Features:

• Rotary switches with detented steps for precise channel matching and settings recall
• Switch steps built with 1% metal film resistors on sealed gold-contact Grayhill switches
• Manley input and output transformers with pure nickel laminations in mu-metal case
• Flat frequency response from 20Hz–25kHz
• Balanced Inputs and Outputs
• Fully differential all-tube circuitry using one 5751, 7044, and 12AL5 per channel
• Variable Gain vacuum tube (per channel): 5670
• Independently regulated B+ and Heater supplies
• Includes HP Sidechain modification as standard
• Hard-wire Bypass switch
• Silent conductive plastic input attenuator
• Recovery 5 steps: 0.2s, 0.4s, 0.6s, 4sec, 8sec
• Variable Attack: 25msec–70msec
• Continuously variable Threshold
• Switch for Limit or Compress modes
• Front-panel mounted Meter calibration
• Limit (4:1 to 20:1) or Compress (1.5:1)
• Large Illuminated Sifam Meters
• Stereo Link switch
• Handcrafted in Chino, CA