IGS Audio / One Leveling Amplifier

The IGS Audio/One Leveling Amplifier is a balanced, full-tube device with excellent input and output transformers. It features a Sowter 4383 transformer at the input and an Edcor 15k/600 transformer at the output.

An optical compressor inspired by a legendary solution well-known since the 1960s

The IGS Audio ONE LA is a balanced, full-tube device in its input and output transformers. It features a Sowter 4383 transformer at the input and an Edcor 15k/600 at the output.

The audio circuitry incorporates two 6N1P-EW dual triodes, while the compression circuitry is equipped with a 6N2P-EW triode and a 6AQ5 pentode to control the operation of the T4Bx photocell.