A Quad Current Controlled Amplifier from Solid State Micro Technology for Music, Inc.

Features:

from the original data sheet

• 4 independent VCAs in one package
• ground referenced linear current control inputs
• 82dB signal to noise referred to 0.3% distortion
• low offset
• -40dB control feedthrough (untrimmed)
• easy signal summing
• low cost
• minimum external components
• full Class A operation
• ±15V supplies
• 5% gain matching at full output

Synthesizers using the chip:

with the amount used

Siel DK600     6
Siel Opera 6   6

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