True to the original design, UA’s famed tube-amplified T4 electro-optical compressor.

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