Reviews High Frequency Switching

JOYO Portable 10W Acoustic Mini Amp Stereo Headphone Output Small Carry Amplifier Combo for Acoustic Guitar & Ukulele MA-10A

  • JOYO MA-10 series features dual channel dedicated for the related instruments switching easily. MA-10A: Switchable Normal / Bright dual channel..
  • 5 inches customized full frequency speakers. with rated power of 10W (RMS), full frequency speakers dedicated for the related instruments..
  • High quality Aux In Jack for playing backing track, 3.5mm stereo headphone output Jack, ensuring subtleness of music and interference-free..
  • Different power supply modes, we can use the attached power adapter or 6xAA batteries, about 3hrs battery life with AA alkaline batteries. Innovative....
  • Compact and lightweight body, plus 2 hidden shoulder strap buckles on both sides of the amp for conveniently hanging the shoulder strap(not....
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Shure SLXD24D/SM58 Dual Channel Wireless Microphone System with 2 SM58 Handheld Mics

  • WIRELESS FREQUENCY BAND SELECtION: Before purchasing, please ensure that the wireless frequency band you select works in your area (refer to Shure website for details > search Shure Wireless Frequency Finder)..
  • WHAT'S IN THE BOX: (2) SLXD2 handheld transmitter with legendary SM58 cardioid dynamic microphone capsules and (1) SLXD4D dual-channel receiver, with antenna and rackmount accessories, (2) zippered bag and (4) AA batteries.
  • DIGITAL WIRELESS TECHNOLOGY: Digital predictive switching diversity. 44 MHz tuning bandwidth (region dependent). 32 available channels per frequency band (region dependent). Up to 10 compatible systems per 6MHz TV band.
  • 12 systems per 8 MHz band. RF Scan and IR Sync to quickly find an open frequency and link the transmitter to a SLX-D receiver. Easy pairing of transmitters and receivers over IR scan and sync..
  • BATTERY LIFE: Up to 8 hours from 2 AA batteries. Upgrade to the optional Shure SB903 Lithium-ion rechargeable battery to monitor battery charge status in hours and minutes, as well as battery life and health statistics..
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Shure Dual Channel Wireless Microphone System with 2 BETA 58A Handheld Mics, SLXD24D/B58-H55

  • WIRELESS FREQUENCY BAND SELECtION: Before purchasing, please ensure that the wireless frequency band you select works in your area (refer to Shure website for details > search Shure Wireless Frequency Finder)..
  • WHAT'S IN THE BOX: (2) SLXD2 handheld transmitter with Beta 58A cardioid dynamic microphone capsules and (1) SLXD4D dual-channel receiver, with antenna and rackmount accessories, (2) zippered bag and (4) AA batteries.
  • DIGITAL WIRELESS TECHNOLOGY: Digital predictive switching diversity. 44 MHz tuning bandwidth (region dependent). 32 available channels per frequency band (region dependent). Up to 10 compatible systems per 6MHz TV band.
  • 12 systems per 8 MHz band. RF Scan and IR Sync to quickly find an open frequency and link the transmitter to a SLX-D receiver. Easy pairing of transmitters and receivers over IR scan and sync..
  • BATTERY LIFE: Up to 8 hours from 2 AA batteries. Upgrade to the optional Shure SB903 Lithium-ion rechargeable battery to monitor battery charge status in hours and minutes, as well as battery life and health statistics..
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Geva NIORFNIO 15W FM Transmitter Broadcast Wireless Adapter Stereo Station Long Range for Drive-in Church School Cars Supermarket AUX Input 2AQIX-T15B

  • 【Adjustable frequency】: Machine coverage frequency is FM full range 76-108MHz. Effortlessly avoid local radios and enjoy Hi-Fi stereo, the transmission distance of 3-4 km in the open air. FCC certified. FCC ID: 2AQIX-T15B.
  • 【Channel switching】: switchable stereo, mono Designed with advanced modulation system and built-in PLL frequency, audio pre-emphasis, limiter, and low-pass filter circuit..
  • 【High-fidelity Bluetooth】: you can connect wirelessly to mobile phones, tablets and other Bluetooth devices Good heat dissipation: using high-quality dual ball bearing fan, reasonable heat dissipation channels, excellent thermal performance..
  • 【PC control】: connect your computer via micro USB interface, plus supporting intelligent broadcasting software, to achieve diversification unattended broadcast. (time switch, time to play the specified music, etc) 1/4 wavelength of strong magnetic sucker antenna, can be tightly adsorbed on the car roof or any metal flat objects, easy to move the antenna to the outside, the roof, balcony or window, more effective transmission and reception of electron..
  • 【Excellent Heat Dissipation】: Aluminum alloy metal shell, good cooling effect, quiet fan With PC control, Intelligent Broadcast..
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Powered Subwoofer, BESTISAN Home Audio Bluetooth Subwoofer, Deep Base, Built-in Amplifier Wireless Home Theater Subwoofer for TV, Soundbar, Optical/RCA/Bluetooth (6.5 Inch, Black)

  • CONVENIENT, LED DISPLAY DESIGN- round corner design can prevent bruising and perfectly integrate with your room. led displays in different colors shows mode switching..
  • WIRELESS& WIRED SEAMLESS STREAMING- Included RCA, optical and Bluetooth allow Bestisan powered subwoofer to blend the subwoofer’s low-frequency tones with other speakers, soundbar, smart phone, tv, laptop, tablet, etc..
  • LOW RESONANCE CABINET & BLUETOOTH 5.0-The latest Bluetooth 5.0 chip and compact design effectively reduces resonance interference and unwanted noises, so all you can hear is the cleanest and purest sound..
  • 6.5″ HOME THEATER POWERED SUBWOOFER- The 6.5″powered subwoofer features continuously variable 60-250hz crossover and 40-250 hz frequency response, designed for audio and home theater performance..
  • ADJUSTABLE VOLUME AND LOW-FREQUENCY- Independent volume and low-frequency bandwidth adjustment knob located on the back panel of the subwoofer allows you to adjust the volume and low-frequency bandwidth according to your preference..
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Shure SLXD24D/B58 Dual Channel Wireless Microphone System with 2 BETA 58A Handheld Mics, SLXD24D/B58-G58

  • WIRELESS FREQUENCY BAND SELECtION: Before purchasing, please ensure that the wireless frequency band you select works in your area (refer to Shure website for details > search Shure Wireless Frequency Finder)..
  • WHAT'S IN THE BOX: (2) SLXD2 handheld transmitter with Beta 58A cardioid dynamic microphone capsules and (1) SLXD4D dual-channel receiver, with antenna and rackmount accessories, (2) zippered bag and (4) AA batteries.
  • DIGITAL WIRELESS TECHNOLOGY: Digital predictive switching diversity. 44 MHz tuning bandwidth (region dependent). 32 available channels per frequency band (region dependent). Up to 10 compatible systems per 6MHz TV band.
  • 12 systems per 8 MHz band. RF Scan and IR Sync to quickly find an open frequency and link the transmitter to a SLX-D receiver. Easy pairing of transmitters and receivers over IR scan and sync..
  • BATTERY LIFE: Up to 8 hours from 2 AA batteries. Upgrade to the optional Shure SB903 Lithium-ion rechargeable battery to monitor battery charge status in hours and minutes, as well as battery life and health statistics..
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Rockville APM5W 5.25\ 2-Way 250W Active/Powered USB Studio Monitor Speakers Pair, White, 5 inch

  • 6.5" 2-Way 350 Watt Active Studio Monitor Speaker System in Black (Pair). Quad Amp Design: Each Driver Features Frequency Specific Independent Amplifiers. Injection Molded Polypropylene Cone Woofer. Rubber woofer surrounds increases sound quality and eliminates unwanted distortions.
  • The enclosure is built with the perfect amount of air space to maximize sound quality for a studio. The port is built to the perfect spec to enhance the sound. Full Range Class “D” Amplifier Circuitry with Auto-Switching Power Supply. LED Power on Indicator on Rear Panel.
  • Comes in 3 enclosure finish options Wood finish painted black. Wood finish painted white. Wood finish with vinyl front board. Ferro Fluid Enhanced 1.5" Neodymium Silk Dome Tweeter With Metal Grill Protection. Curved Front Bezel Design Eliminates Standing Wave Distortion..
  • Tweeter has 1” voice coil diameter. Rear-Firing Port Shaped and Designed by Sound Engineers to Reduce Port Turbulence and Deliver Distortion Free Top Sound Quality. Transducer Production Line to Make the SPL Performance Stable..
  • Specially Wound Voice Coils Produce Accurate Response along Entire Frequency Spectrum. One Complete Pair with Mater / Salve Output Connection with Included Noise Rejection Cabling. ¼” and XLR combo input ja....
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WeiMeet RFP30N06LE 30A 60V N-Channel Power Mosfet TO-220 ESD Rated for Arduino(10 Pieces)

  • RFP30N06LE 30A, 60V, ESD rated, avalanche rated, 0.047 Ohm, RDS(ON) = 0.047Ω,2KV ESD protected.
  • Good stability and uniformity with high EAS.
  • Special process technology for high ESD capability.
  • Wide Application:power Switching application.
  • hard switched, high frequency circuits and uninterruptible power supply.
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Songhe XL6009 XL6009E1 Boost Converter Module DC - DC 4.5-30V to 5-35V Output Voltage Adjustable Step-up Converter Board Module Better Than LM2577 (5pcs)

  • Wide Output Voltage 1.25V - 35V ( with automatic buck , scope of work, any voltage inputs can be arbitrarily regulated voltage output )Built- 4Aefficient MOSFET switches enable efficiency up to 94%.
  • Built- 4Aefficient MOSFET switches enable efficiency up to 94%.
  • high switching frequency of 400KHz, the ripple is smaller and smaller . (LM2577 frequency only 50KHz).
  • Dimensions:48mm * 25mm * 14mm ( L * W * H ).
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