User`s guide

worse. The choice is yours. Please realize that unauthorized alter-
ations to the Tube PAC will result in voiding the warranty.
AA RR TT TTuubbee PPAACC SSPPEECCIIFFIICCAATTIIOONNSS
Dimensions 5.25"D x 8.5"W x 1.65"H
Weight 6.0 lbs
Maximum Gain
XLR to XLR 70dB
1/4” to 1/4” 67dB
Phantom Power +48v DC (switchable)
Compression Ratio 2.3:1 (comp)/ 6:1 (lim)
Attack Time 6.5ms
Release Time 200ms (fast), 70ms-1sec (auto)
Equivalent Input Noise -129dBu (XLR to XLR, ‘A’ weighted)
Dynamic Range >90dB (no weighting)
Input Impedance 1.67k ohms (XLR), 1M ohm (1/4”)
Output Impedance 600 ohms (XLR), 300 ohms (1/4”)
Maximum input Level +15dBu (XLR), +21dBu (1/4”)
Maximum Output Level +27dBu (XLR), +22dBu (1/4”)
CMRR 90dB (typical)
THD <0.1% (typical)
Tubes Two Hand-Selected 12AX7a
Power Requirements 100-125 VAC, 16W (Export units con-
figured for country of destination)
A R T retains a policy of constant product improvement. A R T reserves the right to
make changes in design or make additions to or improvements upon this product
without any obligation to install the same on products previously manufactured. In
other words, specifications are subject to change without notice.
Designed and manufactured in the United States of America.
Applied Research and Technology, Inc. [phone] (Phone)
215 Tremont Street [phone] (FAX)
Rochester, NY 14608 USA
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