Aiwa AD-S20U Cassette Deck

This Aiwa AD-S20U is a stereo cassette deck with double Dolby B and C noise reduction, it was first sold by Aiwa in 1986 with a manufacturer suggested retail price of USD $250.

The main features of the Aiwa AD-S20U are: 3 heads and no off-tape monitoring to save production cost, mechanical 3 digit tape counter, automatic tape type selection and capable of handling normal, chrome and metal tapes, 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 AD-S20U are generic digital peak reading meters. Full-logic transport controls used on the AD-S20U let it respond to the slightest finger contact for fast and effortless transport function selection. Cue and review can be used to easily and quickly locate the beginning of a passage.

Dolby C-type used in the AD-S20U provides 20 dB of noise reduction above about 1,000 Hz, fully doubling the amount given by B-type. The three-head configuration of the AD-S20U requires a Double Dolby system, one for recording and one for playback. The 19kHz multiplex pilot slgnal present in FM stereo broadcasts can cause false triggering of the noise reduction system. The switchable MPX filter of the AD-S20U filters out the pilot signal, and assuring proper Dolby processing of FM stereo programs.

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.

• Dual Capstan Drive System