Used in a smoke free studio. Sounds great on Bass, vocals, guitars as well as mix bus.

local pickup only. If desired, buyer can test out at the studio.

Listing is for one, but can sell as a stereo pair. (Acquired new at the same time)

The AML 54F50 is a Class A, compressor and limiter module which occupies three slots in a 500 series rack. Fully populated with Carnhill transformers to achieve its distinctive classic sound, this high-end hand-built British module provides an affordable solution for the modern cost conscious studio.

Features:

• Classic 4 stage (Class A) amplifier, 4 transformer design
• All discrete component (no surface mount devices)
• Entirely hand assembled and tested in the England to exacting quality standards
• Line Input: Carnhill transformer balanced (Mu-metal screened Classic VTB9046), 10k Input Impedance
• Interstage: Carnhill Mu-metal screened Classic VTB9045 and VTB9046
• Line Output: Carnhill transformer balanced (Classic full size output transformer)
• Compressor: (Class A) amplifier design
• • Ratio 1.5:1, 2:1, 3:1, 4:1 & 6:1
  • Dual attack speeds (Fast = 5mS, Slow = 25mS)
    
  • Make-up gain 0dB to 20dB in 2dB steps
  • Recovery (release) 400mS, 800mS, 1.6S & Auto
  • Threshold –20dBu to +10dBu
• Limiter: (Class A) amplifier design
• • Dual attack speeds (Fast = 100uS, Slow = 5mS)
    
  • Recovery (release) 100mS, 200mS, 800mS & Auto
  • Threshold +4dBu to +12dBu (in 1dB steps)
• Stereo link via either the backplane edge connector, an XLR or both
• Illuminated meter selectable for input, output or gain reduction metering
• Power-off signal bypass
• Entirely stainless steel chassis
• Total current consumption 150mA (per unit)

These are the default factory settings however the:

• Compressor “Fast” may be internally jumper selected to 0.5mS
• Compressor “Slow” may be internally jumper selected to 50mS
• Limiter “Fast” may be internally jumper selected to 1mS
• Limiter “Slow” may be internally jumper selected to 25mS