DC 12V VU Meter Driver Board Audio Power Amplifier Level Meter Drive Module GK99-Blue

DC 12V VU Meter Driver Board Audio Power Amplifier Level Meter Drive Module GK99 Feature: Using integrated circuit chs , contains square root dynamic index compreion circuit, taking into account dynamic and accuracy instructions, moderate pointer swing, to avoid small signal pointer does not move, large signal pointer swing beyond the limits. Don't need independent power supply , occupy le internal chais space, installation more convenient and ible. The input is equped with a low-pa filter circuit, filter out high-frequency interference, suitable for harsh power supply environment (such as car audio system). The output sensitivity is adjustable , suitable for a variety of specifications meter.Used 12VDC power supply, easy to use in-car system and PC computers, with power supply re polarity protection function. With pointer protection function , avoid pointer oscillations exceeding the limit in the boot moment, extend the life of the meter.Using 0.5W metal film s, power margin, can ensure long-term continuous reliable and stable work. Specification: Input Sensitivity: input 400Hz audio signal, measured with 8025B digital , AC mV tap position measurement, input is 97mV, 39 level meter pointer is +3dB position. Power Supply Voltage: DC 12V, Current 0.2A or more. Size: 52mm x 63mm Balight Power Supply: DC 10-12V 50mA Available (use for small bulb balight power supply) VU Meter Sensitivity: Recommended 500UA sensitivity, 630 ohm resistance. at this point the damping effect of the best, other specifications of the gauge damping effect will be different, need to be further adjusted. Material: metal Warning: 1. The supply voltage must be strictly guaranteed 12V DC, otherwise it will be easily to burn the protection circuit. 2. Wiring must be done in the case of power down, power operation can easily damage the circuit. Only the above paage content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the ture a little different from the real thing. The measurement allowed error is +/- 1-3cm. 1 x VU Meter Driver Board

We Sh to Worldwide (Except some countries and APO/FPO).

We only sh to confirmed order addrees. Your order addre MUST MATCH your Shping addre.

Orders proceed timely after the payment verification.

We will send the paage from China via air post.

Delivery time depends on Shping Carrier, Customs and Post Dispatch of destination and other factors.Most paages could be received in 20 busine days (4 weeks). See below for delivery time collection of quantitative data:

We accept Email requests for returns within 7 working days of receiving your order. If the item is in your poeion more than 7 days, it is considered used and we will not iue you a or replacement.

If you are not satisfied when you receive the item, please return it within 7 days for a replacement or money ba. Please contact us for a return guide before you return it.

All returned it MUST BE in the pa and you MUST PROVIDE us with the shping traing number, specific reason for the return, and your order ID.

If the item is defective in 3 months, We will send you a replacement without extra charge, or offer after we receive the defective item.

If item is defective after 3 months, you can still send it ba to us. We will send you a new one after receiving the defective item. But you need pay the extra shping fee.

You agree to all of the above-listed policies upon ordering on aliexpre!

If you are satisfied with our product and service, please give us a positive feedba with 5 star review which is very ant for us. We will be very appreciate if you can leave your real feeling here.

If you are not satisfied with the it or our service, please contact us before leaving any feedbas, we will resoe the iue immediately, thank you!

Please Meage us from 9:00am. to 18:00pm. (GMT+8) of My to Satuy .

If you have any questions, please meage us and give us a chance to aist you. All meages will be answered within 1 busine day (except Public holidays in China). If you do not receive our reply, please kindly re-sent your meage and we will reply to you as soon as poible.

We apologize for the late reply during holidays (included Sundays).

About shping
Shping and Pa All it will be double cheed and well paed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the paage to the destination(for e areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedba, we will do our best to help you resoe the problem.TaxNo, you will only pay what is quoted as total cost at cheout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbaYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedba for the transaction.