L'Audio Pro B1-45, un raro subwoofer caratterizzato dall'amplificazione incorporata e da un'attivo crossover elettronico. Il B1-45 ha incorporato la tecnica ace-bass (Amplifier Controlled Euphonic Bass). Questa è una tecnica brevettata destinata per riprodurre le frequenze basse dai piccoli sistemi di chiusura.
Specifications:
- Type: 70 Watts, a.c.e.-bass®, sealed subwoofe
- Woofer: 10" long-throw
- Frequency range : 30-175 Hz +/- 2dB
- Sensitivity: 96db SPL at 1 watt (DIN standard)
- Sound Pressure Level: 100 decibels SPL at 1 meter
- Dimensions: 20" tall, 15" wide & 15" deep.
- HiPass: 40-175 Hz, 6 dB/octave
- LoPass: 30-175 Hz, variable 24 dB/octave
- Inputs: Line level input, RCA (Subwoofer Out, (or PreAmp Out) from your amp).
- Outputs: Line level output (RCA) to "PreAmp" inputs (using B1-45 as an electronic crossover.
- Color Finish: black vinylWeight: 39 lbs.Other: Auto standbyLevel/frequency adjustment
- The output power of the amplifier section is not specified but if measured with a 4 Ohm resistive load it would be approx. 70W (per Sven Olsson of Audio Pro AB).