Aiwa AD-6450
Dolby B NR

This Aiwa AD-6450 is a stereo cassette deck with Dolby B noise reduction, it was first sold by Aiwa in 1979 with a manufacturer suggested retail price of USD $380.

The main features of the Aiwa AD-6450 are: 2 heads, mechanical 3 digit tape counter, manual tape type selection and capable of handling normal, chrome and ferro-chrome tapes with additional manual equalization selection, 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 which is opened by a damped mechanism. Additionally the compartement can be accessed easly for head cleaning by removing the well-cover.

Level meters used on the AD-6450 are analog needle VU reading meters. Mechanical transport controls for reliable AD-6450 transport function selection. Cue and review can be used to easily and quickly locate the beginning of a passage.

The Dolby-B system reduces tape hiss on tapes recorded on the AD-6450 by as much as 10 dB at the highest frequencies. 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-6450 filters out the pilot signal, and assuring proper Dolby processing of FM stereo programs.

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

1979 The first commercial fully automated 1G (First Generation) cellular network was launched in Japan by NTT

Features of Aiwa AD-6450

Calibration
Calibration
Bias Fine Tune
Connectors
Connectivity
2 Mono Microphone Inputs RCA Input/Output Connectors Headphones
Display
Display
3-Digıt Mechanical Counter Analog Needle Meters
Cassette Exterior
Exterior
Silver Finish Orientation Left Wood Side Panels Front Loading
Compact Cassette
General
Stereo
Head
Head Configuration
2 Head Desiǥn 4 Track / 2 Channel
Indicators
Indicators
Peak Level Indicators
HighCom NR
Noise Reduction
Dolby-B Noise Reduction MPX Filter
Controls
Operation
Cue / Review Timer Recording/Playback Mechanical Transport Control Removable Well Cover Damped Eject
Power
Power Requirements
Alternating Current
Tape Speed
Speed
1⅞ ips - 4.76 cm/s
Tape
Tape
Manual Tape Type Selection Ferro-Chrome Tape Capabılity Normal Tape Capabılity Manual Tape Equalization Chrome Tape Capabılity
Transport
Transport
Auto Shutoff 1x Motor Mechanism Mechanical Tape Loading Sìngle Capsŧan Transport Belt Drive (Capsŧan)

Similar to Aiwa AD-6450 from the period 1979

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