PZ2-2030.5D - Receiver Crunch - Free user manual and instructions
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| Product Type | Car Audio Amplifier (5-Channel) |
| Dimensions (L x W x H) | 14.5 x 9.5 x 2.2 inches |
| Weight | 8.5 lbs |
| Power Supply | 12V DC (vehicle battery) |
| RMS Power Output (4 ohms) | 75W x 4 + 300W x 1 |
| RMS Power Output (2 ohms) | 150W x 4 + 500W x 1 |
| Max Power Output | 2000W |
| Frequency Response | 20 Hz - 20 kHz |
| Crossover | Variable low-pass and high-pass (50-250 Hz) |
| Bass Boost | 0-12 dB @ 45 Hz |
| Input Sensitivity | 200 mV - 6V |
| Signal-to-Noise Ratio | >100 dB |
| Total Harmonic Distortion | <0.05% |
| Number of Channels | 5 (4 full-range + 1 subwoofer) |
| Fuse Rating | 80A (external fuse recommended) |
| Maintenance | Clean with dry cloth; avoid liquids |
| Safety | Disconnect battery before installation; ensure proper ventilation |
| Spare Parts and Repairability | Contact Crunch customer service for replacement parts |
| General Information | Designed for car audio systems; bridgeable channels for more power |
Frequently Asked Questions - PZ2-2030.5D Crunch
What is the RMS power output of the Crunch PZ2-2030.5D amplifier?
The RMS power output is 75W x 4 channels at 4 ohms and 300W x 1 channel at 4 ohms for the subwoofer channel. At 2 ohms, it delivers 150W x 4 and 500W x 1.
Can I bridge channels on this amplifier?
Yes, the PZ2-2030.5D allows bridging of channels to increase power output. Refer to the manual for specific bridging configurations.
What impedance can this amplifier handle?
The amplifier is stable down to 2 ohms for all channels and 1 ohm for the subwoofer channel (mono). Ensure your speakers match the impedance.
How do I adjust the crossover settings?
Use the low-pass and high-pass crossover controls (50-250 Hz) to set the frequency cutoff. The subwoofer channel has a dedicated low-pass filter.
What size fuse is required?
An 80A external fuse is recommended. Use a fused distribution block if connecting multiple amplifiers.
Does the amplifier have bass boost?
Yes, it features a variable bass boost (0-12 dB) centered at 45 Hz to enhance low-frequency output.
What is the input sensitivity range?
The input sensitivity is adjustable from 200 mV to 6V, allowing compatibility with various head units.
How do I prevent overheating?
Ensure the amplifier is mounted in a well-ventilated area. Do not obstruct the heatsink. If it goes into thermal protection, let it cool down.
What are the dimensions for installation?
The amplifier measures 14.5 x 9.5 x 2.2 inches (L x W x H). Ensure enough space for wiring and ventilation.
Is the amplifier protected against short circuits?
Yes, it includes protection circuitry for short circuits, thermal overload, and low voltage. If a fault occurs, the amplifier will shut off automatically.
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