Power Supply; Input Connections; Input Impedance; Power Requirements - Sherbourn PA7-150 User Manual

Power Supply:

850 VA toroidal power transformer.
90,000 uF of storage capacitance.
Input sensitivity (for rated power; 8 Ohm load):
1.110 V
Gain:
32 dB

Input Connections:

Unbalanced (Tiffany style, audiophile quality, gold plated RCA); one per channel.
Balanced (XLR); one per channel.
Each input may be independently switched to either unbalanced or balanced.

Input Impedance:

23.5 kohms (unbalanced).
33 kohms (balanced).
Trigger:
Trigger Input: 5 - 12 V

Power Requirements:

115 VAC or 230 VAC +/- 10% @ 50 / 60 Hz (user selectable).
Dimensions:
17" wide x 7.75" high 19" deep.
Weight:
66 lbs (net); 84 lbs (boxed).