Retro 176 Variable-mu Limiting Amplifier

Precision Knob scales for easy recallability
Continuously variable attack and release time
Four settings of compression ratio from soft compression to limiting (2:1, 4:1, 8:1, 12:1)
Wide-Range Sidechain Highpass Filter
Vocal Assymetry Tool
Hard-wire Bypass Switch
Interstage Transformer Bypass Switch
High Quality VU Meter switchable between Input, Output and Gain Reduction
XLR input and output connections
IEC power connector
115/230V AC Mains
Integral tube balance test
Easy stereo strapping of two or more units
Selected NOS tubes and components

Frequency Response Flat within 0.5 dB from 20-20,000 Hz.
Harmonic Distortion Below 1% from 20-20,000 Hz at 0-15 dB Gain Reduction
Noise Level Greater than 76 dB below normal operating level
Gain Reduction 20 dB of available gain reduction
Maximum Gain 32 dB with input and output controls set maximum
Input Impedance 600 Ohms - floating transformer balanced
Output Impedance 600 Ohms - floating transformer balanced
Minimum Input Level –26 dBm@2:1 ratio –12 dBm@12:1 ratio
Normal Operating Level +4 dBm
Maximum Operating Level +20 dBm
Maximum Operating Temp. 55° C
Physical Dimensions Standard 19” rack mounted. 2U, 3.5” high, 9.5” deep
Power Requirements 40 Watts at 115/230 VAC, 50/60 Hz.