Atoll Electronics IN50 Signature

Integrated Amplifier
Manufacturer: Atoll
Availability: In stock
Manufacturer part number: Atoll Electronics IN50 Signature
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IN50 Signature Integrated Amplifier


Integrated Amplifier 50W into 8Ω

4mm aluminium brushed front panel with engraved logo and “Wave”, 1,5mm steel chassis, aluminium knob, and keys

Audio stages with discrete components, MKP technology link capacitors, high performance heatsinks

PCB with double layer nickel/gold, thermal protection

Toroidal Transformer of 170 VA

ALPS motorised potentiometer

Direct access of inputs from the front panel or the remote control



5 audio Inputs (RCA): AUX (or optional phono stage P50 or P100); CD; TUNER; TAPE (IN+OUT with monitoring loop); DVD

1 By-pass Input (for use as a power amplifier)

2 Pre-out Outputs (for use as bi-amp or to link to a subwoofer)

1 Headphones Jack 6.35mm

1 Trigger Output 12V


ATOLL global remote control allows to control other Atoll’s devices (Preamp, Integrated, Tuner, CD Players, DAC)



Power: 50W 8Ω

Power: 70W 4Ω

Signal/Noise Ratio: 100 dB

Bandwidth: 5Hz - 100 kHz

Weight: 7kg

Dimensions: 440 (W) x 300 (D) x 90 (H) mm



This device can be equipped with 4 different options:

Phono Board on AUX Input

1. P100 (MM or MC)

2. P50 (MM)

Digital Board


Bluetooth receiver (x1)

Coaxial Inputs (24Bits/192kHz) (x2)

Optical Inputs (24Bits/192kHz) (x2)

USB-B Input: PCM & DSD (x1)

Audio Converter: AKM - AK4490

PCM: from 16 bits to 32bits up to 384 kHz on USB-B input (asynchronous).

DSD: DSD64 & DSD128.

USB Interface: XMOS with specific program designed for ATOLL.


Coaxial (x2)

Optical Inputs (24Bits/192kHz) (x2)

Products specifications
Item Condition New