Aiwa AD-6800
Dolby B NR

This Aiwa AD-6800 is a stereo cassette deck with Dolby B noise reduction, it was first sold by Aiwa in 1977 with a recommended retail price of USD $555 and discontinued 5 years later in 1982.

The main features of the Aiwa AD-6800 are: 2 heads, mechanical 3 digit tape counter and memory stop, 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 diagonally in the cassette well.

Level meters used on the AD-6800 are analog needle VU reading meters with peak hold for easy adjustment of optimum recording level and peak indicator for easy adjustment of optimum recording level. Mechanical transport controls for reliable AD-6800 transport function selection. Cue and review can be used to easily and quickly locate the beginning of a passage.

To ensure the best response from the wide variety of tapes available adjustment of, bias, to optimum levels can be performed prior to recording.

The Dolby-B system reduces tape hiss on tapes recorded on the AD-6800 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-6800 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
  • 3 Head
  • Flat Response Tuning
  • Ferrite Guard Head
  • Cassette Auto Loading

Historic events

1977 Steve Jobs and Steve Wozniak exhibiting the first Apple II
1978 Technics introduced the famous SL-1200MK2 turntable
1979 The first commercial fully automated 1G (First Generation) cellular network was launched in Japan by NTT
1980 Pac-Man arcade game developed by Namco released in Japan.
1981 The Pacman and Donkey Kong video games are written, and go on to become huge hits
1982 Sony launched the CDP-101 in Japan

Features of Aiwa AD-6800

Calibration
Calibration
400Hz Test Tone Manual Bias Calibration Bias Fine Tune Calibration Head Bias Over/Under Selector
Connectors
Connectivity
2 Mono Microphone Inputs RCA Input/Output Connectors DIN Input/Output Connector Headphones Front Input Connector
Display
Display
3-Digıt Mechanical Counter Peak Hold Meters Peak / VU Switchable Analog Needle Meters
Electronics
Electronics
Peak Limiter
Cassette Exterior
Exterior
Silver Finish Orientation Left Front Loading
Compact Cassette
General
Stereo
Head
Head Configuration
2 Head Desiǥn 4 Track / 2 Channel
Indicators
Indicators
Record Peak Indicator Tape Run Indicator Illuminated Cassette Compartment
HighCom NR
Noise Reduction
Dolby-B Noise Reduction MPX Filter
Controls
Operation
Memory Repeat Cue / Review Line / Mic Input Select Record Mute Memory Stop Mechanical Transport Control Timer Recording
Power
Power Requirements
Alternating Current
Preamplifier
Preamplifier
Microphone Level Adjust (Left/Right) Individual Input Level Controls Output-Level Control
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 Diagonal Front Tape Loading Sìngle Capsŧan Transport Belt Drive (Capsŧan)

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