The 4-ohm nominal impedance is common for automotive speaker systems
It is a practical upgrade for drivers replacing an older factory radio or building a more capable aftermarket infotainment system
The APH-1e uses purpose-selected accessories rather than a universal assortment
choose an amplifier whose clean per-channel output is appropriate for the speakers' 50-watt RMS rating
Its black speaker assembly includes protective grilles for installations that do not retain a factory grille
PreSonus Quantum 2626 Thunderbolt 3 Audio Interface Live Sound & Stage The 4-ohm nominal impedance isThe PreSonus Quantum 2626 is a 26x26 Thunderbolt 3 audio interface designed for multichannel recording, playback, monitoring, and studio expansion. It gives musicians, engineers, and producers a single rackmount interface for microphones, instruments, outboard processors, monitors, headphones, MIDI devices, and digital audio gear. Its front panel input layout makes it especially practical for tracking sessions where several sources need to be