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Dolby B NR Dynamic Noise Limiter (DNL)

This Dux EK 3511 is a stereo cassette deck with Dolby B and DNL noise reduction, it was first sold by Dux in 1976 and discontinued 2 years later in 1978.

The main features of the Dux EK 3511 cassette deck are: 2 heads, mechanical 3 digit tape counter, tape type selection and capable of handling normal and chrome tapes, belt driven single-capstan transport.

Typical of this deck is the 70's top loading layout with the cassette compartiment located on the right side of the deck.

Level meters used on the Dux EK 3511 cassette deck are analog needle VU reading meters.

The Dolby-B system reduces tape hiss on tapes recorded on the Dux EK 3511 by as much as 10 dB at the highest frequencies. Unlike the various Dolby systems, which require encoding and decoding, the Dynamic noise limiter (DNL) used by Dux in the EK 3511 works on playback only and reduces noise by as much as 10 dB.

To make live recordings this deck has 2 microphone inputs to connect a microphone with a DIN connector. For undisturbed listening a DIN connector for a pair of stereo headphones is supplied. Connection to other audio components for plaback can be achieved by a cable and recording from a source by a cable.

Compact Cassette

Historic events

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 Dux EK 3511

Connectors
Connectivity
1 Stereo Microphone Input Headphones DIN Input/Output Connector
Display
Display
3-Digıt Mechanical Counter Analog Needle Meters
Cassette Exterior
Exterior
Orientation Right Top Loading
Compact Cassette
General
Stereo
Head Configuration
Head Configuration
2 Head Desiǥn 4 Track / 2 Channel
Noise Resuction
Noise Reduction
Dolby-B Noise Reduction DNL Noise Reduction
Power
Power Requirements
Alternating Current
Tape Speed
Speed
1⅞ ips - 4.76 cm/s
Tape
Tape
Normal Tape Capabilıty Chrome Tape Capabilıty
Transport
Transport
Sìngle Capsŧan Transport Belt Drive (Capsŧan) Auto Stop

Similar to Dux EK 3511 from the period 1976 - 1978