Marantz SD451 Stereo Cassette Deck

The Marantz SD451 is a auto-reverse stereo cassette deck with Dolby B and C noise reduction, it was introduced by Marantz in 1985.

The main features of the Marantz SD451 are: 2 heads, electronic tape counter with 4 digits, automatic tape type selection with support for normal, chrome and metal tapes, belt driven single-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 SD451 are generic digital peak reading meters. Full-logic transport controls used on the SD451 let it respond to the slightest finger contact for fast and effortless transport function selection.

Dolby C-type used in the SD451 provides 20 dB of noise reduction above about 1,000 Hz, fully doubling the amount given by B-type.

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.

• BUS
• QMS (Quick Music Search)
• Auto Reverse