Manley Stereo Variable Mu Limiter Compressor w/HP SC

SPECIFICATIONS MANLEY input & output transformers with nickel laminations in mu-metal cases with flat frequency response from 20Hz-25KHz BALANCED INPUTS & OUTPUTS (600 Ohms) Fully differential ALL-TUBE circuitry using one each 5670, 5751 (or 12AX7), 7044 (or 5687), & 12AL5 per channel Independently regulated B+ and Heater supplies Hard-wire BYPASS switch Stepped switch INPUT attenuator as of 10/2011. (older units use Silent dual-ganged potentiometer) RECOVERY 5 steps: 0.2s, 0.4s, 0.6s, 4sec., 8sec. Variable ATTACK: 25msec-70msec Continuously variable THRESHOLD LIMIT (4:1 to 20:1) or COMPRESS (1.5 to 1) HP SC: High Pass Side Chain Filter -3dB @ 100Hz Large ILLUMINATED Sifam METERS (older units before serial number MSLC61642 shipped before 12/2003 use: 26V 1.2W FESTOON LAMPS; Manley's Part Number: VAR016B) Order spare bulbs using our parts order form. (newest units after serial number MSLC61642 shipped after 12/2003 use white LED lighting) STEREO LINK SWITCH Se