1176LN Classic Limiting Amplifier

Manuals & Related Links
User Manual:  1176LN User Manual

Related Links: 1176LN Product Page
                          Springing Forward With UA Hardware


Features & Specs
  • True to the original in design, manufacturing and performance
  • Modeled after 1176LN, blackface, D and E revisions
  • Ultra fast attack time -20 microseconds to 800 microseconds
  • Class A line level output amplifier
  • Custom built Putnam-designed output transformer
  • Stereo interconnect operation
  • Hand-built in USA; backed by 1-year limited warranty
Technical Specifications:


Input Impedance
600 ohms, bridges-T control (floating)


Output Load Impedance
600 ohms, floating, damping factor 20


External Connections
Jones Barrier terminals and XLR connectors


Frequency Response
± 1 dB 20 Hz to 20kHz


50 dB


Less than 0.5% total harmonic distortion from 50 Hz to 15 kHz with limiting


Signal to Noise Ratio
Greater than 70 dB at +10 dBm


Attack Time
20 microseconds to 800 microseconds


Release Time
50 milliseconds to 1.1 seconds


Stereo Interconnection
via 1176 SA Network accessory


dB gain reduction and dB output


Power Requirements
120/240 V


Maximum operating temperature 160°F


19" Rackmount chassis, 2U


Weight (unboxed)
11 lbs.



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