Original sentence: 046 sets used by his brother, Angus.Each head powers four 4 × 12 cabinets.He has also used some Tech 21 amps.The amps stacked behind Angus and Malcolm onstage are two 1959 SLP 100 watt heads (reissues to the original Super Lead Plexi)
Edited sentence: 042 sets used by his brother, Angus.Each head powers two 4 × 12 cabinets.The amps stacked behind Malcolm onstage are two original Marshall 100 watt heads, one 1966 JTM45/100 and one late Superbass from the late 1960s or early 1970s