Rolls RDB104 Quad Direct Box

The RDB104 Quad Active Direct Box is a 4-channel impedance matching device designed for the audio professional and musician. Each channel of the RDB104 features 2 paralleled 1/4 in. input jacks, one on the front panel the other on the rear, and one XLR output. An input Level control, a 30 dB output Pad switch, and a Ground Lift switch have also been provided for each channel. Each channels' input impedance is 100k ohms, and the output impedance is 100 ohms balanced. The signal is electronically balanced eliminating low frequency rolloff and unwanted phase shift.

Features
4 channels of active impedance matching
Paralleled input jacks on the front and rear

Each Channel Features
Input Level control
Pad switch
Ground lift switch

Technical Info

Input Impedance: 100 k Ohms
Output Impedance: 100 Ohms balanced
Max. Output Level: +22 dB (Pad out)
Gain: - infinity to 0 dB
Dimensions: 1.75 x 6 x 19 in. (89 x 162 x 482mm)
Weight: 6 lbs. (2.72 kg)
Power: 120VAC (230VAC) 15VA