Marantz SD 420
Dolby C logo Dolby B NR Wired Remote Control Metal Tape Full Logic

This Marantz SD420 is a stereo cassette deck with Dolby B and C noise reduction, it was first sold by Marantz in 1982 with a recommended retail price of USD $340.

The main features of the Marantz SD420 cassette deck are: 2 heads, mechanical 3 digit tape counter, manual tape type selection and capable of handling normal, chrome and metal tapes, belt driven single-capstan transport.

Typical front loading cassette deck with the cassette compartiment located on the left side of the deck. Tape eject is operated mechanically and the cassette needs to be placed with the side to be played facing forward in the cassette well.

Level meters used on the Marantz SD420 cassette deck are generic digital peak reading meters. Full-logic transport controls used on the Marantz SD420 let it respond to the slightest finger contact for fast and effortless transport function selection.

Dolby C-type used in the Marantz SD420 provides 20 dB of noise reduction above about 1,000 Hz, fully doubling the amount given by B-type.

To make live recordings this deck has 2 microphone inputs to connect microphones with a jack connector. For undisturbed listening a jack connector for a pair of stereo headphones is supplied. Connection to other audio components for plaback can be achieved by a RCA cable and recording from a source by a RCA cable. All main transport commands can be issued remotely with a wired remote control.

Compact Cassette
  • Super Hard Metal Alloy Head
  • Two Motor Feather Touch Computer System

Historic events

1982 Seiko introduced the world’s first TV watch.

Features of Marantz SD420

Calibration
Calibration
Bias Fine Tune
Connectors
Connectivity
2 Mono Microphone Inputs AC Power Cord / Plug RCA Input/Output Connectors Headphones Wired Remote Control
Display
Display
3-Digıt Mechanical Counter Digital Peak-Reading Meters
Electronics
Electronics
Record Protection
Cassette Exterior
Exterior
Silver Finish Orientation Left Front Loading
Compact Cassette
General
Stereo
Head Configuration
Head Configuration
2 Head Desiǥn 4 Track / 2 Channel
Indicators
Indicators
Dolby C Record Mute Dolby B Metal Tape Chrome Tape Normal Tape
Noise Resuction
Noise Reduction
Dolby-B Noise Reduction Dolby-C Noise Reduction
Controls
Operation
Full Logic Transport Control Timer Recording/Playback Record Mute
Power
Power Requirements
Alternating Current
Preamplifier
Preamplifier
Individual Input Level Controls
Limited Finish
Special Finish
Gold Plated Input/Output Jacks
Tape Speed
Speed
1⅞ ips - 4.76 cm/s
Tape
Tape
Manual Tape Type Selection Normal Tape Capabilıty Chrome Tape Capabilıty Metal Tape Capabilıty
Transport
Transport
2x Motor Mechanism Auto Shutoff Mechanical Tape Loading Sìngle Capsŧan Transport Belt Drive (Capsŧan)

Similar to Marantz SD420 from the period 1982