Description
Description
DC Audio 3.5k Amplifier
The DC Audio 3.5k Amplifier is a 3,500 watt RMS competition-grade monoblock designed for serious SPL systems and daily high-output setups. As a fully linkable amplifier, it can run 1Ω per amp or 2Ω when linked to unleash up to 11,000 watts per pair at 18V. It includes a wired bass knob with a clipping indicator so you can tune safely at the edge of performance.
DC Audio 3.5k Output Power (RMS)
- 750W x1 @ 4Ω (14.4V)
- 1,800W x1 @ 2Ω (14.4V)
- 3,500W x1 @ 1Ω (14.4V)
- 7,000W x1 @ 2Ω (14.4V) — Linked
- 4,000W x1 @ 1Ω (16.0V)
- 8,000W x1 @ 2Ω (16.0V) — Linked
- 5,100W x1 @ 1Ω (18.0V)
- 11,000W x1 @ 2Ω (18.0V) — Linked
Key Features — DC Audio 3.5k Competition Monoblock
- 1Ω stable architecture for maximum power
- Linkable (Master/Slave) for high-power multi-amp systems
- Variable low-pass filter (35Hz–250Hz)
- Variable subsonic filter (10Hz–50Hz)
- Variable bass boost @45Hz (0–9dB)
- Phase shift (0–180°)
- RCA Pass Thru for expansion
- Wired remote control with clipping indicator
- 8 AWG speaker terminals
- 1/0 AWG power and ground inputs
DC Audio 3.5k Full Specifications
| Model | 3.5k |
| Input Sensitivity | 6V ~ 0.2V |
| Frequency Response | 20Hz ~ 250Hz |
| Crossover Slope | 24dB / Octave |
| Low Pass Filter | 35Hz ~ 250Hz |
| Subsonic Filter | 10Hz ~ 50Hz |
| Bass Boost | 0 ~ 9dB @ 45Hz |
| Phase Shift | 0 ~ 180° |
| Remote Control | Yes — with Clipping Indicator |
| Signal-to-Noise Ratio | 100 dB |
| Damping Factor | >200 |
| THD @ 4Ω | <0.1% |
| Fuse Rating | External 350A |
| LED Status Lights | Power & Protect |
| Master/Slave | Yes (Linkable) |
| Heatsink Length | 21.26" / 540mm |
| Heatsink Width | 9.38" / 238mm |
| Heatsink Height | 2.35" / 59.6mm |
Why Choose the DC Audio 3.5k Amplifier?
The DC Audio 3.5k delivers massive power in a compact footprint. With linkable capability, clean power delivery, and a clip-indicating bass knob, it’s a top choice for bassheads who want reliable output and the ability to scale their builds for higher SPL performance.
Installation Tips
- Use quality OFC 1/0 AWG wiring with proper fusing at the source.
- When linking, configure for a 2Ω final load across both amplifiers.
- Ensure your electrical system (batteries & alternator) supports the current draw.
- Use the clip indicator to prevent distortion and protect your subs.
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