Reviews High Frequency Sreen

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

YWBL-WH AC Round Frequency Meter LED Digital Display Hz Frequency Indicator Light

  • MAIN FEATURE---Produce Name: LED Hz Indicator.
  • Applicable: circuit frequency measurement.
  • 20-75Hz MEASUREMENT RANGE---The AC frequency meter is of wide measurement of 20-75Hz.
  • HIGH ACCURACY---The AC frequency meter is of high accuracy of ±2%, helping to provide you reliable data.
  • CLEAR DISPLAY---Made of high quality material, the AC frequency meter is of clear display, exquisite workmanship, long service life, and stable working performance.
  • 5 COLORS---The AC frequency meter is of 5 different colors, red, white, blue, green,yellow, you can choose one according to your preference.
Check Stock

OCESTORE Crystal Oscillator Tester Frequency Counter Tester Meter 1Hz-50MHz Cymometer Measurement Tester Module LED DIY Kit

  • 【OPTIMAL PERFORMANCE】OCESTORE premium upgrade Frequency Counter Tester Meter based on PICmicrocontroller that can measure frequency of 1 Hz to 50 MHz,designed to measure the oscillation frequency of the most crystal oscillators..
  • 【HIGH QUALITY】OCESTORE premium Frequency Counter Tester Meter is made of high quality material which can use for a long time.Programmable addition and subtraction frequency settings, used to measure radio transceivers and other equipment..
  • 【SUPER IMPORTATNT】with crystal oscillator measurement function and programmable addition and subtraction frequency settings, five-digit digital tube display, convenient and intuitive, all use in-line components, simple circuit, easy to make..
  • 【OPTIMAL RELIABILITY】Power supply : USB 5V or DC 5-12V.
  • Crystal Test Range: about 4MHz-48MHz.Automatic range conversion, no need for manual switching.
  • All in-line components, easy to install and debug..
  • 【PACKAGE & SERVICE】Package Include: 1 Pcs x Crystal Oscillator Frequency Counter .Any question Pls fell free to contact us, we will reply you within 24H.And we offer a 12 month warranty..
Check Stock

JBL Professional JRX215 Portable 2-way Sound Reinforcement Loudspeaker System 15-Inch

  • Progressive Transition high frequency waveguide provides superior coverage control, reduced distortion, and smoother frequency response.
  • The rugged, acoustically superior enclosure uses advanced adhesives and mechanical fastener technology for extreme durability and improved....
  • High-voltage capacitors and inductors with massive cores and heavy gauge wire enable the crossover network to handle high power without saturating.
  • JBL 2414H-C 1" polymer diaphragm compression driver improves high frequency performance as well as system reliability.
  • JBL 15" low frequency driver with a 2.5"-diameter edge wound ribbon voice coil for greater efficiency and power handling.
Check Stock

YUCHENGTECH Ionizing Air Blower Static Eliminator Anti Static Fan HFAC ESD Ionizer Fan Anti Static Blower (110V)

  • 1.【High-frequency AC】◈ Frequency up to 68000Hz, with high ion density, and better effect of removing static electricity. (Traditional Low Frequency: 50 / 60Hz)..
  • 2.【Upgrade dual cleaning function】◈ With automatic cleaning and manual cleaning function, built-in cleaning brush, set cleaning time, can clean automatically.
  • needle seat can be disassembled freely, also can be cleaned manually, convenient for maintenance..
  • 3.【Fast to remove static】◈ Ionizing air blower adopts high frequency technology, with large air volume, widely air flow coverage area and high efficiency electrostatic removal..
  • 4.【Tungsten Alloy Ion Needle】◈ Compared with ion needles of other materials, tungsten alloy ion needles contain tungsten up to 99% and have good ion balance, quickly neutralize static electricity,the service life can reach 20000 hours..
  • 5.【Ionizing Air Blower】◈ Discharge Time: .
Check Stock

Amoos Water Resistant Cell Phone Armband Case for iPhone 6, 6s, 7, 8, SE, OR The Size Within 4.0

  • Perfect fit for: Apple iPhone 8/7(4.7INCH)iPhone X/Xs , also Fits with iPhone 4/4s/5/5c/5S/6/6S,Galaxy s8 s9 S7 S6and any mobile device with smaller outer size than the iPhone 8/7,this is a smart and simple sports armband with Headphone Support for All Phones..
  • No Slipping& Adjustable: The armband is designed using an anti-slip material so that it stays put for comfortable movement.The lightweight feel of this armband maximizes your comfort while you wear it. Come with an additional strip which makes the armband fit the big size arms easily.The double slots design also helps to adjust the armband to fit your arms more safely..
  • Functionality: Exercise your right to a case is also a Sports Armband. Stays put while you run. Secure your device worry free and free your hands!.
  • Born with key holder to help you minimize carrying extra things when hitting the gym or running, biking, jogging, walking, working out. Specially designed with cut-out for home button which enables the use of touch ID, enjoy the full use of your phone..
  • Safety:the reflective strip circled around the sreen window, unnoticeable safety strip keeps you noticeable when running in low light scenario..
Check Stock

(2) JBL JRX215 1000w 15" DJ P/A Speakers+(2) 18" 1400w Subwoofers+Powered Mixer

  • ...X218S 1,400 Watt 18" Inch Compact Passive Subwoofer DJ Sub. (2)RockvilIe RSP36 36" Mounting Pole from Subwoofer to Speaker, Heavy Duty Steel. (1)RockvilIe RPM1470 14 Channel 6000w Powered Mixer w/USB, Effects/14 XDR2 Mic Pres. : JRX215 15" Two-Way Sound Reinforcement Loudspeaker System. JBI 15 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. Details: Power Rating : 250 W / 1000W. Frequency Range (-10 dB) : 41 Hz - 18 kHz. Frequency Response (3 dB) : 59 Hz - 13 kHz. Sensitivity (1w/1m) : 99 dB SPL. Nominal Impedance : 8 ohms. Recommended Amplifier Power : 250 W to 500 W into 8 ohms. Maximum SPL: 1....
Check Stock

PRV AUDIO 4 Inch Midrange Speaker 4MR60-4, 60 Watts Program Power, 4 Ohm, 30 Watts RMS Power Pro Audio Loudspeaker (Single)

  • HANDLES IT ALL: The 4MR60-4 full range speaker delivers broad frequency coverage and flat midrange response that ensures vocals and instruments to deliver ideal sound..
  • EXTENDED FREQUENCY RESPONSE: The 4″ midrange speaker 4MR60-4 is a pro audio midrange with very high sensitivity and a smooth extended frequency response up to 8 kHz.
  • COMPACT: The small dimensions and high output make it very useful to use in compact line array systems as a transition between the mid bass and high frequency way..
  • DESIGNED FOR EFFICIENCY: Each material and component such as the woven fiber glass cone, large spider, and rubber surround is carefully chosen to ensure a great sound quality and low distortion, it even operates at high power..
  • UPGRADE TODAY, HEAR THE DIFFERENCE: The 4MR60-4 even operates at high power. It is also applicable in home theaters, satellites, and surround speakers as well as in car audio when you are limited in space and require extended frequency response..
Check Stock

AC Frequency Meter LED Digital Display 20-75 Hz Signal Ac Hz Frequency Indicator Light ST16HZ Round Red White Blue Green Yellow (Blue)

  • MAIN FEATURE---Produce Name: LED Hz Indicator.
  • Applicable: circuit frequency measurement.
  • 20-75Hz MEASUREMENT RANGE---The AC frequency meter is of wide measurement of 20-75Hz.
  • HIGH ACCURACY---The AC frequency meter is of high accuracy of ±2%, helping to provide you reliable data.
  • CLEAR DISPLAY---Made of high quality material, the AC frequency meter is of clear display, exquisite workmanship, long service life, and stable working performance.
  • 5 COLORS---The AC frequency meter is of 5 different colors, red, white, blue, green,yellow, you can choose one according to your preference.
Check Stock