YELLOW series preamps have been specially developed to offer musicians and sound engineers flexible solutions that meet a range of performing and recording requirements. The preamps combine CLASS-A electronics with a modern, sophisticated design and lightweight yet robust aluminium housing. Every single section has been engineered to ensure maximum potential from any kind of sound source.

As its name suggests, YELLOW SINGLE has one dedicated input channel that accommodates a range of microphones, pickups and instruments. The Return socket can also be used as a second input for line sources. Output options and other features are similar to its larger sibling.

Tanausu Luis – guitar
“Yellow Single… the tranquility that makes you feel to have your own acoustic and natural sound on every Stage”

Captain Cello – cello
“I work with Schertler JAM 100 amplifier at home and  Schertler Yellow preams on stage. I really enjoy the higt quality of the professionnal Schertler products and also  the Hi-fi sound and the large possibilty of their setup.”

Anna Murphy – hurdy-gurdy
The Yellow Single preamp is the latest addition to my hurdy-gurdy live setup and it was the missing piece of the puzzle to create the


Weight 0.32 kg (0.68lb)
Dimensions 15x10x3.8cm (5.9×4.25×1.49 in)
Frequency Response 10 Hz to 25 kHz (+/- 3dB)
Construction Anodized aluminium box
Mic Input MIC IN: XLR balanced
Sensitivity: -56 dB
Impedance: 4.7 Kohm
LINE IN: 1/4″ Jack
Sensitivity: -52 dB