The modul 4 is an ultra low-noise dual headphone amplifier designed for usage in the Eurorack. Both signal paths can be used independently but it is also possible to use the so called „Link“-Mode. To match high level signal sources an attenuator (6dB) is available for both signal paths.

Highlights:
- Ultra low noise Design
- individuelle Lautstärkeregelung
- alternatives Eingangsrouting
- Eingangspegelanpassung (-6dB / schaltbar)
Anschlüsse:
- 2x2 Audio In (Klinkenbuchse 3,5mm mono)
- 2x Kopfhörer Out (Klinkenbuchse 6,3mm stereo)
Spannungsversorgung:
- +12V / 150mA,  -12V / 150mA
Abmaße (B/H/T):
- 12TE / 3HE / 40mm

Highlights:
- Ultra low noise Design
- Individual volume control
- alternative Input routing
- Input level adjustment (-6dB / switchable)
Connectors:
- 2x2  Audio In (Phone Jack 3,5mm mono)
- 2x headphones out (Phone Jack 6,3mm stereo)
Power Supply:
+12V / 150mA,  -12V / 150mA
Dimensions (W/H/D):
- 12HP / 3U / 40mm