Universal Audio LA-2A Classic Levelling Amplifier
True to the original design, UA’s famed tube-amplified T4 electro-optical compressor.
For over 50 years the Teletronix LA-2A has been revered for its smooth, natural, musical compression. WIth its unique tube-driven electro-optical attenuator system that allows instantaneous gain reduction with no increase in harmonic distortion, the LA-2A massages signals like no other compressor ever made.
Now You Can:
Dial-in legendary optical tube compression textures for vocals, bass, drums, and more
Record your tracks through vintage UA, "handmade in the USA," circuits
Easily add iconic warmth and tube limiting with simple, easy-to-use controls
Track and mix with a piece of audio recording history
The Real Deal
Universal Audio’s Teletronix LA-2A Classic Leveling Amplifier reissue provides the performance characteristics of the iconic original. With painstaking care, every new LA-2A unit is point-to-point handwired at Universal Audio's Custom Shop in Santa Cruz, California, with every component carefully evaluated for authenticity. As a result, today’s LA-2A will bring the same legendary compression characteristics of the original to all of your recordings. Demand the original. Accept no copy.
Key Features
True to the original
in design, manufacturing and performance
Lag free, distortion
free optical attenuator system
Distortion less than 0.5% THD
0
to 40 dB gain limiting
Balanced stereo interconnection
Frequency
response 1 dB, 30 to 15,000 cps
Output level of 10 dBm and 40 dB
gain
Low noise – less than 70 dB below ±10 dBm output
Technical Specifications
Input Impedance
50,
150, 250, 600 ohms
Output Load Impedance
50, 150,
250, 600 ohms
External Connections
Jones Barrier
terminals and XLR connectors
Frequency Response
+0/-1
dB 30 Hz to 15kHz
Gain
40 dB ±1dB
Input
Level
+16 dB maximum
Output Level
+10 dB
nominal, +16 dB maximum
Distortion
Less than 0.5% THD
(0.25% typical) at ±10 dBm
Noise
70 dB below +10 dBm
output level
Attack Time
10 microseconds
Release
Time
0.06 seconds for 50% release; 0.5 to 5 seconds for complete
release
Meter
dB gain reduction and dB output
Power
Requirements
35 watts, 120/240 volts, 50/60
Hz
Environmental
Maximum operating temperature
160°F
Dimensions
19" Rackmount chassis,
3U
Weight
13 lbs.