What tubes does the Blackstar HT-1 - Main use?

The Blackstar HT-1 - Main uses 2× ECC83 preamp tubes and 1× ECC83 power tubes.

When was the Blackstar HT-1 - Main produced?

The Blackstar HT-1 - Main was produced 2008–present.

Blackstar HT-1 - Main preset

Verified · 80/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Blackstar HT-1 runs on just 1 watt through ECC83 tubes exclusively, allowing full tube saturation at quiet volumes. A popular choice for bedroom players who want genuine valve tone without the volume.

Years produced: 2008–present
Made in: UK
Wattage: 1W
Channels: 1
Preamp tubes: 2× ECC83
Power tubes: 1× ECC83

Tags: british, low-wattage, practice, ecc83.

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.