Parasound NewClassic 2125 v.2 Two-Channel Power Amplifier - Black

New v.2 Features

• New A/B speaker button lockout switch (on the rear panel)
• New ultra-sensitive two-position audio trigger (the old audio trigger sensitivity knob is no longer needed)
• 12 volt trigger jacks change from 2.5mm to 3.5mm
• 0.5 watt power consumption in standby
• Updated front and rear cosmetics
• Power Specification increase
• Internal grounding of the amp allowed Parasound to remove the ground lift switch

Overview

• Two-channel THX Ultra2 Certified power amplifier
• 150 watts-per-channel into 8 ohms, both channels driven
• 225 watts-per-channel into 4 ohms, both channels driven
• 225 watts-per-channel into 2 ohms, both channels driven
• 400 watts bridged into 8 ohms mono or 4 ohms mono
• 35 amps peak current per channel
• Impedance selector switch for 2W operation
• Bridging switch for stereo or mono operation
• A/B speaker terminals with individual on / off
• 18 dB / octave high-pass filter, switchable 20 Hz or 40 Hz
• Fully discrete circuitry with toroid transfer
• Efficient, low heat design
• DC servo and relay protection circuits
• Automatic on/off by DC trigger with looping output
• Automatic on/off by audio signal
• Gold-plated RCA input jacks, loop output jacks
• Heavy duty 24K gold-plated five-way speaker terminals
• Rear-mounted gain controls
• 115 V / 230 V selector on rear panel
• Standby, channel status, high temperature indicators

Power Output – (RMS power, 20 Hz – 20 kHz), All Channels Driven

• 150 watts x 2, 8Ω
• 225 watts x 2, 4Ω
• 225 watts x 2, 2Ω (Load switch set to 2-3Ω)

Power Output – (RMS power, 20 Hz – 20 kHz), Bridged Mono

• 400 watts x 1, 8Ω
• 400 watts x 1, 4Ω (Load switch set to 2-3Ω)

Current Capacity

• 35 amps peak per channel

Frequency Response

• 20 Hz - 50 kHz, +0/-3 dB, 1 watt

Dynamic Headroom

• 1.3 dB

Total Harmonic Distortion

• 0.25% at full rated output
• 0.015% at average listening levels

IM Distortion

• 0.05 %

Transient IM Distortion

• Not measurable

S/N Ratio

• 114 dB at rated output, IHF A-weighted 106 dB at rated output, unweighted ,li.93 dB at 2.828 V output, IHF A-weighted 84 dB at 2.828 V output, unweighted

Input Impedance

• 33 k Ω

Input Sensitivity

• 1 V in for 28.28 V out, THX standard

Inter-Channel Crosstalk

• 85 dB @1 kHz, 73 dB @10 kHz
• 67 dB @ 20kHz

Damping Factor

• Over 150 at 20Hz

12V Trigger Turn On

• DC 9 – 12V, 15 mA

Audio Turn On

• Quieter: 1 mV
• Louder: 6 mV

AC Power Requirement

• 110 - 120 V / 220 -240 V, 50 - 60 Hz 0.5 watts standby
• 32 watts Idle (no audio)
• 550 watts full output

Dimensions

• 171⁄4" Wide
• 16" Deep, with cables connected
• 4.25" High with feet, 3.5‖ panel only (2U)

Net Weight

• 27 lb.