Check the listing for details. Sigma Electronics ADA-106 Audio Distribution Amplifier. Condition: Used. Listed at 40.00 USD. The Model ADA -106 Audio Distribution Amplifier is a high-performance, six-outp ut unit featuring low noise and a wide frequency response. ELECTRICAL: Input ......................... 600 ohm, balanced. May be unbalanced or bridged. Maximum Input Level.......... +18 dBm Outputs. . . . . . . . . . . . . . . . . . . . . . . Six, 600 ohm, balanced Maximum Output Level ........ +22 dBm Gain Adjustment Range........ -8 to +23.5 dB Noise ......................... 80 dB below max. output Frequency Response........... iO.1 dB, 20 Hz to 30 kHz 0, -3 dB 2 Hz to 80 kHz Common Mode Rejection........ 70 dB min. Total Harmonic Distortion ..... , less than 0.1% MECHANICAL: Dimensions .................... 1.75fT H, 4.2" W, 9" D Weight. . . . . . . . . . . . . . . .. . . . . . . . . 2 lbs. (net), 3 lbs. (shipping) Operating Temperature Range. 0° to 50° C Connectors. . . . . . . . . . . . . . . . . . .. Terminal strip (screw-capturing) Only ships within the US. (Please Note: This item is used and may have marks, scratches, small dents, scuffs or other cosmetic defects as to be expected from an used item. Please see photos).