Manley Massive Passive XXV – Limited Anniversary Edition – cobalt blue face plate with Anniversary custom laser engraving artwork; stereo 4-band EQ; All-Passive tone sculpting circuitry; Unique Shelf curves use the “bandwidth” control; Overlapping and Interleaved Frequency choices; Every band switchable to shelf or bell; Vacuum tube make-up gain and line drivers; Parallel symmetrical topology; Premium components throughout; Passive HP and LP Filters plus gain trims; balanced Inputs and Outputs XLR and 6.3 mm Jack (accepts unbalanced); Level +4 dBu nominal; internal switches for -10 operation; Bypass Switch for EQ & tube circuits (not hardwire); 44 Frequencies (roughly 1/4 octave spacing); Frequency Range: 22 Hz to 27 kHz; EQ Boost/Cut Range: 20 dB boost; 20 dB cut; Nominal Q range: 1.5 to 3 (uniquely active in shelf modes); Frequency Response: ±2 dB: 8 Hz to 60 KHz; Maximum Output @ 1.5% THD +37 dBv, +26dBv @ 20 Hz; THD & Noise (1KHz @ +4 dBu): 0.06%; Noise Floor (referred to +4dBu): -85 dB (A Weight); Dynamic Range: 120 dB; weight: approx. 9.5 kg
