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Pass Labs

Aleph 4

Amplifier, Power

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Main Details
Maker Pass Labs (Brand)
Nelson Pass (Designer)
Function Amplifier, Power
Signal Path Analog Hardware
Made In United States
Date Produced 1997-1998
Dimensions 10.5"x16.5"x16.5" (HxWxD)
Weight 110lbs
Frequency Response 2Hz-100kHz -2dB
External References Product Page

Additional Specifications
Amplifier Topology Class A
Type Single Ended Two Gain Stage
Output Device Mosfet
Power Output (8Ω) 100W
Gain (Balanced) 20dB
Gain (Unbalanced) 20dB
Gain (Unbalanced, XLR Jumpered) 26dB
Distortion (100W, 8Ω, 1kHz) 1%
Input Impedance (Balanced) 25kΩ
Input Impedance (Unbalanced) 10kΩ
Output Impedance 0.1Ω
Damping Factor 80
Common Mode Rejection 60dB
Output Noise 600μV
DC Offset <100mV
Operating Temperature 25°C Above Ambient
Warm Up Time 1 Hour
Power Consumption 500W

Input RCA (Phono, Cinch) , Unbalanced, Stereo, Socket (Female)
Input XLR , Balanced, Stereo, Socket (Female)
Output Binding Post
Power Other

Power Rocker Switch
Page last updated 4 months ago by jpvanson
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