Dual C 901
Dolby B NR Auto Reverse 3 Head

This Dual C 901 is a auto-reverse stereo cassette deck with Dolby B noise reduction, it was first sold by Dual in 1973 with a list price of USD $450 and discontinued 5 years later in 1978.

The main features of the Dual C 901 cassette deck are: 2 heads, mechanical 3 digit tape counter, automatic tape type selection and capable of handling normal and chrome tapes, belt driven dual-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 Dual C 901 cassette deck are analog needle VU reading meters with peak indicator for easy adjustment of optimum recording level. Mechanical transport controls for reliable Dual C 901 transport function selection.

To ensure the best response from the wide variety of tapes available adjustment of, sensitivity, to optimum levels can be performed prior to recording.

The Dolby-B system reduces tape hiss on tapes recorded on the Dual C 901 by as much as 10 dB at the highest frequencies.

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

Historic events

1973 Computer graphics are used for the first time in a Motion Picture Industry for the movie Westworld.
1974 Intel releases the 8080 processor, the 8-bit successor to the original 8008.
1975 Sony launched the Betamax videocassette recording format.
1976 Elcaset audio format introduced by Sony as an improvement to compact cassettes.
1977 Tandy Radio Shack released its version of a personal home computer called the TRS-80.
1978 The first satellite in the modern Navstar Global Positioning System (GPS) is launched.

Features of Dual C 901

Calibration
Calibration
Manual Level Calibration
Connectors
Connectivity
2 Mono Microphone Inputs RCA Input/Output Connectors DIN Input/Output Connector Headphones
Controls
Controls
Stereo / Mono input selector
Display
Display
3-Digıt Mechanical Counter Analog Needle Meters
Cassette Exterior
Exterior
Silver Finish Orientation Left Top Loading Front Loading
Compact Cassette
General
Stereo
Head Configuration
Head Configuration
3 Head Desiǥn 4 Track / 2 Channel 2-Erase Heads 2 Head Desiǥn
Indicators
Indicators
Record Peak Indicator
Noise Resuction
Noise Reduction
Dolby-B Noise Reduction
Controls
Operation
Mechanical Transport Control
Preamplifier
Preamplifier
Individual Input Level Controls Auto Record Level
Tape Speed
Speed
1⅞ ips - 4.76 cm/s
Tape
Tape
Automatic Tape Type Selection Normal Tape Capabilıty Chrome Tape Capabilıty
Transport
Transport
Auto Reverse Mechanical Tape Loading Auto Stop Dual-Capsŧan Transport Belt Drive (Capsŧan)

Similar to Dual C 901 from the period 1973 - 1978