On eBay Now...

VFD Music Spectrum Display Screen Dot Matrix Sound Level Indicator Amp VU Meter For Sale

VFD Music Spectrum Display Screen Dot Matrix Sound Level Indicator Amp VU Meter


Buy Now

VFD Music Spectrum Display Screen Dot Matrix Sound Level Indicator Amp VU Meter:
$57.99

Accurate music spectrum analyzer & clock display: adopts dedicated VFD display screen with 25 × 15 high resolution, guarantee the accuracy of each frequency band. Also with high-precision clock display, using SD2405AL built-in crystal oscillator which can ensure that the clock accuracy is ±5ppm, year error within 2.5 minutes, very cool and interesting.Wide frequency range display & 3.5mm AUX input: support 32Hz-16KHz frequency sweep, high-precision display even can do frequency point test. Works perfectly with your phone/PC/game player or other audio devices via 3.5mm AUX connection, easily to see the music level status in real time and every slight change of sound can be shown visually. 

Add to Favorites Seller Join newsletter
  • New Arrival
  • Ending Soon
  • View response
  • About Us
  • Contact Us
  • View All Categories
    • Add-on Items
    • US WareHouse
    • Digital Amplifier
    • Tube Amplifier
    • Hi-Fi Amplifier
    • Preamp & Phono Stage
    • Headphone Amplifier
    • Bluetooth Receiver/Transmitter
    • Audio Adapter / Converter
    • Audio Splitter / Switcher
    • Audio Processor
    • Music Spectrum & Clock
    • Record Player & Turntable Part
    • Empty Chassis
    • Power Supply
    • HiFi Speaker
    • Audio Cable
    • Vacuum Tube
    • Radio Communication
    • Audio Accessories
  • Home
  • response
  • Save Seller
  • New Listed
  • Ending Soon
  • Contact us
Store Category
  • Add-on Items
  • US WareHouse
    • Add-on Items
    • Digital Amplifier
    • Tube Amplifier
    • Hi-Fi Amplifier
    • Preamp & Phono Stage
    • Headphone Amplifier
    • Bluetooth Receiver/Transmitter
    • Audio Processor
    • Audio Adapter / Converter
    • Audio Splitter & Switcher
    • Music Spectrum & Clock
    • Audio Player & Turntable Parts
    • Audio Board & DIY Kit
    • Radio Communication
    • Audio Accessories
    • Other
  • Digital Amplifier
  • Tube Amplifier
  • Hi-Fi Amplifier
  • Preamp & Phono Stage
  • Headphone Amplifier
  • Bluetooth Receiver/Transmitter
  • Audio Adapter / Converter
  • Audio Splitter / Switcher
  • Audio Processor
  • Music Spectrum & Clock
  • Record Player & Turntable Part
  • Empty Chassis
  • Power Supply
  • HiFi Speaker
  • Audio Cable
  • Vacuum Tube
  • Radio Communication
  • Audio Accessories
Join Our Newsletter

Receive our email newsletters about new items and special promotions!

Sign Up Now ! VFD Music Spectrum Display Screen Dot Matrix Sound Level Indicator Amp VU Meter Item description

This product is located in USA Warehouse, 1-6 bz days can reach most USA regions.Warm tips:
1. This is the latest upgraded version of AK2515, release on Nov. 2021, all display will better than before and add auto display mode.2. For safe shipping, we package the main board and the acrylic board separately, need you to assemble it with several screws (It's very easy, don't worry).Features
  • Accurate music spectrum analyzer & clock display: adopts dedicated VFD display screen with 25 × 15 high resolution, guarantee the accuracy of each frequency band. Also with high-precision clock display, using SD2405AL built-in crystal oscillator which can ensure that the clock accuracy is ±5ppm, year error within 2.5 minutes, very cool and interesting.
  • Wide frequency range display & 3.5mm AUX input: support 32Hz-16KHz frequency sweep, high-precision display even can do frequency point test. Works perfectly with your phone/PC/game player or other audio devices via 3.5mm AUX connection, easily to see the music level status in real time and every slight change of sound can be shown visually.
  • Speical AGC algorithm & customized output curve: ensure ideal visual effects even the input signal is in a small to large range, avoid that no display when input low signal and display in full screen when input high. With 3 kinds of display mode: real output / smooth output I / smooth output II, both ensure accuracy and best display effects, satisfy different usage requirements.
  • Many adjustable items & display effects: the brighntness, the falling speed of main light column, the holding time and the falling speed of the peak can be adjusted separately. 5 music spectrum display mode and 2 clock display mode for free choice, and all settings with power-off memory function, no need to set again after screen: VFD (Vacuum Fluorescent Display)
  • Resolution: 25 × 15
  • Frequency range supported: 32Hz-16KHz
  • Display item: music spectrum / clock
  • Audio signal input: 3.5mm AUX
  • Work mode:
    1. Auto mode (display music spectrum when music input, display clock mode when no music input)
    2. Auto mode without clock display (display music spectrum when music input, enter deep sleep mode when no music input)
    3. Music spectrum mode (always)
    4. Clock display mode (always)
  • Music spectrum display : 5 kinds
    1. Only peak ( two rows)
    2. Only peak ( three rows)
    3. Main light column+ peak (move up)
    4. Only main light column
    5. Main light column+ peak (disappear)
  • Music display mode: AGC+customized output curve
    Real output / Smooth output I / Smooth output II
  • Adjustable items: main light column falling speed / peak holding time / peak falling speed
  • Clock display: year / month / date / hour / minute / second
  • Brightness adjustment: 7 levels
  • Working voltage: DC 5V
  • Dimensions(W*D*H): 175*28*50mm / 6.89*1.10*1.97in
  • Net weight: 189g / 1.42lb
  • Package weight: 300g / 0.66lb

Packing List

  • 1× AK2515 Audio Spectrum Analyzer Board
  • 1× USB to DC power Cable
  • 1× 3.5mm Audio Cable
  • 1× 1:2 3.5mm Cable
  • 2× Acrylic Board
  • 1 Set ×Installation Screws

Payment Fast Shipping Return Policy About us Contact us Payment Safe and secure payment by PayPal. Fast Shipping
  • The items are located in US, and will be shipped within 1 working day, 2-6 working days to deliver.
Return Policy

Free Return Within 30 Days

We provide free return with 30 days for all items you bought on , full refund and return shipping will be provided.

1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes).

If you are satisfied with our products and service please leave a 5-star . response is very important to us just like our lives, please DO contact us before you leave a neutral or negative response, we will provide better solutions until you are satisfied.

About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for customers and extremely to improve our customers’ listening experience. Contact us Please don't hesitate to contact us if you have any questions or comments about our items. Andour working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at: Working time

Beijing(CN)Monday-Friday09:00 AM - 18:00 AMNew York(US)
Sunday to Thursday08:00 PM - 05:00 AMLondon(UK)Monday-Friday01:00 AM - 10:00 AMParis(FR)Monday-Friday02:00 AM - 11:00 AM During holiday, please allow us to response you early next week. Please don't leave any negative / neutral response or make dispute/claim on our non-working time, thank you for your understanding and cooperation.
  • Home
  • response
  • Save Seller
  • New Listed
  • Ending Soon
  • Contact us


Buy Now

VFD Music Spectrum Display Screen Dot Matrix Sound Level Indicator Amp VU Meter picture

VFD Music Spectrum Display Screen Dot Matrix Sound Level Indicator Amp VU Meter

$57.99



Douk Audio VFD Clock Music Spectrum Display Sound Level Indicator Dot Matrix MIC picture

Douk Audio VFD Clock Music Spectrum Display Sound Level Indicator Dot Matrix MIC

$65.99



RGB LED Music Spectrum Indicator VU Meter VFD Audio Level Display AmplifierBoard picture

RGB LED Music Spectrum Indicator VU Meter VFD Audio Level Display AmplifierBoard

$32.89



Popular Tutorials

Alarms and Indicator Circuit diagrams Audio electronic circuits list Circuits for Cars/Motorcycles Computer/PC Hardware Circuits : Design Ideas : Fun/Games Circuits : Signal/Sequence/Misc. Generators : Home/Garden related Circuits : Lights & LED Circuits : Motor Circuits : Music related Circuits : < Oscillator Circuits : Power Supply (PS) Circuit diagrams : Radio,transmitter,receiver circuits : Remote Control Circuit diagrams : Robotics related Circuits : Sensors : Telephone Circuit diagrams : Test & Measurement Circuits :