Marantz SD 630
Dolby B NR Dolby C logo DBX Full Logic Metal Tape

This Marantz SD 630 is a auto-reverse stereo cassette deck with Dolby B and C and DBX noise reduction, it was first sold by Marantz in 1983.

The main features of the Marantz SD 630 are: 2 heads, mechanical 3 digit tape counter, manual tape type selection and capable of handling normal, chrome and metal tapes, belt driven auto reverse 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 SD 630 are generic digital peak reading meters. Full-logic transport controls used on the SD 630 let it respond to the slightest finger contact for fast and effortless transport function selection.

Dolby C-type used in the SD 630 provides 20 dB of noise reduction above about 1,000 Hz, fully doubling the amount given by B-type. Dbx Type II found in the SD 630 is a simplified version of the Type I noise reduction system. The dbx Type II system was designed to be used with systems with limited bandwidth such as cassette based recorders and also uses a simple 2:1:2 compander to reduce noise.

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.

Compact Cassette
  • Quick Auto Reverse

Historic events

1983 The Musical Instrument Digital Interface (MIDI) is introduced at the first North American Music Manufacturers (NAMM) show in Los Angeles.

Features of Marantz SD 630

Connectors
Connectivity
2 Mono Microphone Inputs RCA Input/Output Connectors Headphones System Remote-Control Output System Remote-Control Input
Controls
Controls
3-Position Direction Selector
Display
Display
3-Digıt Mechanical Counter Digital Peak-Reading Meters
Electronics
Electronics
Record Protection
Cassette Exterior
Exterior
Orientation Left Black Finish Front Loading
Compact Cassette
General
Stereo
Head
Head Configuration
2 Head Desiǥn 4 Track / 2 Channel
Indicators
Indicators
Record Cassette Back Lighting
HighCom NR
Noise Reduction
Dolby-B Noise Reduction DBX Disc Dolby-C Noise Reduction DBX Type II Noise Reduction
Controls
Operation
Music Scan Full Logic Transport Control Timer Recording/Playback Record Mute Index Scan
Power
Power Requirements
Alternating Current
Preamplifier
Preamplifier
Individual Input Level Controls
Rear Controls
Rear Controls
Voltage Switchable (Rear)
Tape Speed
Speed
1⅞ ips - 4.76 cm/s
Tape
Tape
Manual Tape Type Selection Normal Tape Capabılity Chrome Tape Capabılity Metal Tape Capabılity
Transport
Transport
Auto Reverse 2x Motor Mechanism Auto Shutoff Mechanical Tape Loading Single Capsŧan Transport (x2) Belt Drive (Capsŧan)

Similar to Marantz SD 630 from the period 1983

ebay Marantz SD 630 related items currently for sale Last update on Sep 22, 2021 3:15:26 PM CEST