Parts and Accessories Parts & Accessories 2-47 Audio Amplifier Boards & Modules 2 Section #320-541 Panel Mount LCD Backlit Digital Battery Test Meter • Blue backlight makes it easy to read • Level and percentage status display • Adjustable for multiple voltages from 12 to 48 VDC using lead-acid or 3 to 15 3.7V Li-ion batteries #320-615 7A DC 60V Adjustable Step Down Regulator NC Power Supply Current Voltage Meter Buck Module • Wide input voltage from 8 to 60 VDC • Adjustable continuous output voltage from 3 to 32 VDC 5A • Blue backlit display for constant voltage and current readings • Built-in left down and right up adjustable buttons for variable voltage regulated output • Dual heatsinks help prevent overheating • Small 2.57" x 1.97" board fits in small projects #320-617 LM317 DC-DC Buck Converter 5V 6V 9V 12V 24V Voltage Step Down Module Linear Regulator • Built-in variable voltage LM317T regulator keeps voltage constant • Heatsink helps keep the LM317T from overheating • Small 1.4" x 0.7" board fits in small projects #320-625 • Antenna mounting socket includes 3-1/2" pigtail for versatility • Connector on pigtail mounts to PC boards with I-pex compatible sockets • Antenna chassis socket with center prong SMA connector requires 1/4" hole External Bluetooth Antenna Kit 2x15W Class-D Stereo Power Amp Kit TPA3122 • Easily assembled dual channel Class-D amplifier • Outstanding fidelity and efficiency • Heat sink not required for most applications The easy-to-assemble stereo audio amplifier kit's Class-D design provides pristine, accurate audio reproduction combined with an authoritative bass punch, while requiring lower input current than conventional Class-AB amplifiers. #320-322 Audio Record and Playback Kit Add event-driven message playback anywhere with this cost-efficient audio record and playback kit. Use the included microphone to record and the included speaker for playback, or connect to an external source and amplification and create your own custom messaging system. Assembly required. • Based on the ISD1730 IC with 20 seconds of message storage and Class D amplification • Includes 3/4" speaker and microphone element • Versatile design that can also use external sources • Record up to 4 messages with 20 seconds total record time #320-325 12 VDC Bluetooth 4.0 FM Radio MP3 WAV FLAC Audio Preamp Board • Built in LED display identifies function mode and FM frequency • Accepts SD, USB flash drives and 3.5 mm AUX input • Includes wireless IR remote and function cables for easy hookup #320-348 #320-690 3-prong Aux-In / Out 4 x 8.12mm Plug with 30cm 2-Conductor Shielded Cable for Amp Boards • Quickly connects amp and preamp boards together that have the same connector • 2-conductor wire with dual purpose braided shield prevents outside interference #320-698 Passive Preamp Board with Bass Treble and Volume Control • Small 3-5/32" x 13/16" footprint • No external power required PT2313 DC 12-24V IR Remote Control Tone Preamp Board with 3 Aux Inputs • Adds extra inputs, plus manual and wireless tone control to amp boards • Accepts DC power from 12 to 24 VDC for versatility • Blue backlit display for operating status and a professional looking finish #320-6010 #320-626 External Bluetooth Antenna Kit with 11.8" (300 mm) Cable • Antenna mounting socket includes 11.8" (300 mm) pigtail for versatility Adhesive Rubber Feet Dome Shaped 12-Pack • Soft dome shaped rubber provides extra cushion between your project and hard surfaces #320-435 Silicone Hemisphere Bumper/Non-Skid Isolation Feet with Adhesive 0.63" (16mm) Dia. 36-pack Black #320-437 Two Conductor Screw Terminals for Amplifier Boards 10 Pcs. • Rated to handle 300 VAC at 10 amps • Easy to mount and solder • Accepts 12 to 22 AWG wire #320-3370
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