Aiwa AD-F70
Dolby B NR Full Logic

This Aiwa AD-F70 is a stereo cassette deck with Dolby B noise reduction, it was first sold by Aiwa in 1978.

The main features of the Aiwa AD-F70 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 with the side to be played facing forward in the cassette well.

Level meters used on the AD-F70 are analog needle VU reading meters with peak hold for easy adjustment of optimum recording level. Full-logic transport controls used on the AD-F70 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.

The Dolby-B system reduces tape hiss on tapes recorded on the AD-F70 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-F70 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
  • Dual Motor Drive

Historic events

1978 Nintendo releases its first video game, Computer Othello.

Features of Aiwa AD-F70

Calibration
Calibration
Bias Fine Tune
Connectors
Connectivity
2 Mono Microphone Inputs RCA Input/Output Connectors DIN Input/Output Connector Headphones Front Input Connector Wired Remote Input/Output Ports
Display
Display
3-Digıt Mechanical Counter Peak Hold Meters Peak / VU Switchable Remaining Time Analog Needle Meters
Electronics
Electronics
Normal Frequency Bias Oscillator
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 Mute Peak Level Indicators Cassette Back Lighting MPX
HighCom NR
Noise Reduction
Dolby-B Noise Reduction MPX Filter
Controls
Operation
Full Logic Transport Control Memory Repeat Cue / Review Timer Recording/Playback Line / Mic Input Select Record Mute Memory Stop
Power
Power Requirements
Alternating Current
Preamplifier
Preamplifier
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
2x Motor Mechanism Auto Shutoff Mechanical Tape Loading Sìngle Capsŧan Transport Belt Drive (Capsŧan)

Similar to Aiwa AD-F70 from the period 1978

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