Stewart Audio PA-100B Half Rack Power Amplifier 180w x 1 @ 8 Ohms/90w x 2 @ 4 Ohms at Performance Audio

Stewart Audio's Half Rack PA Series Power Amplifiers are designed specifically for high quality Commercial, Industrial and Professional Audio Sound installations.

The PA Series was specifically designed to meet the rigorous requirements of Sonic Accuracy, High Efficiency, Low Power consumption and extended duty cycles in a very compact Half Rack Package.

Power Specifications:

PA-50B50W x 2 @ 4 Ohms25W x 2 @ 8 Ohms100W x 1 @ 8 Ohms Bridged
PA-100B90W x 2 @ 4 Ohms50W x 2 @ 8 Ohms180W x 1 @ 8 Ohms Bridged

Features:

Compact Half Rack Package
Two Channel Amplifier, optimized to drive 4 Ohm and 8 Ohm loads.
Convection Cooled (No Fans)
Clean Full-Range Dynamic Power
World Class Reliability
Bridgeable
Ultra Efficient Switch Mode Power Supply
2 Years Parts and Labor Warranty

Applications:

Audio Video Production
Pre/Post Productions
Project Studios
Broadcast Applications
Instrument Rigs
Sound Reinforcement
Fixed Installations
Amplifiers located in Listening Environment

Specifications:

8 Ohm Stereo Power PA-50B: 25 Watts/Ch PA-100B: 50 Watts/Ch
4Ohm Stereo Power PA-50B: 50 Watts/Ch PA-100B: 90 Watts/Ch
Bridged Mono PA-50B: 100W@8Ohm 100W@4Ohm PA-100B: 180W@8Ohm 180W@4Ohm
Freq. Response(+0, -.5dB,1W): 20 Hz-20kHz
Bandwidth +/- PA-50B: 3dB5Hz-100kHz PA-100B: 5Hz-100kHz
Signal to Noise: >100dB
THD+N: < .1%
Input Sensitivity: 1V (0 dBV)
Input Impedance (Bal/Unbal.): 20k Ohms/10k Ohms
Slew Rate: >30V / microsecond
Damping Factor: >200 / 8 Ohm
Class: AB
Input Connectors: 1/4" TRS
Output Connectors: Terminal Strip
Power Supply: High Speed Switching
Cooling: Convection-Cooling (No Fans)
Controls: Pwr on/off, Channel Gain, Stereo/Bridge
LED Indicators: Power & Clip
Construction: Steel & Aluminum Chassis
Operating Voltage: 120 VAC
Dimensions(h, w, d) PA-50B: 1.7"H x 8.5"W x 6.2" D PA-100B: 1.7"H x 8.5"W x 10.2" D
Weight PA-50B: 3.5 lbs (1.6kg) PA-100B: 5.5 lbs (2.5kg)
Warranty: 2 years Parts & Labor