IGS Audio / One Leveling Amplifier

The IGS Audio/One Leveling Amplifier is a fully balanced tube device with input and output transformers: the input is fitted with a Sowter 4383 transformer and the output uses an Edcor 15k/600.

Optical compressor inspired by legendary solutions well known from the 60s
IGS Audio ONE LA is a fully balanced tube device in terms of input and output transformers. The input is equipped with a Sowter 4383 transformer, the output with an Edcor 15k/600.

The audio circuit is fitted with two 6N1P-EW dual triodes, while the compression circuit is equipped with a 6N2P-EW triode and a 6AQ5 pentode that control the operation of the T4Bx photocells.