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πŸ”Š nobsound ks25 crystal cube led music audio spectrum analyzer kit: accurate sound level display for vacuum tube amplifier diy (assembled) logo

πŸ”Š Nobsound KS25 Crystal Cube LED Music Audio Spectrum Analyzer Kit: Accurate Sound Level Display for Vacuum Tube Amplifier DIY (Assembled) Review

6

Β·

Very good

Revainrating 4 out of 5Β Β 
RatingΒ 
4.0
🎡 Stereo System Components, 🎡 Home Audio

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Description of πŸ”Š Nobsound KS25 Crystal Cube LED Music Audio Spectrum Analyzer Kit: Accurate Sound Level Display for Vacuum Tube Amplifier DIY (Assembled)

The music visualizer KS25 spectrum has innovative design and perfect combination of music and art, suitable for both music and electronic enthusiasts, also a delightful art decoration. Please make sure that the audio signal input voltage should be within 5V, or the sound spectrum will be damaged. 16 segment, golden section ratio design and red, yellow, green, blue, orange, pink 6-color LEDs makes great visual effect; Adopts 32M crystal and 1T microcontroller, the color spectrum has high-speed signal acquisition and accurate reaction. The spectrum has 8 kinds of classic display modes and 6-level gain setting, they can be set by key, so can the left and right channels, settings with power-off memory; please adjust input volume and gain to make the display amplitude at an appropriate range (default value 3). 8 kinds of classic display modes: 1. Columnar mode; 2. Columnar with peak holding mode; 3. Columnar with peak, peak upward moving out mode; 4. Mirror mode, from middle to both sides; 5. Single point mode; 6. Peak upward moving out mode; 7. Single peak mode; 8. Mute with all lights on mode(available for testing LED). Key Operation: Short press the key to switch among eight kinds of classic display modes; long press the key for 1 second to adjust among 6-level gains; long press the key for 3 seconds to switch between left and right channels.

Reviews

Global ratings 6
  • 5
    2
  • 4
    2
  • 3
    2
  • 2
    0
  • 1
    0

Type of review

Revainrating 5 out of 5

Beautiful audio spectrum analyzer

This audio signal analyzer is very accurate. It has the perfect combination of color LEDs and the light patterns displayed are mesmerizing as it syncs with the music.

Pros
  • Receiver and amplifier
Cons
  • Unbelievable price

Revainrating 4 out of 5

Gorgeous colors for home audio

Because I have dead space inside the Thermaltake Tower 900, I installed 2 of these in place of the water tanks. I have one more mod to do, just not sure if I want them in the drive bays or out on the glass. They shine bright and quite colorful. In general, a simple installation: connect the audio splitter adapter to the speaker output, then connect the speakers and tower cable. Connect another cable to the USB port for power. The two cables merge into one, which is connected to the tower. Turn…

Pros
  • Home theater
Cons
  • Some little things

Revainrating 3 out of 5

Nice decoration for a computer desk. But be careful!

I added this to one of the outputs on my USB hub which is also used for my external HD drives and an SSD for my iMac. Two weeks ago my SSD suddenly got damaged. I ended up having to buy a hard drive repair tool and didn't think too much about it. But sometimes my drives went offline and today my 3TB hard drive failed and I had to rebuild it (fortunately nothing is lost). Now I understand that this gadget has one drawback. There are no capacitors or filters in USB power, and you should avoid…

Pros
  • Electronics
Cons
  • Out of fashion

Revainrating 5 out of 5

Beautiful Audio Spectrum Analyzer

This sound spectrum analyzer is sharp. It has the perfect combination of color LEDs and the light patterns displayed are mesmerizing as it syncs with the music.

Pros
  • Button Operation: Short press the button to switch between eight kinds of classic display modes; Press and hold the button for 1 second to set one of 6 gain levels; Press and hold the button for 3 seconds to switch between left and right channels.
Cons
  • I won't say anything

Revainrating 4 out of 5

Gorgeous Colors: Amplifier

Since I had dead space inside the Thermaltake Tower 900, I installed 2 of these where the water tanks were. I have one more mod to do, just not sure if I want them in the drive bays or out on the glass. They shine bright and quite colorful. In general, a simple installation: connect the audio splitter adapter to the speaker output, then connect the speakers and tower cable. Connect another cable to the USB port for power. The two cables merge into one, which is connected to the tower. Turn on…

Pros
  • Spectrum has 8 kinds of classic display modes and 6-level gain adjustment, they can be adjusted by button, as well as left and right channels, power-off memory settings; Please adjust the input volume and gain so that the display amplitude is in the appropriate range (default value is 3).
Cons
  • Don't know

Revainrating 3 out of 5

Nice decoration for a computer desk. But be careful!

I added this to one of the outputs on my USB hub, which is also used for my external hard drives and SSDs for my iMac. Two weeks ago my SSD suddenly got damaged. I ended up having to buy a hard drive repair tool and didn't think too much about it. But sometimes my drives went offline and today my 3TB hard drive failed and I had to rebuild it (fortunately nothing is lost). Now I understand that this gadget has one drawback. There are no capacitors or filters in USB power, and you should avoid…

Pros
  • 8 kinds of classic display modes: 1. Bar mode; 2. Columnar with peak hold mode; 3. Columnar with tip, tip movement upwards; 4. Mirror mode, from the center to both sides; 5. Single point mode; 6. Peak pull-up mode; 7. Single peak mode; 8. Mute when all lights are on (available for LED testing).
Cons
  • No