What tubes does the Klemt Showstar S40 - Normal use?

The Klemt Showstar S40 - Normal uses 2× ECC83 preamp tubes and 2× EL34 power tubes.

When was the Klemt Showstar S40 - Normal produced?

The Klemt Showstar S40 - Normal was produced 1960–1968.

Klemt Showstar S40 - Normal preset

Verified · 82/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

Klemt was a German manufacturer best known for the Echolette tape echo unit, but also produced quality tube amplifiers under the Showstar brand for the European market. The S40 delivered a warm, continental European tube character popular with jazz and beat-group musicians.

Years produced: 1960–1968
Made in: Germany
Wattage: 40W
Channels: 2
Preamp tubes: 2× ECC83
Power tubes: 2× EL34

Tags: vintage, clean, crunch.

Schematic-derived preset files for 16 Fractal and Line 6 modelers: Axe-Fx II/XL/XL+, Axe-Fx III, FM3, FM9, and the full Helix family (Floor, LT, Rack, HX Stomp, HX Stomp XL, Native).

Gridleak extracts amp parameters from original circuit schematics using AI vision — component values, gain staging, tone stack topology, tube types — then generates native preset files for every supported modeler. Every extraction is scored 0–100 and the score is published.