Server device

The design is the visual features of the MULTICHANNEL AMPLIFIER shown in solid lines in the drawings, whether those features are of shape, configuration, ornament, or pattern, or are a combination of any of these features. The portions of the article shown in stippled lines do not form part of the design. The blue colour shown in the drawings forms part of the design. The blue colouring represents contrasting tones that are present in an illuminated state of the multichannel amplifier shown in Figures 1 to 7. Drawings of the design are included. FIG. 1 is a front perspective view of the multichannel amplifier of the design in an illuminatedstate; FIG. 2 is a front elevational view thereof; FIG. 3 is a rear elevational view thereof; FIG. 4 is a right-side elevational view thereof; FIG. 5 is a left-side elevational view thereof; FIG. 6 is a top plan view thereof; and FIG. 7 is a bottom plan view thereof.