ZEUS ZTH-1525.1D - Receiver Hifonics - Free user manual and instructions
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| Product Type | Car Audio Monoblock Amplifier |
| Brand | Hifonics |
| Model | ZEUS ZTH-1525.1D |
| Number of Channels | 1 (Monoblock) |
| Amplifier Class | Class D |
| RMS Power (1 Ohm) | 1500 Watts |
| RMS Power (2 Ohm) | 800 Watts |
| RMS Power (4 Ohm) | 500 Watts |
| Frequency Response | 20 Hz – 250 Hz |
| Signal-to-Noise Ratio | > 100 dB |
| Total Harmonic Distortion | < 0.05% |
| Input Sensitivity | 200 mV – 6 V |
| Low-Pass Filter | 50 Hz – 250 Hz |
| Subsonic Filter | 15 Hz – 40 Hz |
| Bass Boost | 0 – 18 dB at 45 Hz |
| Remote Level Control | Included |
| Dimensions (L x W x H) | 13.0 x 2.0 x 7.5 inches |
| Weight | 4.5 lbs |
| Power Supply Voltage | 12 V DC (10-16 V) |
| Fuse Rating | 100 A (external fuse recommended) |
| Protection Circuits | Thermal, Short Circuit, Overvoltage |
| Recommended Speaker Impedance | 1 – 4 Ohm |
| Maintenance | Wipe with dry cloth; do not use liquids |
| Safety | Disconnect power before installation; use appropriate wire gauge |
| Spare Parts and Repairability | Not user-serviceable; contact professional technician |
Frequently Asked Questions - ZEUS ZTH-1525.1D Hifonics
What is the RMS power rating of the Hifonics ZEUS ZTH-1525.1D?
The amplifier delivers 1500 Watts RMS at 1 Ohm, 800 Watts at 2 Ohm, and 500 Watts at 4 Ohm.
What type of amplifier is the ZTH-1525.1D?
It is a monoblock Class D subwoofer amplifier, designed for high-efficiency bass reproduction.
What impedance loads can this amplifier handle?
It is stable down to 1 Ohm and works with 1, 2, or 4 Ohm loads.
What fuse size is recommended for the ZTH-1525.1D?
A 100 Amp fuse should be installed in line with the power cable for protection.
How do I set the gain on the amplifier?
Adjust the gain control clockwise to increase input sensitivity. Start low and increase gradually to match your head unit while avoiding distortion.
What is the purpose of the subsonic filter?
The subsonic filter (15–40 Hz) removes extremely low frequencies below the tuning frequency of your subwoofer enclosure, preventing mechanical damage.
Can this amplifier be used with a stock car stereo?
Yes, it accepts high-level speaker inputs in addition to RCA inputs, allowing integration with factory head units.
What are the dimensions of the amplifier?
The amplifier measures approximately 13 x 2 x 7.5 inches (L x W x H).
Does the amplifier come with a remote level control?
Yes, it includes a wired remote bass level control for easy adjustment from the driver's seat.
How should I clean and maintain the amplifier?
Use a soft dry cloth to wipe the surface. Do not use any liquid cleaners, and ensure ventilation slots are free from dust.
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USER MANUAL ZEUS ZTH-1525.1D Hifonics
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Product information
Brand : Hifonics
Model : ZEUS ZTH-1525.1D
Category : Receiver