The Hifonics A2500.5D is a 5-channel car audio amplifier from the ALPHA Series. It is a Full Range Super D-Class design rated at 2500 watts. Channel 5 is the subwoofer channel.
It has an electronic crossover with a variable high-pass filter on channels 1 to 4 and a variable low-pass filter on channel 5. A bass EQ with bass boost is included. It accepts speaker-level audio inputs.
- Class
- Full Range Super D-Class
- Channels
- 5
- Power at 1 ohm
- 1 x 750 watts (subwoofer, CH5 only)
- Power at 2 ohms
- 4 x 100 watts + 1 x 450 watts on CH5
- Power at 4 ohms
- 4 x 60 watts + 1 x 250 watts on CH5
- Crossover
- Electronic
- High-pass crossover
- Variable, 12 dB per octave, 10Hz-250Hz on CH1 & 2 and CH3 & 4
- Low-pass crossover
- Variable, 12 dB per octave, 50Hz-250Hz, CH5 only
- Tone control
- Bass EQ
- Bass boost
- 0-12 dB at 45Hz
- Input voltage
- Variable, 200mV-10V
- Signal to noise
- >85 dB
- Frequency response
- CH1-4: 10Hz-250Hz; CH5: 50Hz-250kHz
- THD
- <0.05%
- Speaker-level inputs
- Yes
- Power terminal
- 12V/GND, 12 AWG
- Speaker terminals
- CH1-4: 18 AWG; CH5: 16 AWG
- Fusing
- Use external fuse
- Turn-on circuit
- Switched; remote turn-on / signal sense on (CH1-4 only)
- Heatsink size
- 13 in L x 5.75 in D x 2.37 in H
- Dimensions
- 17.88" x 7" x 3.5"
- Color
- Black