PC640.4 - Precision Power 640W Power Class Series 4 Channel Amplifier
- SKU #: 80175
Features: |
- Sequenced Delays Eliminate Residual Power-Up/Power-Down Pops
- Differential RCA Inputs Isolate 12V/Audio to Ground, Eliminating Ground Loops and Noise
- Full Signal Path Low Noise/Distortion Circuitry Topology
- Optimal Component Layout for Minimal Distortion Induction & Signal Separation
- Triple Darlington Audio Output Stages
- Differential Drives Divide Pre-Amp & Power-Amp Stages, Eliminating Ground Looping
- Full Differential Feedback Surrounding Power-Amp Stages directly from Speaker Terminals resulting in Uncolored Sound Reproduction and Elimination of Ground Loops
- Output Stage Bias Individually Sequenced, Optimizing Sound Quality
- Stout 2 Oz. Copper Traces Effortlessly Transfer High Volume Internal Current
- Close Tolerance Signal Path Components - 1% Resistors & 5% Capacitors
- Parametric Bass Equalizer - Proprietary Bass Equalization
- Continuously Variable 41 Position Detent Crossovers
- Variable high-pass filter (15-4,000 Hz, 12 dB/octave)
- Variable low-pass filter (50-4,000 Hz, 12 dB/octave)
- Damping factor (100Hz @ 4 Ohms): >3000
- Frequency response: 15-50,000 Hz
- Dimensions: 17-1/4"L x 10"W x 2-5/16"H
Specifications: |
Amplifier Class | AB |
Number of Channels | 4 |
RMS Power (4 ohms) | 115 watts x 4 channels |
RMS Power (2 ohms) | 160 watts x 4 channels |
RMS Power (1 ohm) | Not Stable |
Bridged RMS Power | 320 watts x 2 channels |
Total RMS Power Output | 640 watts |
Maximum Input Gauge Size | 4 |
Minimum Impedance Unbridged | 2 ohms |
Minimum Impedance Bridged | 4 ohms |
THD at Rated RMS Power | 0.02% |
Built-in Crossover | Low-pass (LP), High-pass (HP) |
High-Pass Crossover Frequency |
15 - 4,000 Hz |
Low-Pass Crossover Frequency | 50 - 4,000 Hz |
Signal-to-Noise Ratio | 102 dB |
Bass Boost | 0 - 12 dB |
Bass/Gain Remote | Yes |
Fuse Rating | 80A x 1 |
PC6404 - Precision Power 640W Power Class Series 4 Channel Amplifier PC-640.4 PC 640.4
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