Mono LED indicator VU meter 12x 3mm LEDs Sound Meter - Assembling Kit Circuit

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In stock
Preparation takes 1-2 business days
Arrives from Bulgaria
Returns and exchanges accepted
See this seller's return policy


Item details

Mono LED indicator VU meter 12x 3mm LEDs Sound Meter - Assembling Kit Circuit

This is a single function indicator designed with discrete elements.
The circuitry consists of a level indicator for low frequency signals.
The LED indicator is mono type.
Input signal is standard - 0.750 V (Low level). VU meter not work speaker output (work only line level signal - 0.500 to 1V).
Input level control - trimmer-potentiometer.
12 LED's (6 green, 4 yellow and 2 red 3mm diffused LED's).
Supply voltage DC - 9 to 15 V (max 120mA), (You can use the car battery).
Overall dimensions PCB 105x37mm (4.13"x1.45").

1. BC337 - 1
2. BC546, BC547, BC548, BC549 - 12
3. 1N4148 - 12
4. Green LED - 3mm - 6
5. Yellow LED - 3mm - 4
6. Red LED - 3mm - 2
7. 10 MF/16V-50V - 1
8. 1 MF/16V-50V - 2
9. 620 OM (680 OM) - 12
10. 1.8 KOM - 13
11. 360 KOM - 1
12. PCB - 1
13. Circuit and wiring diagrams - 1

This is video -

This item Assembling kit (NOT ready built) !!!
This kit requires assembly and soldering !!!
Before you buy this product, please make sure you can assemble it !!!
This price for one piece.

Package Content:
- 100% Brand New.
- 1x Original packing.
- 1x Mono LED indicator VU meter 12x 3mm LEDs Sound Meter - Assembling Kit Circuit.
- 1x English and Bulgarian Instruction Manual.

- All items will be checked before packing. All items are new and of high quality.
- We ship worldwide.
- Item will be shipped within 1-2 business days upon receipt of payment, excluding weekends and public holidays.
- Item will be shipped to Buyers from Bulgarian Post.
- Your signature is required.
- Delivery time is around:
- 5 to 17 business days to most countries in Europe.
- 10 to 30 business days - USA / Canada.
- 15 to 30 business days - other countries.

Warranty and Return:
- All products have been checked and packaged in good condition before dispatch.
- In case the item is defective, please inform us within 14 days of receipt, we will replace a new one.
- Never fear, we are here to help! Contact us.

Customer Services:
- Please contact us, we will assist you in any way possible and aim to answer all emails within 24-48 hours.

Average review
May 17, 2017 by EvanSigrist

More from this seller

Shipping & policies
Preparation takes 1-2 business days
Arrives from Bulgaria
Estimated Shipping
Shipping to
Zip or postal code
Estimated shipping times
United States 10-30 business days
North America 10-30 business days
Europe 5-17 business days
Australia, New Zealand and Oceania 15-30 business days
Asia Pacific 15-30 business days
Latin America and the Caribbean 10-30 business days
North Africa and the Middle East 10-30 business days
Sub-Saharan Africa 10-30 business days
I'll do my best to meet these shipping estimates, but cannot guarantee them. Actual delivery time will depend on the shipping method you choose.
Customs and import taxes
Buyers are responsible for any customs and import taxes that may apply. I'm not responsible for delays due to customs.

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Returns & exchanges
I gladly accept returns and exchanges
Contact me within: 14 days of delivery
Ship items back within: 21 days of delivery
I don't accept cancellations
But please contact me if you have any problems with your order.
The following items can't be returned or exchanged
Because of the nature of these items, unless they arrive damaged or defective, I can't accept returns for:
  • Custom or personalized orders
  • Digital downloads
Conditions of return
Buyers are responsible for return shipping costs. If the item is not returned in its original condition, the buyer is responsible for any loss in value.