he TP-HA1A is a two pair receiver and audio headphone amplifier compatible with RDL Format A twisted pair products. Each TP-HA1A receives stereo audio and 24 Vdc power through a rear-panel RJ45 jack fed from a Format-A sender. The left and right audio signals received on pairs B and C of the twisted pair cable are amplified and fed to the left and right channels of the output 3.5 mm Mini-jack.The front panel provides the headphone output jack and a single-turn user volume control. There are no illuminated indicators that could be distracting in dark locations, such as a hotel room. The audio input circuits feature very high common mode rejection and a high quality stereo headphone amplifier for superior audio fidelity and low-noise performance.Main Features:Headphone Amplifier with User Level Control25 mW Power into Standard HeadphonesOutput on Standard Mini JackMounts to Any Flat SurfaceInput and Power Connection on RJ45Connects to Format-A Sender using Twisted-Pair CablePowered from RDL Twisted Pair Format-A SenderRJ45 Loop-Thru for Connecting Additional ModulesProtected by Automatically Resetting FuseUltra-Compact All Metal ConstructionSpecifications:Input: RDL TP Format-AInput Connection: RJ45Format-A Signal Pairs Used (2): B, CFormat-A Output: RJ45 (loop-through)Output: Stereo, 25 mW per channel (into 100 ohms)Frequency Response: 10 Hz to 40 kHz ( 1 dB, into 100 Ohms)THD+N: < 0.01% (1 kHz, 10 mW)Noise: < -90 dB (maximum gain)Crosstalk: < -85 dB (1 kHz); < -70 dB (20 Hz to 20 kHz)Power Connection: RJ45 (power provided by Format-A sender)Power Requirement: 24 Vdc @ 30 mADimensions: 3.9" (9.92 cm) L; 2.57" (6.53 cm) W; 1.13" (2.87 cm) HPackage Type: Cardboard BoxPackage Dimensions: 3.625 x 4.625 x 2.125 in.Shipping Weight: 0.505 lbs.WEEE Weight: 0.36 lbsTariff Code: 8543.70.9960
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