Marshall - JCM-900 - (Model 4100) High Gain / Dual Reverb 100 Watt Head w/Switch - (1991-92) - USED les-paul-tribute The Personal Reference Monitoring (PRM)

The Personal Reference Monitoring (PRM) concept bridges in-room and headphone monitoring by enabling the user to seamlessly transition between a calibrated loudspeaker system and headphone-based monitoring

BX5-D3’s iconic design on the front panel—M-Audio’s famous “keyhole” shape—is more than just an attractive look: This special “fastenerless” design ensures so there are no driver attachment screw heads to interfere with the sound coming from our drivers

• a : Width 48mm at NUT

and let your creativity loose with the latest Play Series instruments

Marshall - JCM-900 - (Model 4100) High Gain / Dual Reverb 100 Watt Head w/Switch - (1991-92) - USED les-paul-tribute The Personal Reference Monitoring (PRM)Used and super clean early 1990's "Marshall JCM 900" (Model 4100), 100 Watt High Gain Dual Reverb Guitar Head. 100% scuff, dent and dirt free inside and out. Freshly re tubed less than 3 months ago and in excellent condition for it's 34 year vintage and Includes its original 2 button Marshall foot switch. Fully tested and works perfectly. Total killer Marshall tones and mojo!! The Marshall JCM900 4100 is a 100 watt, two channel tube guitar amplifier