Used Blackstar S1 45 Tube Guitar Combo Amp

Experience boutique-quality tone with this Used Blackstar Series One 45 Tube Guitar Combo Amp in Excellent condition. Powered by 2xEL34 power tubes and equipped with a 12AX7 preamp section, this 45-watt combo delivers rich, dynamic sound perfect for both stage and studio. It features two footswitchable channels—Clean and Overdrive—with ISF (Infinite Shape Feature) control, allowing seamless transitions between British and American tonal characteristics. The amp houses a 12" Celestion speaker, offering powerful projection and clarity. Additional features include a series effects loop, speaker-emulated output, and MIDI switching capability. Whether you're chasing pristine cleans or saturated distortion, the Series One 45 offers unbeatable versatility and tone shaping in a durable, road-ready package.