The Analog Test Board is an accessory board includes an onboard Audio Power Amplifier LM386M, and two high-precision adjustable resistor used for adjusting input voltage level (0-3.3V, 2 channel), and a speaker for indicating the output voltage level by sound volume (1 channel).
The board is ideal for testing AD/DA function that integrated in the MCUs, it also supports MP3 output, music playing, etc.
LM386M, speaker, high-precision adjustable resistor × 2, analog input/output
Development resources: demo codes, schematic, datasheets, etc. : www.waveshare.com/wiki/Analog_Test_Board
Terms & Conditions | |
Payment: | · PayPal is the only method of payment that we accept. |
---|---|
Shipping: | · We ship items to Worldwide! · Please confirm your address in paypal, phone number is also very important. · All items will be shipped within 48 working hours on receipt of cleared payment. · We'll add a tracking number after sending the item so that you can track your parcel. |
Returns Policy: | · We are happy to return any unused item in its original packaging within 14 days of delivery. · Buyers are responsible for the round(two-way) shipping cost. |
Feedback: | · We'll leave POSITIVE FEEDBACK on receipt of cleared payment. · If you're satisfied with the item and our service, please leave POSITIVE FEEDBACK, it's important to us. · Once any problems occured, please contact us first. We'll try our best to work things out. |
FAQ: | · More details(Click) |