Marantz SD 820 dbx
Dolby B NR Dolby C logo DBX Wired Remote Control Full Logic Direct Drive Metal Tape

This Marantz SD 820 dbx is a stereo cassette deck with Dolby B and C and DBX noise reduction, it was first sold by Marantz in 1983 and discontinued a year later.

The main features of the Marantz SD 820 dbx are: 2 heads, mechanical 3 digit tape counter, manual tape type selection and capable of handling normal, chrome and metal tapes.

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 820 dbx are generic digital peak reading meters. Full-logic transport controls used on the SD 820 dbx let it respond to the slightest finger contact for fast and effortless transport function selection.

Dolby C-type used in the SD 820 dbx 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 820 dbx 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. All main transport commands can be issued remotely with a wired remote control.

Compact Cassette
  • Super Hard Metal Alloy Combi-Head
  • 2 Motor Direct Drive DC Motor
  • Automatic Compu-Bias System

Historic events

1983 Publication of MIDI (Musical Instrument Digital Interface) standard, a protocol which allows electronic instruments and other digital musical tools to communicate with each other.
1984 Seiko Instruments U.S.A. Inc. displays the first wristwatch computer, with a 10-character, 4-line LCD.

Features of Marantz SD 820 dbx

Connectors
Connectivity
2 Mono Microphone Inputs 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
Orientation Left Wood Case Champagne Finish Front Loading
Compact Cassette
General
Stereo
Head
Head Configuration
2 Head Desiǥn 4 Track / 2 Channel
Indicators
Indicators
Dolby C Record Play Pause Record Mute Dolby B Metal Tape Fast Forward Chrome Tape Rewind DBX
HighCom NR
Noise Reduction
Dolby-B Noise Reduction Dolby-C Noise Reduction DBX Type II Noise Reduction
Controls
Operation
Full Logic Transport Control Timer Recording/Playback Line / Mic Input Select Record Mute
Power
Power Requirements
Alternating Current
Preamplifier
Preamplifier
Individual Input Level Controls Output-Level Control
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
2x Motor Mechanism Auto Shutoff Direct Drive (Capsŧan) Mechanical Tape Loading

Similar to Marantz SD 820 dbx from the period 1983 - 1984

ebay Marantz SD 820 dbx related items currently for sale Last update on Sep 20, 2021 10:01:35 AM CEST