Sharp / Optonica RT-1
Metal Tape

The Optonica RT-1 is a stereo cassette deck, it was introduced by Optonica in 1979.

The main features of the Optonica RT-1 are: 2 heads, analog 3 digit tape counter, 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 RT-1 are generic digital peak reading meters. Mechanical transport controls for reliable RT-1 transport function selection.

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
  • Sharpscan Peak Level Display
  • Japanese Market
  • APSS (Auto Program Search System)
  • Full Auto Stop

Historic events

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

Features of Optonica RT-1

Connectors
Connectivity
2 Mono Microphone Inputs RCA Input/Output Connectors Headphones
Display
Display
3-Digıt Mechanical Counter Digital Peak-Reading Meters
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
Controls
Operation
Mechanical Transport Control
Preamplifier
Preamplifier
Individual Input Level Controls
Tape Speed
Speed
1⅞ ips - 4.76 cm/s
Tape
Tape
Normal Tape Capabılity Chrome Tape Capabılity Metal Tape Capabılity
Transport
Transport
Auto Shutoff Sìngle Capsŧan Transport Belt Drive (Capsŧan) Mechanical Tape Loading

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Similar to Optonica RT-1 from the period 1979