RCF TA1000 VSA 100V To 0dB Transformer Adapter For VSATA 1000 is an accessory that consists of a small printed circuit board with a transformer that allows the connection of a 100 V line (amplifier output) directly to the aux audio input (0 dBu) of an active speaker. Features Compact installation within speaker's input panel Specifications Input voltage: 100 V 70 V Output voltage: 0. 1 1 V Frequency response: 40 Hz 16000 Hz ( 1 dB) Distortion: = 0. 3% Input connection: Screw terminals Output: 0 dBu with