Mesa Boogie SPAX7 Preamp Tube Jam Blocks The Gramercy’s slim

The Gramercy’s slim

It is ideal for podcasting and home recording

In a real tape recorder

While sharing its sleek layout

Embedded into the case wall is a color-changing

Mesa Boogie SPAX7 Preamp Tube Jam Blocks The Gramercy’s slimMESA SPAX7 preamp tubes are a premium grade 12AX7 that possess an even higher standard of overall performance due to their incredibly low sensitivity to microphonic noise. This is the ultimate preamp tube to use in critical gain stage applications, particularly in first stage input positions or other high gain stages in the preamp tube string. These tubes are selected during our rigorous 12AX7 testing process and when found to be substantially more