Used Marshall JCM800 SC20H Tube Guitar Amp Head

Used and in excellent condition, the Marshall JCM800 SC20H Tube Guitar Amp Head faithfully captures the unmistakable tone of the legendary JCM800 in a conveniently compact 20-watt format. With its classic tube configuration�? EL34 power tubes and 3 ECC83 preamp tubes—it delivers the rich harmonics, bold midrange, and signature gain that have defined generations of rock and metal music. Designed for flexibility, it features High and Low sensitivity inputs, comprehensive EQ and presence controls, and a Master Volume that allows players to dial in precise tones at any level. Additional functions like the built-in effects loop and power reduction switch (down to 5 watts) make it equally at home in rehearsal spaces, studios, or on stage. Built in the UK and trusted by tone purists, this amp stands as a reliable and powerful choice for discerning guitarists—now available in outstanding used condition at a smart value.