AR1.2500D - Receiver Soundstream - Free user manual and instructions
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| Product Type | Car Audio Mono Amplifier |
| Model | AR1.2500D |
| Brand | Soundstream |
| Dimensions (W x H x D) | 13 x 2.5 x 7 inches |
| Weight | 9.6 lbs |
| Power Supply | 12V DC (10-16V) |
| RMS Power Output (1 Ohm) | 1250W x 1 |
| RMS Power Output (4 Ohm) | 625W x 1 |
| Max Power Output | 2500W |
| Frequency Response | 20 Hz - 250 Hz |
| Input Sensitivity | 200mV - 6V |
| Low Pass Filter | Variable 50-250 Hz |
| Subsonic Filter | Variable 15-40 Hz |
| Bass Boost | 0-12 dB at 45 Hz |
| Remote Level Control | Included |
| Protection Circuits | Thermal, Over-current, DC offset, Short circuit |
| Fuse Rating | 300A (external) |
| Inputs | 2-Channel RCA |
| Outputs | Speaker level output (1-ch) |
| Construction | Aluminum heat sink, painted finish |
| Maintenance | Clean with dry cloth; ensure adequate ventilation |
| Safety | Disconnect battery before installation; use proper fuse |
| Spare Parts / Repairability | Contact authorized service center for repairs; no user-serviceable parts |
Frequently Asked Questions - AR1.2500D Soundstream
What is the RMS power output of the AR1.2500D?
The AR1.2500D delivers 1250W RMS at 1 ohm and 625W RMS at 4 ohms.
What is the recommended fuse size?
Use a 300A external fuse (AGU or ANL type) close to the battery.
Can this amplifier be bridged?
The AR1.2500D is a mono amplifier, so it is already bridged internally. It is designed for a single subwoofer or parallel loads.
What impedance can the amplifier handle?
It is stable down to 1 ohm for maximum power. Do not operate below 1 ohm.
Does the amplifier come with a remote level control?
Yes, a remote level control is included for easy gain adjustment from the driver's seat.
How do I adjust the low pass filter?
Use the LPF knob (50-250 Hz) on the amplifier to set the cutoff frequency for your subwoofer.
What is the input voltage range?
The input sensitivity is 200mV to 6V, allowing compatibility with most head units.
How do I protect the amplifier from overheating?
Ensure proper ventilation and do not mount in enclosed spaces. The amplifier has thermal protection that will shut it down if overheated.
Can I use this amplifier with a factory stereo?
Yes, you can use a line output converter (LOC) if your stereo lacks RCA outputs. The amplifier accepts speaker-level inputs.
What are the dimensions of the amplifier?
The amplifier measures 13 x 2.5 x 7 inches (W x H x D).
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USER MANUAL AR1.2500D Soundstream
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Product information
Brand : Soundstream
Model : AR1.2500D
Category : Receiver