ReviewsVery Low Frequency

BUBOS Acoustic Absorption Panel,12

  • ..., home theaters theaters etc ,which allows you to leave countless beautiful memories in a comfortable environment..
  • GOOD NOISE REDUCTION : If you are mixing in the studio, the ambient sound must be reduced. Any unnecessary noise will destroy the recording. The sound-absorbing board absorbs the sound generated by low frequency, middle frequency and high frequency, making it very suitable for recording..
  • EASY TO INSTALL:They can be used as acoustic cover for walls, ceilings and doors, just easily attach it with ,glue or 3M adhesive taps.Easy to shape and cut to size, altering wont affect performance,no special tools or materials are needed for installation..
  • AFTER SELL:If you are not satisfied with our products, please do not give us a 1 star review, our professional acoustic engineers will analyze the specific situation for you If it cannot be resolved, we will provide a 100% refund, no problem. Click Add to cart above to get it now!.
Check Stock

Dayton Audio 4.5k-HPF-8 High Pass Speaker Crossover 4,500 Hz 12 dB/Octave

  • Frequency Divider -- This is a tweeter+mediant+bass three-way KTV, stage professional speaker crossover and DIY upgrade tool which is to improve audio quality.This is a professional frequency divider, which is widely installed in the speaker..
  • Function -- The function of the frequency divider is to separate the mixed analog audio signals into high-pitched, mid-range and low-pitched parts, and then respectively send them to the corresponding high, medium and low woofer units for playing, thereby achieving the purpose of improving the sound quality..
  • Perfect Hifi Sound -- Ensuring large load capacity, long-term durability and very good sound quality.Make the treble clear, enrich the alto effect, and increase the intensity of the bass, freely enjoy clear and natural music.Small switch can adjust the treble (normally 3db can be added)..
  • Super Durability -- Wire wound ceramic resistor and high-quality metal film capacitors, ensure its large load power, long-term durability, never burnout.High-quality capacitors low loss and high quality, no longer have the problem of electrolytic capacitors..
  • High-quality Materials -- High temperature resistant wire, wire wound ceramic resistor and imported metal film.Over-current protection design, simple and beautiful lines....
Check Stock

High Speed Comparator High Speed Frequency Meter Front Shaping Comparator for Low-Voltage Applications Conversion Circuit

  • LOW VOLTAGE APPLICATIONS -- The input common mode range is better than the swing input, which is very suitable for low voltage applications..
  • APPLICATION -- Digital module can be used for wide voltage range and periodic signal shaping..
  • FRONT END ADJUSTMENT -- Used as a front end conditioning module in time domain measurements for frequency and phase difference..
  • PARAMETER -- The input voltage is 10 to 1000mV, the input frequency is about 200MHz DC, and the input impedance is 50 ohms..
  • RAIL TO RAIL OUTPUT -- The output level mode is rail to rail output, which can directly drive TTL / CMOS level..
Check Stock

Shure BETA 87A Supercardioid Single-Element Vocal Condenser Microphone for Studio Recording and Live Performances with A25D Mic Clip and Storage Bag

  • Smooth frequency response with gradual presence rise.
  • Highly consistent super cardioid polar pattern provides superior gain-before-feedback.
  • Electronic low-frequency roll-off compensates for proximity effect.
  • Wide dynamic range (117 dB) and low distortion characteristics.
  • Very low susceptibility to RFI and electromagnetic hum.
  • Advanced cartridge shock-mount system absorbs mechanical shocks and reduces handling noise.
  • Built-in pop filter reduces undesirable wind and breath sounds.
  • Add some studio-grade clarity to the live mix. Designed to capture brighter vocals with sparkling accuracy, the BETA 87A brings more crisp to the concert. And the increased presence will have everyone singing your praises..
Check Stock

1N5817 Axial Leaded Schottky Rectifier Diode 20 Pack

  • High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance.
Check Stock

Moukey Center Channel Speaker, 100 Watt Peak Compact Center Speaker Hi-Res Audio with Deep Bass Response, for TV, Home Theater, Dolby and DTS Surround - Mcs1

  • Adjustable Angle: After careful design by the designer, the moukey center channel speaker can be freely switched between two angles of front and 18° tilt to meet your different needs..
  • 5.25"X2+1": Moukey center speaker consists of two 5.25" mid-bass speakers and a 1" tweeter, which retains the traditional sound and can make up for the lack of low frequency..
  • Exquisite Layout: The speaker adopts frequency divider made of precision parts, so that the middle and low frequency bands do not interfere with each other, and it can independently highlight their respective zones..
  • All Manual Build: Pursuit of consistency is the most basic insistence of our brand. We hand-polished the wooden box, so that the sound quality and consistency are well preserved..
  • Simple Installation: The press wiring method of the speaker makes it very simple and convenient for you to connect the speaker cable. Note: The product requires an additional power amplifier..
Check Stock

in Ear Headphones, KZ AS10 Five Balanced Aramature Extra Bass Universal-Fit Earphones Compatible(Cyan Without Mic)

  • 3D PRINTING TECHNOLOGY - The internal acoustic structure is made by modern high-precision 3D printing technology.
  • FIVE BALANCED ARAMATURES - The sophisticated crossover circuit design fully utilizes the performance advantages of each balanced armature..
  • HIGHT RESOLUTION & RICH DETAILS - The 22955 low-frequency balanced armature which is customized for AS10, it is not only low-frequency strength but also full of explosive power.
  • AUDIPHILE & REMOVABLE CABLE - Professional wire providing excellent sound quality signal transmission, anti-pull, anti-torsional, anti-corrosion..
  • ONE-YEAR WARRANTY - You will get 1 year warranty and friendly customer service from the date of purchase. Please feel free to contact us if any problems, we are very happy to provide help for you. Thanks~.
Check Stock

2023 AURSINC Ultra TinySA 4” Spectrum Analyzer – Portable V0.4.5.1 100kHz-5.3GHz Frequency Analyzer | Built-in 3000mAh Battery & 32GB SD Card | RBW LNA DANL Phase Noise RF Signal Generator

  • 2023 NEWEST TINYSA: Produced by Hugen, AURSINC ULTRA Tinysa owns high performance frequency in 100khz to 800MHz, and when in ultra mode, the analyzer can reach 5.3GHz. With new 4” touchscreen display and installed with the latest hardware system V0.4.5.1. tinysa is more professional, stable, sensitive and easy to be operated.
  • A Lab-grade Spectrum Analyzer: The ultra-wide range frequency can reach around 6GHz, together with the excellence of phase noise [email protected], DANL -166dBm/Hz.
  • In Ultra mode the input low pass filter is automatically enabled for all frequencies within the pass-band of the low pass filter (up to 750MHz). For higher frequencies the low pass filter will be bypassed and the measurement will be slower due to the multiple measurements per frequency required for the mirror and spur elimination algorithm.
  • Differences to the Former TinySa: The first big one is that now the default maximum frequency is 800mhz, so you no longer have to switch between low and high range,and can monitor the complete range in one sweep.
  • Second,In the level menu, there is the LNA, which will provide 20db of extra gain if you have very low level signal.
  • Lastly, RBW frequency from 200hz to 850khz which can be set to match the measurement requirements, meet ....
Check Stock

Leverkusen 2010

  • Voice Coil: 2.5” Dual 4 Ohm Made in USA Voice Coil can withstand the true RMS rating this subwoofer is advised for. No Inflated power here..
  • Non-Pressed Paper Cone for top quality bass performance and Long-Lasting Durability..
  • 156mm Double Stacked Magnets very large for this voice coil and can handle the advertise Peak and RMS power.
  • 1200 Watt Max power and 600 Watts RMS Power.
  • Sensitivity (1w/1m): 91dB. Frequency Response Range: 15Hz - 450Hz. This woofer can handle deep low bass that you really can enjoy low bass music..
Check Stock

XCFDP 15MHz DDS Signal Generator Counter,High Precision Dual-Channel Function Generator Arbitrary Waveform Frequency Meter 2.4’’ Screen 200MSa/s 15MHz

  • 【EASY TO OPERATE】Convenient operation interface, superior technical indicators and humanized graphic style. Its sine wave frequency output can....
  • 【SIGNAL STABILITY】The signal generator adopts large-scale FPGA integrated circuit and high-speed MCU processor, and the internal circuit adopts....
  • 【FREQUENCY METER FUNCTION】It supports scanning output from low frequency to high frequency or from high frequency to low frequency. The scanning....
  • 【HIGH PRECISION】This signal generator adopts dual-channel DDS signal and TTL electric level output to generate accurate, stable, low-distortion....
  • 【WIDE APPLICATION】The signal generator has excellent amplitude-frequency characteristics, small and beautiful appearance, and intuitive control....
Check Stock

Rockville REQ231 Dual 31 Band 1/3 Octave Graphic Equalizer+3 Way Mono Crossover

  • ...z effective equalization range. Constant Q filters. Selectable 6dB or 12dB cut or boost range.
  • Output level LEDs (-10 to +17 dB). Bypass switch with status LED. Ground lift switch. Balanced XLR input/output. Subwoofer out. Channels: 2 (stereo). Connectors: XLR balanced inputs and outputs. Bands: 31 per channel. Frequency Centers: 20 Hz, 25 Hz, 31.5 Hz, 40 Hz, 50 Hz, 63 Hz, 80 Hz, 100 Hz, 125 Hz, 160 Hz, 200 Hz, 250 Hz, 315 Hz, 400 Hz, 500 Hz, 630 Hz, 800 Hz, 1 kHz, 1.25 kHz, 1.5 kHz, 2 kHz, 2.5 kHz, 3.15 kHz, 4 kHz, 5 kHz, 6.3 kHz, 8 kHz, 10 kHz, 12.5 kHz, 16 kHz, 20 kHz.
  • Control Range: Selectable +/-12dB 0r +/-6dB. Input Impedance: 50k ohms. Output Impedance: 600 ohms. Maximum Output Level: +21dB. Level Control: +/- 10 dB. Signal to Noise: >93 dB. Distortion: 0.005%. Roll-off filters: 18dB/octave, Butterworth. Power Consumption: 15 watts. Weight Unpacked: 7.00 lbs. Weight Packed: 9 lbs. Width Packed: 5.87". Height Packed: 20. 5". Depth Packed: 9.62". Features of RX230: RockvilIe RX230 2-way Stereo / 3-way Mono rack mountable crossover.
  • Ability to mix 2 channels output. 24dB/Octave filters. Mute switches. Channel Gain Control: 0 to +12 dB. Low Frequency Level Control: -to +6 dB. High Frequency Level Control: -to +6 dB. Low Frequency to High Frequen....
Check Stock