Sony EL-7
Dolby B NR Wired Remote Control Full Logic 3 Head

The Sony EL-7 is a stereo elcaset with Dolby B noise reduction, it was introduced by Sony in 1976 with a manufacturer suggested retail price of USD $880 and discontinued 4 years later in 1980.

The main features of the Sony EL-7 elcaset are: 3 heads and off-tape monitoring, analog 3 digit tape counter and memory stop, manual tape type selection with support for normal, chrome and ferro-chrome tapes with additional manual equalization selection, belt driven dual-capstan transport.

Typical front loading elcaset 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 Sony EL-7 elcaset are analog needle VU reading meters. Full-logic transport controls used on the Sony EL-7 let it respond to the slightest finger contact for fast and effortless transport function selection. 9,5 cm/s faster recording/playback speed used in the EL-7 offers extended frequency response, increased dynamic range and transient response. EL-7.

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

The Dolby-B system reduces tape hiss on tapes recorded on the Sony EL-7 by as much as 10 dB at the highest frequencies. To further maintain recording accuracy, the EL-7 incorporates a switchable multiplex filter. When you record FM stereo broadcasts, the MPX filter of the EL-7 can be swiched on to prevent the standard 19kHz FM pilot signal from interfering with the noise reduction system.

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. All main transport commands can be issued remotely with a wired remote control.

Elcaset
  • Closed Loop Dual Capstan
  • Ferrite & Ferrite Head
  • Three Motor

Historic events

1976 Elcaset audio format introduced by Sony as an improvement to compact cassettes.
1977 Tandy Radio Shack released its version of a personal home computer called the TRS-80.
1978 The first satellite in the modern Navstar Global Positioning System (GPS) is launched.
1979 Philips introduced the Video 2000-system (also known as 'Video Compact Cassette' or VCC)
1980 Dolby C Noise Reduction introduced by Dolby Laboratories.

Features of Sony EL-7

Calibration
Calibration
400Hz Test Tone Manual Level Calibration
Connectors
Connectivity
2 Mono Microphone Inputs AC Power Connector (IEC) RCA Input/Output Connectors DIN Input/Output Connector Headphones Front Input Connector Wired Remote Control
Display
Display
3-Digıt Mechanical Counter Analog Needle Meters
Electronics
Electronics
High Frequency Bias Oscillator
Cassette Exterior
Exterior
Silver Finish Orientation Left Black Finish Front Loading
Compact Cassette
General
Stereo
Head Configuration
Head Configuration
3 Head Desiǥn 4 Track / 2 Channel
Indicators
Indicators
Record
Noise Resuction
Noise Reduction
Dolby-B Noise Reduction MPX Filter
Controls
Operation
Full Logic Transport Control Timer Recording/Playback Memory Stop Real-Time Tape Monitoring Memory Play
Power
Power Requirements
Alternating Current
Preamplifier
Preamplifier
Microphone Level Adjust (Left/Right) Individual Input Level Controls Headphone Volume Control
Tape Speed
Speed
3¾ ips - 9.52 cm/s
Tape
Tape
Manual Tape Equalization Normal Tape Capabilıty Ferro-Chrome Tape Capabilıty Chrome Tape Capabilıty Manual Tape Type Selection
Transport
Transport
Solenoid Control (Mechanism) Auto Shutoff Mechanical Tape Loading Dual-Capsŧan Transport Direct Drive (Reels) Belt Drive (Capsŧan) 3x Motor Mechanism

Similar to Sony EL-7 from the period 1976 - 1980