Locomotive Audio 14B; 1-channel Vari-Mu compressor; tubes: 1x 6BC8, 1x 12AY7 and 2x 6V6s; variable input and output levels; attack: 300µs to 20ms; release: 100ms to 2 sec; ratio: up to 4:1 in compressor mode and up to 10:1 in limiter mode; stereo link option; sidechain low cut: Off or adjustable from 70 to 350Hz; true bypass; Compression turned off with full counterclockwise attack position, switching to line amplifier; VU meter for gain reduction or output level; input stage with 2 Cinemag transformers; specially designed output transformer; frequency response: 20 Hz - 20 kHz; THD+N: <1%; signal-to-noise ratio (S/N): >70 dB; handmade in the USA; connections: XLR input, XLR output and TRS jack stereo-link connector; Dimensions (WDH): 482 x 89 x 254 mm; Weight: 8 kg