sensitivity 1.5uV. Selectivity bandwidth 20Hz-10kHz, 20Hz-6.5kHz and 20Hz-2kHz. Whistle filter 70dB reject at 10kHz.

Production 1,708 units made from December 1957-1959. SN: 1K001 to 2K710

1st McIntosh AM/FM Tube Tuner. WANTED! Call for availability.
Shipping weight: 32 lbs.

Related Categories:   Modafferi Modifications    Antennas

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