Double Pointer VU Meter Stereo Audio Amplifier Board DB Sound Level Indicator

Description

Double Pointer VU Meter Stereo Audio Amplifier Board DB Sound Level Indicator
Cheap Amplifier, Buy Quality Consumer Electronics Directly from China Suppliers:Double pointer VU Meter Stereo Audio Amplifier Board DB Sound Level Indicator Adjustable Backlight With Driver Enjoy ✓Free Shipping Worldwide! ✓Limited Time Sale ✓Easy Return.
This is a Double pointer VU meters with drive boards For 5W-50W amplifiers .
The Power Supply Input is For The Backlight DC/AC 5-12V ＞0.1A
R1 And R2 Adjustable Resistance for Adjust  Pointer jump
Pls Notice :The Connect cable need you welding on the Driver board
Debugging method:
Method 1: Connect the power amplifier with the signal generator 1KHZ signal, adjust the volume of the power amplifier to the maximum, adjust the adjustable resistance, so that the meter pointer points to the 0 position
Method 2: No signal generator, you can use Android mobile phone to download the signal generator software, use the mobile phone to output 1KHZ signal to the power amplifier, adjust the power amplifier volume to the maximum, adjust the adjustable resistance, so that the meter pointer points to the 0 position
Shipping
We offer FREE shipping on all orders!
We ship within Three business days of payment, usually sooner.
We use a selection of shipping services such as UPS, FedEx, USPS etc.
We only ship to the lower 48 states, no APO/FPO addresses or PO Boxes allowed.
Local pickups and combined shipping options are not provided at this time.
Return
You can return a product for up to 30 days from the date you purchased it.
Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt.
Payment
We accept payment by any of the following methods:
PayPal
Please pay as soon as possible after winning an auction, as that will allow us to post your item to you sooner!
Feedback
Customer satisfaction is very important to us.
If you have any problem with your order, please contact us and we will do our best to make you satisfied.
Contact Us
If you have any queries, please contact us via ebay. We usually respond within 24 hours on weekdays.
Please visit our eBay store to check out other items for sale!
Thank you for shopping at our store.