Top Operating Frequency Reviews

Rockville Quad UHF 4 Wireless Handheld Microphone System w/LCD Display (rwm4401uh)

  • Rockville rwm4401uh UHF wireless (4) handheld microphone system with LCD display.
  • High performance wireless hand held microphone system. Includes rwm4401uh transmitter with (4) hand Held, high sensitivity, unidirectional, wireless cardioid microphones. Professional rack mount design with LCD displays. Color coded microphones. Rack mountable rugged metal housing mic receiver. Comfortable ergonomic composite microphone construction. Low power consumption for longer battery life.
  • Featuring a dual filter design to limit feedback and interference. Individual microphone volume Control. Color coded microphones. Comfortable ergonomic composite microphone construction. Low power consumption for longer battery life. Ultra signal stability minimizes audio artifacts. Operating range: 300´ – 400´(indoor), 250´ – 350´(outdoor). channel: four channel. Frequency range: 467-490.
  • Frequency stability: 0.005%. Modulation Mode: UHF. Frequency response: 50hz-15khz(3 dB). dynamic range: 110dB. S/N: 90dB. T.H.D: < 0.1%(1Khz). audio output jack: XLR balance & 1/4" Unbalanced. Power voltage: ac110v-240v 50/60Hz. Operating temperature: 14°f-122°f. Mic battery Operating Time: up to 10 hours.
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CDM324 Microwave Module, 24GHz 15m Doppler Radar Smart Microwave Body Induction Module Single Channel Switch Intelligent Sensor Module

  • ...ling etc.This is a microwave sensor module for detecting moving objects and human body. Widely used in human body sensing lighting system, anti-theft alarm system..
  • 【Parameter】 Advanced low consumption PHEMT oscillator, Provide various frequency range standards: -UK,-F,Operating Temperature:-20~60℃..
  • 【Independence】Independent transmitting and receiving route, can get the big gain. The module has many advantages such as high sensitivity, long sensing distance, wide sensing angle, high reliability, wide range of operating voltage..
  • 【High performance】 Single channel operation. High sensibility, high flexibility, low cost, operating distance is 15m. Not influenced by temperature, humidity, noise, air flow, dust, ray etc, adaptive to terrible environment.
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Rockville RWM1202VH VHF Wireless Dual HandHeld Microphone System/Metal Receiver

  • ...tortion. Transmitter automatically links to receiver for ease of use.Use two handheld mics at once. Individual microphone volume controls. Rugged metal housing. Comfortable ergonomic composite microphone construction. Low power consumption for longer battery life..
  • System: Operating Range: 100´-200´(indoor), 65´-165´(outdoor). Channel: Two Channel. Frequency Range: 170MHz - 260MHz. Frequency Response: 80MHz-12000MHz. Frequency Width: 32Mhz. Dynamic Range: 110dB. Operating Temp: 14°F – 122°F. Oscillation Mode: Quartz Crystal. Frequency Stability: ±0.005%. Modulation Mode: VHF.Frequency Response: 80Hz – 8 KHz (±3 dB). Harmonic Radiation :< 63dBm. S/N: 60dB. RF Output Power: 10mW. Power Voltage: AC110V/ 220V - 50/60Hz..
  • Mic Battery: AA x 2. Receiver:. Sensitivity: (S/N=30dB) >2mV. De-Emphasis: 50µS. Audio Output Impedance: 600Ω. Audio Output Level.: 0-0.5V. Power Supply: AC110V /220V 50/60Hz. Current Consumption: ≤50mA. Audio Out Connector: 1/4˝ unbalanced. Transmitter:. Frequency Stability: ±0.005%. RF Output Power: ≤30mW. Modulation Mode: VHF. Maximum Deviation Range: ±50KHz. Microphone Mode: Fixed. Pre-Emphasis: 50µS. Power Supply: AA/1.5....
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Rockville, 2 RWM1202VH VHF Wireless Dual Handheld Microphone System w/Mic Receiver v2

  • ...ally links to receiver for ease of use, Use two handheld mics at once, Individual microphone volume controls, Rugged metal housing , Comfortable ergonomic composite microphone construction, Low power consumption for longer battery life.
  • Specifications of RWM1202VH: System: Operating Range: 100'-200'(indoor), 65'-165'(outdoor), Channel: Two Channel, Frequency Range: 170MHz - 260MHz, Frequency Response: 80MHz-12000MHz, Frequency Width: 32Mhz, Dynamic Range: 110dB, Operating Temp: 14°F – 122°F..
  • Oscillation Mode: Quartz Crystal, Frequency Stability: 0. 005%, Modulation Mode: VHF, Frequency Response: 80Hz – 8 KHz (3 dB), Harmonic Radiation : < 63dBm, S/N: 60dB, RF Output Power: 10mW, Power Voltage: AC110V/ 220V - 50/60Hz, Mic Battery: 9V.
  • Receiver: Sensitivity: (S/N=30dB) >2mV , De-Emphasis: 50µS , Audio Output Impedance: 600O , Audio Output Level. : 0-0. 5V , Power Supply: AC110V /220V 50/60Hz , Current Consumption: =50mA , Audio Out Connector: 1/4" unbalanced , Transmitter: Frequency Stability: 0. 005% , RF Output Power: =30mW , Modulation Mode: VHF , Maximum Deviation Range: 50KHz , Micr....
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KWD808-I Electric Acupuncture Stimulator Machine Output Patch Massager Care Acupuncture Stimulator Machine Massager Care 6 Output Patch 500-1000hpa

  • ▶【Electric Acupuncture Stimulator Machine】Adjustable frequency and intensity. Adjustable sensitivity probe point Locator. 6 outputs, plus 1 detection outlet..
  • ▶【Safe & Efficient Treatment】The device is very safe and efficient in treatment because of its output pulse. Waves featuring low voltage, low frequency and having the same frequency range as the body..
  • ▶【5 Types Pulse Waves】There are 5 types of pulse waves to be selected: Continuous wave, Dense-disperse wave, Intermittent wave, Ripple wave, Respiration wave..
  • ▶【Operating Output Protection】With the characteristics of low-pressure, low-frequency, bi-directional, Operating output protection device, particularly safe treatment..
  • ▶【Guarantee】This item will ship from USA,Your satisfaction is our ultimate goal. If there is any questions please feel free to contact with us, we will spare no effort to help you..
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RockvilIe RWM1203VH Wireless (2) Handheld Microphones 4 Church Sound Systems

  • ...e volume controls, Low power consumption for longer battery life, System comes in 4 different frequency options. You can request a specific one in the notes A. 255.1/227.1 MHZ, B. 224.9/256.9 MHZ, C. 228.9/253.4 MHZ, D. 230.8/255.8 MHZ.
  • Specifications of RWM1203VH: System: Operating Range: 150 feet or more, Channel: Two Channel, Frequency Range: 210MHz - 270MHz, Frequency Response: 40Hz-18KHz, S/N.:>103dB (1KHz-A), Operating Temp: 14°F – 122°F, Oscillation Mode: Quartz Crystal, Frequency Stability: ±0.005%, Harmonic Radiation :< 63dBm.
  • RF Output Power: 10mW, Power Voltage: AC110V- 60Hz, Mic Battery: AA x 2, Receiver: Sensitivity: (S/N=30dB) >2mV, Audio Output Impedance: 600O, Audio Output Level.: 0-0.5V, Power Supply: AC110V 60Hz, Current Consumption: =50mA, Audio Out Connector: 1/4" unbalanced, Transmitter: Frequency Stability: ±0.005%, RF Output Power: =10mW.
  • Modulation Mode: Maximum Deviation Range: ±50KHz, Microphone Mode: Fixed, Power Supply: AA/1.5V×2, Current Consumption: =35mA.
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Rockville RWM1203VH VHF Wireless Dual Handheld Microphone System/Digital Display

  • ...er for ease of use. Use two handheld mics at once. Individual microphone volume controls. Low power consumption for longer battery life..
  • System comes in 4 different frequency options. You can request a specific one in the notes, A. 255. 1/227. 1 MHZ , B. 224. 9/256. 9 MHZ, C. 228. 9/253. 4 MHZ, D. 230. 8/255. 8 MHZ.
  • Operating Range: 150 feet or more. Channel: Two Channel. Frequency Range: 210MHz - 270MHz. Frequency Response: 40Hz-18KHz. S/N. : 003e103dB (1KHz-A)..
  • Operating Temp: 14° F 122° F. Oscillation Mode: Quartz Crystal. Frequency Stability: ± 0. 005%. Modulation Mode: VHF. Harmonic Radiation : 003c 63dBm..
  • RF Output Power: 10mW. Power Voltage: AC110V- 60Hz. Mic Battery: AA x 2. Sensitivity: (S/N=30dB) 003e2mV. Audio Output Impedance: 600Ω . Audio Output Level. : 0-0. 5V..
  • Power Supply: AC110V 60Hz. Current Consumption: ≤ 50mA. Audio Out Connector: 1/4" unbalanced. Transmitter: Frequency Stability: ± 0. 005%. RF Output Power: ≤ 10mW..
  • Modulation Mode: VHF. Maximum Deviation Range: ± 50KHz. Microphone Mode: Fixed. Power Supply: AA/1. 5V× 2. Current Consumption: ≤ 35mA..
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Rockville RWM132V VHF Wireless Dual Handheld Microphone System/High Sensitivity

  • ...s. You can request a specific one in the notes-A. 225. 1/227. 1 MHZ, B. 224. 9/256. 9 MHZ, C. 228. 9/253. 4 MHZ, D. 230. 8/225. 8 MHZ..
  • Microphone Length: 9. 69”, Microphone Windscreen Diamater: 3. 15”, Microphone Body Diameter: 2. 22”, Receiver Dimensions: 8. 27” x 5. 4” x 1. 57”.
  • Specifications: System: Operating Range: 150 feet or more, Channel: Two Channel, Frequency Range: 210MHz - 270MHz, Frequency Response: 40Hz-18KHz, S/N. : >103dB (1KHz-A), Operating Temp: 14°F – 122°F, Oscillation Mode: Quartz Crystal, Frequency Stability: 0. 005%, Modulation Mode: VHF, Harmonic Radiation : 2mV, Audio Output Impedance: 600O, Audio Output Level. : 0-0. 5V, Power Supply: AC110V 60Hz, Current Consumption: =50mA, Audio Out Connector: 1/4" unbalanced. Transmitter: Frequency Stability: 0. 005%, RF Output Power: =10mW, Modulation Mode: VHF, Maximum Deviation Range: 48KHz, Microphone Mode: Fixed, Power Supply: AA/1. 5V×2, Current Consumption: =35mA..
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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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Touch Screen FM Transmitter 2000W FM Transmitter Antenna+30m Cables for Radio Station Fm Stereo Transmitter Long Range FM Broadcast Transmitter

  • Touch Screen without buttons make setting more easily.This is the RS-CM600Wproduct,All-digital technologies DSP+PLL, better sound quality.Upgrade frequency step to 10Khz. You can set the automatic startup and shutdown time..
  • Exquisite craftsmanship，Standard 19 inches, 2U whole aluminium alloy cabinet.Wiredrawing and oxidation makes surface bright,clean and elegant.Big LCD display all the parameters in real time. displays working frequency, volume,FETMOS temperature, forward power and SWR..
  • Provided with the series of protection function, own active protection and raise alarm .prompts once meet any trouble while working.Accurate operating index and perfect protection measures make you are more aware of the operating status of your machine..
  • Easily installation and simply operations. High quality and excellent technical performances. AGC circuit to keep the Output Power stability..
  • Each machine has been examined strictly by a series of quality inspection and function test to guarantee best operating function..
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Samson Concert 88x Earset Wireless System with SE10 Low Profile Earset Microphone (K Band), SWC88XBCS-K

  • 100 selectable frequencies across 25 MHz bandwidth.
  • Up to 8 systems can be used simultaneously per frequency band (region dependent).
  • CR88x True diversity receiver with one-touch automatic scan finds the best operating frequency.
  • Receiver features balanced XLR and unbalanced 1/4" outputs for connecting to mixers, PA systems and AV equipment.Infrared sync quickly pairs the receiver and transmitter.CB88 beltpack transmitter with adjustable gain control and metal belt clip.Transmitter operates for up to eight hours with two AA batteries.Includes SE10 low profile earset microphone with miniature omnidirectional capsule.Receiver rackmount kit included for installation in a standard 19" rack.
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dbx 286s Microphone Preamp & Channel Strip Processor, Mono 4-Way

  • Studio quality mic preamp/channel strip processor.
  • Classic dbx compression puts great sound within easy reach.
  • Frequency tuneable de-esser reduces sibilance and high frequency distortion.
  • Enhancer increases the detail and definition of the high and low frequencies.
  • Program adaptive expander/Gate. Frequency response: 20Hz to 20kHz.
  • Operating voltage: 120VAC 60Hz, 100VAC 50/60Hz.
  • Purchase includes: dbx286s, power cord, operation manual, and rack mount screws and washers (x4).
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AOSHIKE TPA3116 DC 12-24v 100W Subwoofer Amplifier Board Support Bass Output Digital Small Power Amplifier Board Video Audio Accessories

  • Frequency response range: input: 20 hz - 20 KHZ, output: 20 hz - 180 hz.
  • Operating voltage range: DC 12-24V(maximum voltage is no more than 24V).
  • This is a pre-amplifier, bass frequency....
  • DC 12-24V power supply, wide operating voltage, power-saving design, more than 90% power efficiency. Maximum support 100W (Bass) bass channel output.
  • Speaker impedance: bass speaker impedance: 2-8 ohm.
  • You can use a good switching power supply adapter, laptop switching power supply, or rectified filter transformer power supply, you can also use....
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