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Marantz Model 2140 Tuner

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Front View
Image Attribution: Marantz Brochure

Dutch brochure for dealers and distributors
Image Attribution: Hans Akker
Date: January 26th, 2001

DLB-1 ad mentions 2140 model
Image Attribution: Marantz Customer Order Form
Date: January 8th, 2001

Rack Handle ad mentions 2140 model
Image Attribution: Marantz Customer Order Form
Date: December 14th, 2000

Additional Information

The five or six buttons at the left, from left to right, are:

  • Mono
  • Muting
  • Multipath
  • Mpx Noise Filter
  • Rec Level 400 Hz
  • FM 25 uS (This is missing on export models)

The button at the right is the power button.

The buttons and LEDs in the center, left to right, are:

  • IF Wide
  • FM
  • AM

The left indicator in the dial is the stereo indicator, the right one is the Dolby FM indicator. The legend above the Tuning knob says "Gyro Touch Tuning".

Contributed by Ben
On January 26th, 2001


RarityXXX-Rare (may not have been produced)
Retail Price390
Designed inUSA
Manufactured InJapan
First Year1977
Years Manufactured1977, possibly (it is in the brochure)
Last Year1977
Quantity Manufactured?
Matching Preamplifiers3250,3250b,3650
Matching Amplifiers170dc,300dc
Matching Integrated Amplifiers1260dc,1180dc,1152dc,1122dc,(1090 not extruded)
Rack MountOptional
Silver FaceYes, extruded
AC SwitchYes
FusingRear deck, buss
Special Option 1DLB1 Dolby FM Decoder (US Models only)
Special Option 2RHA1 Rack Adaptor

Width16 3/8
Height5 3/4
Depth11 11/16

FM Tuner
Gyro TuningYes
400 Hz Alignment ToneYes
RF Sensitivity1.5 uV
300 Ohm Binding PostsYes
75 Ohm Binding PostsYes
75 Ohm F ConnectorYes
50 dB quieting sensitivity, Stereo25 uV
THD, Mono0.07%
THD, Stereo0.10%
Signal to Noise Ratio, Mono83 db
Signal to Noise Ratio, Stereo75 db
IF Bandwidth(s)Wide, Narrow
Narrow Capture Ratio.8 dB
Alternate Channel Selectivity (wide or normal)050 dB
Alternate Channel Selectivity (Narrow) 90 dB
Stereo Separation at 1 kHz50 dB
FM Stereo Separation at 1 KHz (narrow)42 dB
Mono SwitchYes
Signal Strength MeterYes
Center Tuning MeterYes
Multiplex Filter (Hi-Blend)Yes
Stereo LampYes
Dolby LampYes (US Model only)
FM Mode LampYes (LED)
Multipath MeteringYes
Muting SwitchYes
25 uS Deemphasis Switch (Dolby Associated)Yes (US Model only)
Dolby Fm Decoding OptionYes (US Model only)
Quadradial Output (FM Discriminator output, unequalized)Yes
Illuminated Dial PointerYes

AM Tuner
AM Mode LampYes (LED)
External Ferrite AntennaYes
Antenna binding PostsYes

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