Sharp / Optonica RT-D3
Soft Touch

The Optonica RT-D3 is a stereo cassette deck, it was introduced by Optonica in 1981.

The main features of the Optonica RT-D3 cassette deck are:, analog 3 digit tape counter, tape type selection with support for normal and chrome 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 Optonica RT-D3 cassette deck are generic digital peak reading meters. Soft-touch controls for fast and easy transport function selection of the Optonica RT-D3 cassette deck.

To make live recordings this deck has 2 microphone inputs to connect microphones with a jack connector.

Compact Cassette

Historic events

1981 Dave Smith proposes the Universal Synthesizer Interface that would become the MIDI standard in 1983.

Features of Optonica RT-D3

Connectors
Connectivity
2 Mono Microphone Inputs
Display
Display
3-Digıt Mechanical Counter Digital Peak-Reading Meters
Cassette Exterior
Exterior
Silver Finish Orientation Left Front Loading
Compact Cassette
General
Stereo
Head Configuration
Head Configuration
4 Track / 2 Channel
Controls
Operation
Soft Touch Transport Control
Tape Speed
Speed
1⅞ ips - 4.76 cm/s
Tape
Tape
Normal Tape Capabilıty Chrome Tape Capabilıty
Transport
Transport
Auto Shutoff Sìngle Capsŧan Transport Belt Drive (Capsŧan) Mechanical Tape Loading

Similar to Optonica RT-D3 from the period 1981