RCA input 2 only (the typical BGM input). The TSD-RL21 is part of a full line of AtlasIED Time Saving Devices. These compact (1.5" x 4" x 2.75") units are designed to solve some of the common audio system problems in the easiest and in the most efficient and cost-effective way.
TSD-RL21 Owner’s Manual 2x1 Mic/Line Mixer Front Panel Description 1. Input Level Controls 1-2 - Adjusts audio signal level that is appled to the RL-21 input circuitry. Turn clockwise to increase the signal level and counter-clockwise to decrease it. Note: The Input Level Control knobs can be removed and replaced with a supplied security cover to prevent unauthorized adjustment.
Note: Unbalanced line level devices can be used with proper wire configuration by connecting the (G) and (-) terminals together. 5. Remote Level - For remote gain control of the RL21, connect the AtlasIED AAVC-10K (or equal) wall plate to this terminals. Set Dip Switch 8 for the remote level to control a mixed signal or Input 3 signal only.
TSD-RL21 Owner’s Manual 2x1 Mic/Line Mixer Dip Switch Function Identification SWITCH FUNCTIONS Switch Position • DIP SW # 1 - Microphone or Line Input 1 gain selection. Up position is Line, down position Microphone. • DIP SW # 2 - Remote Level sets whether the remote volume control adjusts all inputs mixed or Input 2 only.
TSD-RL21 Owner’s Manual 2x1 Mic/Line Mixer Cable Management Knob and Security Cover All front panel level controls feature a removable knob that can be replaced with an included security cover. Follow these steps to prevent potentiometer damage or unwanted changes.
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M3 x 4mm screws as other screws may be too long and will cause internal damage to the TSD. The multi-position mounting plate is a new addition being included with TSDs. If the TSD being used did not include the mounting plate, contact AtlasIED customer service at 1-800-876-3333.
2x1 Mic/Line Mixer Optional Mounting Accessories 1. TSD-RMK 19" Width Rack Mount Kit - For 19" rack mounting, AtlasIED offers an optional rack mount kit, the TSD-RMK. This rack mount kit can support up to four TSD units. The kit includes three blank panels designed to fill any unused slots. Use the included hardware to mount the TSD...
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TSD-RL21 Owner’s Manual 2x1 Mic/Line Mixer 3. TSD-RRMK Rear Rack Mounting Kit - For complete flexibility in mounting a TSD or TSD external power supplies the optional TSD-RRMK is available. The TSD-RRMK can support mounting of either two larger TSDs with external power supplies or up to 4 TSD models. Note: Only use the included M3 x 4mm screws as other screws may be too long and will cause internal damage to the TSD.
AND FITNESS FOR A PARTICULAR PURPOSE. AtlasIED does not assume, or does it authorize any other person to assume or extend on its behalf, any other warranty, obligation, or liability. This warranty gives you specific legal rights and you may have other rights which vary from state to state.
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