ReviewsLow frequency Outliers

KZ EDA Dynamic Driver Earbuds Combos,3 in 1 in Ear Monitor Wired Phone Earphones Headphones, HiFi Music IEM Headsets with Removable Cord Without Mic

  • THREE PAIRS OF EARBUDS – KZ EDA dynamic driver earphones combos set is tuned by KZ accoustic team many times for the outstanding sound quality. The price of one set of KZ EDA in ear headphones is equal to three pairs of earphones and three music styles to meet your listening needs. The low-frequency dynamic performance is excellent, the mid-high frequency is upgraded, and the three-frequency connection is smooth..
  • THE GOLD EARBUDS WITH EXTRA BASSY SOUND – Focus on optimizing the mid-lows, making the bass strong and elastic. Deep dive, strong and powerful drum beats, excellent low frequency transient performance, suitable for DJ and songs with heavy metal rhythm. The magnetic gap of 0.15MM brings stronger output performance, lower distortion rate, and more realistic restoration of sound..
  • THE SILVER EARBUDS WITH BALANCED SOUND – Referring to the Harman curve, the three-frequency is balanced and powerful, the vocals are clear and sweet, the low-frequency dives and the high-frequency is transparent, and the sound texture is strong, suitable for pop music and other genres. Customized 0.035MM diameter high tension voice coil wire makes the vibration frequency more stable and efficient..
  • TRANSLUCENT CYAN WITH HIGH-RESOLUTION SOUND – On the basis of ex....
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(2) JBL JRX225 Dual 15\ Professional 4000w Passive DJ/PA Speakers 4 Ohm JRX 225

  • Features: JBI JRX225 Dual 15" 2000 Watt Passive DJ/PA Speaker. Dual JBI low frequency drivers with a 64 mm (2.5 in) diameter edgewound ribbon voice coil for greater efficiency and power handling. JBI 2414H-C 25 mm (1 in) polymer diaphragm compression driver.
  • Advanced network topology crossover design. High-voltage capacitors and inductors with massive cores and heavy gauge wire. Progressive Transition high frequency waveguide. 19 mm (.75 in) MDF (Medium Density Fiberboard) enclosure.
  • SonicGuard protects the high frequency driver from excess power without interrupting the performance. Non-resonant, all-steel handles. 18-gauge hexagon perforated, steel grille Dual-angle pole-mount socket allows the speaker to tilt 10. Details: Power Rating : 500 W / 2000 W.
  • Frequency Range (-10 dB) : 42 Hz - 18 kHz. Frequency Response (3 dB) : 62 Hz - 13 kHz. Sensitivity (1w/1m) : 100 dB SPL. Nominal Impedance : 4 ohms. Recommended Amplifier Power : 500 W to 1000 W into 4 ohms. Maximum SPL : 133 dB. Nominal Dispersion : 90 x 50. Crossover Frequency : 2.2 kHz.
  • Dimensions (H x W x D) : 1092 mm x 464 mm x 432 mm (43 in x 18.3 in x 17 in). Weight : 42.6 kg (94 lb). High Frequency Driver : JBI 2414H-C , 1" exit compression driver mounted on Progressive Transition Waveguide. Low....
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DDARKHORSE TX12 Karaoke Pre-Effects KTV Professional Digital Audio Echo Effect Processor DSP Audio Processor with Bluetooth USB (TX12-110V)

  • Professional pre-amplifier adopts dual-mode reverb processing, which makes the vocal effect more abundant, natural and transparent. It is a high-fidelity smooth natural sweet style stereo dual reverb and multi-purpose karaoke effect. The output has front (rear) left and right channels, center channel, and subwoof frequency channel. And it is very simple and convenient to use like karaoke amplifier..
  • High-grade aluminum alloy panel is transported, 1U ultra-thin design, using karaoke adjustment to make debugging more convenient and easy.
  • This machine has Bluetooth audio input, optical fiber input, USB input.
  • LED display screen, four sets of output with spectrum jump..
  • The microphone is equipped with 6-band parameter equalization adjustment, the adjustment range is wider, the sound is more delicate and soft, and the original tone is not damaged, the single-band sound quality effect is improved, and the howling frequency is effectively processed..
  • Subwoof channel output design with crossover point and adjustable output gain.
  • Subwoof channel has a perfect anti-low-frequency self-excitation circuit, when entering the MIC, the low-frequency signal output port is automatically attenuated by half to prevent low-frequency howling and damage to the device.
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Minelab Gold Monster 1000 Universal Metal Detector with 2 Search Coils, Waterproof

  • KIT INCLUDES: Minelab Gold Monster 1000 Metal Detector | 10x6" DD Waterproof Search Coil | 5" DD Waterproof Search Coil | Headphones | Lithium-Ion Battery | 8 x AA Batteries | Lens Cleaning Cloth | Minelab 2 Year Control Box & Coil Warranty.
  • 45 KHZ VLF & 24-BIT SIGNAL PROCESSOR: This primary combination greatly boosts sensitivity to gold beyond that of other single frequency VLF detectors over a wide range of nugget sizes, without introducing excess noise and false signals..
  • IMPROVED DISCRIMINATION: The GOLD MONSTER 1000 also has improved ferrous/non-ferrous discrimination and copes better with conductive (salty) soils than higher frequency detectors, making it the perfect choice to maximise your gold recovery..
  • VERY LOW FREQUENCY: VLF (Very Low Frequency) is a conventional single frequency sine wave continuous transmission technology. This is the traditional type of technology used in most basic metal detectors. Single frequency sine wave detectors create an electro-magnetic field, which is transmitted into the ground in a continuous wave. The receive signal processing has improved enormously. ​.
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MartinLogan Motion 60XTi Floorstanding Speaker Gloss Black (Each)

  • High Frequency Transducer: 1.25" × 2.4" (3.2cm × 6.1cm) Folded Motion XT Transducer with 4.5" x 2.75" (11.4cm × 7cm) diaphragm.
  • Mid Frequency Transducer: 6.5” (16.5cm) aluminum cone with cast polymer basket. Sealed chamber format. Rigid structured dust cap to reduce cone break-up modes..
  • Low Frequency Transducer: Two 8” (20.3cm) aluminum cone with cast aluminum basket. Non-resonant asymmetrical chamber format. Rigid structured dust cap to reduce cone break-up modes..
  • Components: Custom air core coil and low DCR steel laminate inductors. Polypropylene film capacitors in series and low DF electrolytic capacitors in parallel. Tweeter thermal/current protection..
  • Inputs: Custom 5-way bi-wire tool-less binding posts.
  • Frequency Response: 35–25,000 Hz ±3dB, Recommended Amplifier Power: 20-400 watts per channel.
  • Horizontal Dispersion: 80°, Vertical Dispersion: 30°, Sensitivity: 94 dB/2.83 volts/meter.
  • Impedance: 4 Ohms Compatible with 4, 6, or 8 Ohm rated amplifiers..
  • Weight: 66 lbs., Dimensions: 48" x 11.4" x 14.4".
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Hifonics A3000.1D ALPHA Compact 3000 Watt 1 Ohm Stable Monoblack Car Audio Amplifier

  • Low Noise Preamplifier Circuitry - Maximum low voltage signal from the source unit comes into the amplifier through a low voltage circuit which delivers minimal distortion through the amplification process..
  • RCA Inputs - XXX style RCA connectors for audiophile signal quality and maximum signal throughput with minimum distortion and maximum external noise rejection..
  • Crossover Type - Accu-Cross crossovers allow for complete control of the signal directing to all speakers. See specifications section for specific frequencies.
  • Electronic Equalizer - Control of amplifier output with on board electronic crossover to tailor specific frequencies to speakers and subwoofers. Check specifications for specific frequencies for this amplifier..
  • Bass Remote Included - Wired Bass Remote allows adjustments to bass frequencies from the control which can be mounted anywhere in the vehicle. Smooth potentiometer and ringed illumination in a satin black mount create a custom look..
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(2) JBL Pro JRX212 12\ 2000w Professional Passive PA/DJ Speakers 8 Ohm JRX 212

  • Features: JBI Pro JRX212 12" 1000 Watt 8 Ohm Passive PA/DJ Speaker. JBI 12 in low frequency driver with a 64 mm (2.5 in) diameter edge wound ribbon voice coil. JBI 2414H-C 25 mm (1 in) polymer diaphragm compression driver. Advanced network topology crossover design.
  • High-voltage capacitors and inductors with massive cores and heavy gauge wire. Progressive Transition high frequency waveguide. 19 mm (.75 in) MDF (Medium Density Fiberboard) enclosure. SonicGuard protects the high frequency driver from excess power without interrupting the performance..
  • Non-resonant, all-steel handles. 18-gauge hexagon perforated, steel grille Dual-angle pole-mount socket allows the speaker to tilt 10. Specifications: Power Rating : 250 W / 1000 W. Frequency Range (-10 dB) : 60 Hz - 20 kHz. Frequency Response (3 dB) : 80 Hz - 18 kHz.
  • Sensitivity (@1m) : 98 dB SPL (1w/1m). Nominal Impedance : 8 ohms. Recommended Amplifier Power : 250 W to 500 W into 8 ohms. Maximum SPL : 128 dB. Nominal Dispersion : 90 x 50. Crossover Frequency : 2.1 kHz. Dimensions (H x W x D) : 584 mm x 399 mm x 325 mm (23 in x 15.7 in x 12.8 in).
  • Weight : 19.5 kg (43 lb). High Frequency Driver : JBI 2414H-C 1" exit compression driver mounted on Progressive Transition Waveguide. Low Frequency Driver : JBI M....
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Juried Engineering CD4046BE CD4046B CD4046 CMOS Micropower Phase-Locked Loop Breadboard-Friendly IC DIP-16 (Pack of 5)

  • ...gnal-input amplifier and a common comparator input..
  • Very low power consumption: 70 µW (typ.) at VCO, VCO inhibit control for ON-OFF keying and ultra-low standby power consumption fo = 10 kHz, VDD = 5 V, Source-follower output of VCO control input (Demod. output), 100% tested for quiescent current at 20 V.
  • Operating frequency range up to 1.4 MHz (typ.) at VDD = 10 V, RI = 5 k, High VCO linearity: 003c1% (typ.) at VDD = 10 V, 5-V, 10-V, and 15-V parametric ratings.
  • Low frequency drift: 0.04%/°C (typ.) at VDD = 10 V, Choice of two phase comparators: Exclusive-OR network (I) Edge-controlled memory network with phase-pulse output for lock indication (II), Zener diode to assist supply regulation, Standardized, symmetrical output characteristics, Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices".
  • A Versatile Building Block for Micropower Digital and Analog Applications, Example Applications: FM demodulator and modulator, Frequency synthesis and multiplication, Frequency discriminator, Data synchronization, Voltage-to-frequency conversion, Tone decoding, FSK - Modems, Signal conditioning,.
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Juried Engineering CD4046BE CD4046B CD4046 CMOS Micropower Phase-Locked Loop Breadboard-Friendly IC DIP-16 (Pack of 10)

  • ...gnal-input amplifier and a common comparator input..
  • Very low power consumption: 70 µW (typ.) at VCO, VCO inhibit control for ON-OFF keying and ultra-low standby power consumption fo = 10 kHz, VDD = 5 V, Source-follower output of VCO control input (Demod. output), 100% tested for quiescent current at 20 V.
  • Operating frequency range up to 1.4 MHz (typ.) at VDD = 10 V, RI = 5 k, High VCO linearity: 003c1% (typ.) at VDD = 10 V, 5-V, 10-V, and 15-V parametric ratings.
  • Low frequency drift: 0.04%/°C (typ.) at VDD = 10 V, Choice of two phase comparators: Exclusive-OR network (I) Edge-controlled memory network with phase-pulse output for lock indication (II), Zener diode to assist supply regulation, Standardized, symmetrical output characteristics, Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices".
  • A Versatile Building Block for Micropower Digital and Analog Applications, Example Applications: FM demodulator and modulator, Frequency synthesis and multiplication, Frequency discriminator, Data synchronization, Voltage-to-frequency conversion, Tone decoding, FSK - Modems, Signal conditioning,.
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Boss Up (feat. Teddythelegacy) [Explicit]

  • ...ubwoofer(s). You now have the ability to connect more subwoofers to take advantage of the extra power.
  • Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers.
  • Variable Low-Pass Crossover - Subwoofers reproduce sound based on a number of different low-range frequencies. You can set exact sound specifications for the bass frequency reproduction.
  • Fixed High-Pass Crossover - Speakers reproduce sound based on high, low or mid-range frequencies. The High-Pass Crossover gears specifically towards “highs” in all size speakers including mid ranges and tweeters.
  • Variable Bass Boost - With Variable Bass Boost you have the control of exactly how much BASS you want to pump out to your subwoofer(s).
  • Low & High Level Inputs - A low level (RCA) input is measured in voltages. A high level (+/- wire) input is measured in wattages. Both essentially carry signal from your receiver to your amplifier to your speakers.
  • Specs - Dimensions: 16.22” x 6.89” x 2.22”, Weight: 7.32 lbs., Speaker Impedance: 2 Ohm, THD @ RMS Output: 0.01%, S/N Ratio: 90 dB, Frequency Response: 10 Hz to 30 kHz, Fuse Quantity: 2 35 Amp ATO Blade.
  • Warranty - BOSS Audio Systems provides a powerful 6 year Platinum Online Dealer Warranty so....
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Amprobe ALC-110 True-RMS AC Leakage Current Clamp with Mechanical Lock Jaw, 6000 Counts Digit Large Scale, Red

  • Low influence of external low frequency magnetic fields: @ IN: 3. 500 mA – 600. 0 mA ≤ 30 A/m, operating class 2.
  • True-rams measurements for accuracy when measuring complex, non-sinusoidal waveforms.
  • Mechanical jaw lock to assure accuracy of low current measurements, avoiding disturbance from measured wires and magnetic fields.
  • Selectable filters: low pass 50/60Hz filter to perform measurements on equipment driven by variable frequency drives (VFDs) or affected by high frequency noise, appliance filter to conduct leakage current measurements on appliances and no filter.
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