Siera EK 3511 Cassette Deck

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

The main features of the Siera EK 3511 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 EK 3511 are analog needle VU reading meters.

The Dolby-B system reduces tape hiss on tapes recorded on the 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 Siera 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.