NAM Amp Pack 10 - 1989 JCM 50W NAM as well as several models

as well as several models aimed at single coil pickups and the low input channel

and not quite as loose as the original 5150

ICONIC preamp from the 80's onwards

27 Direct NAM models of a Krank Revolution Series One amplifier

Iron Maiden etc

NAM Amp Pack 10 - 1989 JCM 50W NAM as well as several models15 Direct NAM models of a Marshall JCM800 2204 from 1989. These NAM models are captured from a later build of the 2204, and has recently been serviced by Marshall. Its one of the loudest 50W amps I've ever heard and absolutely roars. The later horizontal 2204's seem to get a slightly worse rep online for some reason Marshall did tinker with the filter cap arrangement and preamp voltages but its a subtle tweak that is quite hard to perceive and