Top Frequency Range

Rockville RWM-4US Quad Wireless UHF 4 Microphone System w/Adjustable Frequency

  • Rockville RWM-4US Quad Wireless UHF 4 Microphone System w/Adjustable Frequency. 20 Adjustable Unique Frequencies on each microphone ensures interference free operation. Easy frequency switching by simply hitting the button on the microphone. (4) Metal handheld microphones with digital display. Professional 19 metal rack mount receiver with LCD display. Illuminated rotary knobs..
  • One button frequency switching allows you to hit the button on any of the 4 microphones and the channel will change on that microphone and auto-sync with the receiver. The display on the microphone shows channel, frequency, battery life. The display on the receiver shows RF signal strength, AF signal strength, frequency channel, battery life of each handheld mic. Operating Range: 300 400(indoor), 250 350(outdoor)..
  • Each mic uses different channel groups so that you will not get interference from one microphone to the other (There are 80 total different channels on this system 20 unique frequencies per mic). Ergonomic metal microphones are extremely high quality and have a nice weight and feel to it. Individual XLR outputs for each microphone to send each microphone to their own mixer channel. XLR and mix output to send all 4 mics to one mixer channel..
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KWD808-I Stimulator Machine 50Hz Electric Acupuncture Stimulator Massager Machine 6 Channels Outputs Patch Massager Care Device 100-240V Pulse Electrotherapy Acupuncture Instrument

  • ✅【SPECIFICATIONS】Output pulse circuit: 6 outputs. Input power: .
  • The fuse is slow-blow at 0.5A. Output pulse frequency: 1.2Hz~55Hz, the error range is ±30% continuously adjustable. Output pulse width: 0.6±0.15ms. Power supply voltage scope: AC 110~240V, 50Hz.
  • DC 9V+5%, 9V-10%. Atmospheric pressure range: 500hpa to 1060 hpa. Size: 21.7cmx16.7cmx7.5cm, weight: 1390g..
  • ✅【ADJUSTABLE FREQUENCY INTENSITY】The frequency and intensity can be adjusted. Adjustable sensitivity probe point locator. 6 outputs, plus 1 detection socket..
  • ✅【5 KINDS OF PULSE WAVES】There are 5 kinds of pulse waves to choose from: continuous wave, dense dispersive wave, discontinuous wave, ripple wave, breathing wave, with a wide range of functions..
  • ✅【OPERATION OUTPUT PROTECTION】The device outputs pulses, and the treatment is very safe and efficient. A wave with low voltage, low frequency, and the same frequency range as the human body. It has the characteristics of low voltage, low frequency, two-way, etc. The operation output protection device is particularly safe to operate and safe to use..
  • ✅【PROFESSIONAL SERVICE】If you have any questions or if you receive unqualified or damaged products, please contact us timely and we will handle them immediat....
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Signal Generator, DROK DC 3.3-30V Function Generator 5-30mA LCD Display PWM Pulse Frequency Duty Cycle Rectangular Wave Square Wave Signal Generator

  • PARAMETER ---- operating voltage range DC 3.3v~30v.
  • APPLICATION ---- as square wave signal generator for experimental development.
  • as square wave signal generator for motor driver.
  • as pulse generator, control related circuits (PWM dimming, speed regulating)..
  • SERIAL COMMUNICATION ---- support serial communication, TTL level..
  • DATA AUTO STORAGE ---- all parameters will be saved automatically after setting and therefore won't lose when power off..
  • OTHER FEATURES ---- with LCD display to display frequency and duty cycle value.
  • PWM output, can set frequency and duty cycle separately by buttons.
  • frequency value is divided into 4 range and switched automatically, with high precision..
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Facmogu 2PCS Bass Subwoofer Speakers HiFi Full Range Woofer Loudspeaker 4 Ohm Anti-Magnetic Car Vehicle Audio Speakers for 2.0/2.1 Boom Box Satellites Speaker DIY (5 Inch)

  • Full Range Woofer Loudspeaker is a 5"/6"/8" set, 4 ohm speaker complete range of amplifier, subwoofer speakers with an amazing frequency and loudness range.
  • provides amazing sound from low to very high volumes ..
  • A full-range woofer consists of a single driver element or red voice coil group, in the shape of a radiating dome dust cap, which is acoustically active. In most speaker drivers, the construction of this dust cap is relatively acoustically inert. Comes in the form of a small cone, claimed to improve dispersion at higher frequencies..
  • Has good low frequency and high frequency response - leave lower frequencies for subwoofers or special cabinet designs to handle/boost low frequency boost. Full range with good sensitivity (low frequency) and a light voice coil (high frequency) - these speakers usually use stronger magnets than usual, which increases sensitivity which reduces power requirements at low frequencies as well as allowing for a lighter voice coil..
  • The core has a copper ring that reduces third harmonic distortion by eliminating the generation of induced currents in the pole pieces. Also allows to implement the system according to the configuration "Mid-Treble-Mid", "Low-Mid-Treble" or possibly "Twin Peaks". It is equipped with a paper me....
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Baofeng UV-5III 5 Watt Tri-Band VHF, 1.25M, UHF Amateur Radio Dual Band Antenna, 220 Antenna 2Pack

  • 【Kit Includes】UV-5III Radio+1500mAh Battery+V-85 Dual Band Antenna+ 220MHz Single Band Antenna+ CH-5 Charger+ CH-5 110V Adapter+ Earpiece Kit+ Wrist Strap+ Belt Clip+ User Manual.
  • 【New Function】Tri-Band Frequency (VHF/1.25M/ UHF) Range Display Sync DTMF Decode Incoming ANI Display Remote Stun, Kill, Revive, Inspect, and Monitor Selectable Frequency Range Scanning Remove/Add Channels from Scanning Right in Menu.
  • 【Features】VOX Talk Around Mode, Busy Channel Lock-Out (BCLO), Transmission Time Out Channel Receive Only (TX OFF), Frequency Reverse Squelch Tail Elimination (STE), Work Mode (Selectable VFO/ Channel Lockout) Alpha-Numeric Channel Storage PC Programmable.
  • 【Power Output】Medium 5W /Low 1W Power Switchable, Programmable Radio Supports Keyboard or PC programming (for Outdoor /Home /Workplace use, etc.).
  • 【Frequency Range】Pursuant to Part 15 and Part 97 Certified of the FCC Rules.FCC Certification and Program Guide under the listing product guides and documents..
  • 【Wide Compatibility】Baofeng UV-5RIII ham radio covers the most commonly used frequency range, making it compatible with many other handheld radios such as the UV-5X3 BF-F8HP UV-82 series..
  • RTD SHOP is the authorized BaoFeng Distributor.
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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.
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UNI-T Digital Oscilloscope UTD1050DL/UTD1050CL 50 MHz 2Channels 12 kpts Display Count:3999 3.5 inches TFL LCD (UTD1050DL 50MHz 2CH)

  • Wider display range and multiple frequency square wave options Wider display range and multiple frequency square wave options Wider display range and multiple frequency square wave options The UTD2000CEX+ series display range is 8divX16div, and has a new AUTOSET strategy, which can easily cope with complex test scenarios..
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FC-3000P Ham Radio CB Frequency Counter 27Mhz-3000Mhz - High Sensitivity with CTCCSS DCS Decoder for The VHF & UHF - CB Continuous Carrier Signal, Walkie-Talkies, DMR Radio Transceivers

  • ✔️ IDENTIFYING FREQUENCY - The frequency meter measures frequency parameters of the continuous carrier signal walkie-talkies , with signal strength indicator..
  • ✔️ PORTABLE FREQUENCY COUNTER - Counting continuous wave signal comes from Two-way Radio. VHF & UHF frequency measurement, useful for the CB amateur Ham Radio..
  • ✔️ FREQUENCY COUNTER METER RANGE - CB, HAm Radio, DMR frequency range 100Mhz-3000Mhz. Build-in DCS CTCSS Decoder Low PPM crystal time base used to achieve high accuracy measurement.
  • ✔️ EASY TO OPERATE - User friendly controlled with four buttons. The DMR radio frequency counter is compact and handy when needed..
  • ✔️ 100% MONEY BACK GUARANTEE 2 YEARS WARRANTY ensures this will quickly become your favorite no-risk purchase..
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Bass Rockers BRM69v2 One 6x9\ High-Performance 8 Ohm, 300W RMS, 600W Max Premium Quality Audio Midrange Car Speaker

  • MIDRANGE SPEAKER: The midrange speaker is great for use with 6x9 speaker boxes for simple and quick car audio system upgrades. The midrange is not lost while using a midrange speaker in a box. You just get more and better sound, and the midrange may be drowned out as a result, but it is still present..
  • FREQUENCY RANGE: Our midrange has a wide frequency range of 136 to 10k Hz. The range of the frequencies is softer or higher in some speakers than in others. If you think that your ultimate aim is to produce more accurate sound or music, then the less variance in loudness across frequencies, or the flatter the frequency curve, the better the speaker quality..
  • DESIGNED: Midrange speakers are made to manage the middle of the frequency spectrum, from 136 Hz to 10k Hz. This is the most essential frequency range since it produces the most audible sounds, such as musical instruments and human voices. This high-quality and creative design flawlessly combines a loudspeaker with a powerful driver..
  • ADVANTAGES: The key benefits are the speaker's weight and the effectiveness of these magnets. It is lighter than competing vehicle speakers without losing power or sound quality. Large, heavy amplifiers or amplifiers with more than two speakers benefit the most from thes....
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Halt! Dog Repellent 1.5 oz

  • Dog barking deterrent devices is more effective and human dogs can hear a wider frequency range from 15hz to 120khz this bark control device emits ultrasonic sound at 25khz which is above the hearing range of humans but will easily grab dogs attention and make them feel uncomfortable press the button to stop your dogs bad behaviors like barking digging fighting and more help them understand that their bad behaviors will cause an uncomfortable experience.
  • 3 different frequency wave to avoid dogs getting used to simple frequency this ultrasonic dog bark deterrent can emit ultrasonic sounds with 3 different sound waves stable frequency undulating frequency and irregular frequency sound waves you can choose the different waves to void dogs getting used to simple frequency and it can make it reduce the training effect on the simple waves for a long time.
  • Recharge dog barking control device with low power light Indicator this sonic bark deterrent usb rechargeable 300mah battery full charge in 1 to 2 hours for about 12 days of regular use saves you the endless hassle and invest in batteries when low power push the function button the indicator will be red.
  • Convenient outdoor use of 16.5 feet controls range with dog barking deterrent devices just fits nicely in....
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Eujgoov RF Module AD8317 Detector Logarithmic Amplifier AD8317 RF Power Meter 1M-10G Hz

  • Accurate RF Measurement: AD8317 detector logarithmic amplifier provides accurate RF measurement. The measurement accuracy is better than ±1 dB in a dynamic range greater than 50 dB, and a power controller with adjustable power amplifier or variable gain amplifier is provided at the output..
  • Wide Operating Frequency Range: The wide operating frequency range from 1M HZ to 10G Hz supports all cellular standards, broadband wireless standards and private dedicated systems in frequency bands..
  • Shielding Case: With shielding case and antireverse protection diode in the 3V to 5V power supply voltage range..
  • Sturdy & Durable: 1.6mm thick PCB double panel, sturdy and durable, long service life, large heat dissipation area, stable operation, long running time, easy to use, good performance, small size, easy to carry and store..
  • Working Temperature: AD8317 provides better accuracy, temperature stability, and 5 ns fast output response in the temperature range of 40 ℃ to + 85 ℃, and is used for RF burst detection at 125 MHz..
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Frequency Generator, DROK DC 3.3V-30V 5-30mA 1Hz-150kHz Adjustable Output PWM Pulse Duty Cycle Square Wave Function Signal Generator Module

  • PARAMETER --- working voltage range 3.3V-30V.
  • APPLICATION --- as square wave signal generator for experimental development.
  • as square wave signal generator for motor driver.
  • as adjustable pulse generator for PWM dimming, speed regulating, etc..
  • DISPLAY--- clear LCD displays frequency & duty ratio value..
  • MODE --- 2 modes, normal mode & accurate mode..
  • PWM output, can set frequency & duty cycle separately.
  • duty cycle upper and lower bounds adjustable.
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