Mesa Boogie Mark IV ver. A 1993

Mesa Boogie Mark IV, 1993. The name encodes the amplifier settings. M4A LD - Lead channel. G7On - means the Gain is set to "7," and the "Pull" mode is activated. Next in order are Treb, Bass, Mid, Drive, Press, Master, and Volume. The next block is the GEQ. The values ​​correspond to the fader positions in dB (min -12, max +12, mid position 0). EGA_D12_SM81 - Engl 4x12 cabinet recorded with D12 and SM81 microphones. Apollo Twin X - Radial ProRMP - Mark IV - Suhr Reactive Load