ReviewsFrequency Invertor

Garrett ACE APEX with Viper Searchcoil Spring Special 2022

  • Complete Flexibility - Choose from powerful single frequencies or select a simultaneous multi-frequency mode to achieve excellent detection on all targets in all soils or sands..
  • 8 Channels per Frequency - 8 independent frequency shifts for each single and multi-frequency - 48 different frequency settings..
  • Six Detection Modes + Pinpoint - Zero, Coins, US Coins, Jewelry, Relics, and Custom.
  • Rechargeable Battery - Built-in rechargeable lithium-ion battery provides up to approximately 15 hours of use, depending on the setting..
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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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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....
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Garrett Hobby ATX Metal Detector with Pro Pointer at and Waterproof Headphones

  • Complete Flexibility - Choose from powerful single frequencies or select a simultaneous multi-frequency mode to achieve excellent detection on all targets in all soils or sands..
  • 8 Channels per Frequency - 8 independent frequency shifts for each single and multi-frequency - 48 different frequency settings..
  • Six Detection Modes + Pinpoint - Zero, Coins, US Coins, Jewelry, Relics, and Custom..
  • Rechargeable Battery - Built-in rechargeable lithium-ion battery provides up to approximately 15 hours of use, depending on the setting..
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Shure SLXD4D Dual Channel Wireless Receiver (Transmitters Sold Separately)

  • 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)..
  • COMPONENT ONLY: For this SLXD4 receiver to work, please make sure it matches the frequency band (style) on your SLX-D digital wireless transmitter..
  • WHAT'S IN THE BOX: (1) SLXD4D dual-channel receiver with antenna and rackmount accessories.
  • 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..
  • SOUND QUALITY: Crystal clear 24-bit / 48 kHz digital audio. Extended 20 Hz to 20 kHz frequency response (microphone dependent) for natural and clear sound. Stable digital RF signal transmission. 120 dB dynamic range - excellent for vocals & acoustic and wind instruments..
  • APPLICATIONS: A variety of compatible microphone/instrument cable choices guarantees the ri....
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Shure SLXD4D Dual Channel Wireless Receiver (Transmitters Sold Separately)

  • 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)..
  • COMPONENT ONLY: For this SLXD4 receiver to work, please make sure it matches the frequency band (style) on your SLX-D digital wireless transmitter..
  • WHAT'S IN THE BOX: (1) SLXD4D dual-channel receiver with antenna and rackmount accessories.
  • 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..
  • SOUND QUALITY: Crystal clear 24-bit / 48 kHz digital audio. Extended 20 Hz to 20 kHz frequency response (microphone dependent) for natural and clear sound. Stable digital RF signal transmission. 120 dB dynamic range - excellent for vocals & acoustic and wind instruments..
  • APPLICATIONS: A variety of compatible microphone/instrument cable choices guarantees the ri....
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Professional Skin Therapy Wand 100240V High Cycle Beauty Therapy Upgraded Version Women High Frequency Facial Machine Home Use US Plug

  • ANALGESIC PROPERTIES: It helps calm and has analgesic properties. Produce ozone , help wound healing, inhibit pores..
  • EASILY USE: Select the required glass tube, insert the required glass tube into the HF machine, and gently push it into place. Please adjust the volume to beginning level before use..
  • DIFFERENT FREQUENCY: You can choose indirect high frequency or direct high frequency based on your specific needs. Use it 2 to 3 times a week..
  • HIGH FREQUENCY TECHNOLOGY: High frequency face stick is a new high frequency technology. It is a safe, meet your various needs and is very effective..
  • BALANCES PH: Relieves discomfort and balances PH. Accelerate blood circulation, promote metabolism. It has the effect of firming skin..
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High Frequency Facial Wand - TUMAKOU Portable Handheld Blue High Frequency Facial Machine - 4 Different Blue Glass Tubes for Skin

  • 【Latest Upgraded Blue High Frequency Technology】TUMAKOU blue high frequency technology combines ORANGE and VIOLET effects into a universal tube,Then add TUMAKOU high frequency safe and 100% natural way technology to bring you the best results over time..
  • 【Enjoy Using 4 Blue Glass Tubes for Different Uses】This TUMAKOU high frequency facial wand comes with 4 different blue glass tubes to meet all your needs(1*Mushroom Tube, 1*Tube, 1*Bend Tube and 1*Tongue Tube), and let you focus on all the different areas. Mushroom tube is suitable for broader areas, the Tube is used for hair, Tongue tube is suitable for area around the eye, and Bend Tube is suitable for area around the nasal fossa..
  • 【Adjustable Level & Easy To Use】The energy level of our portable high frequency facial machine is adjustable,the higher level will bring you better results! But before using it for the first time, we recommended to test the strength by hand, and then use it where you want to use it. When you using, just insert the glass tube into the wand, push it in gently, then turn the high frequency face machine down to zero and turn it on, choose different levels to use accordi....
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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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Garrett ACE APEX Metal Detector with Z-Lynk Wireless Headphone Package and Bag

  • Complete Flexibility - Choose from powerful single frequencies or select a simultaneous multi-frequency mode to achieve excellent detection on all targets in all soils or sands..
  • 8 Channels per Frequency - 8 independent frequency shifts for each single and multi-frequency - 48 different frequency settings..
  • Six Detection Modes + Pinpoint - Zero, Coins, US Coins, Jewelry, Relics, and Custom..
  • Rechargeable Battery - Built-in rechargeable lithium-ion battery provides up to approximately 15 hours of use, depending on the setting..
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HiFiGo LETSHUOER x GIZAUDIO Galileo Dual-Driver Hybrid in-Ear Monitor, 10mm Dynamic Driver + Balanced Armature Unit IEMs in-Ear Earphones (4.4mm Plug)

  • Precise & Reliable 3D Printed Acoustic Cavity Structure: The acoustic cavity structure of Galileo earphones is designed with high-precision 3D printing technology. The complex acoustic cavity is molded with resin materials simultaneously to achieve more accurate physical frequency division..
  • Synthetic resin panel from the starry sky: Galileo uses an ink-painted synthetic resin panel, with azure blue, dark brown, and silver-white complementing each other as if the Milky Way and stars are fixed in it. With the surface treatment of actinic resin, each earphone has a unique brilliance flow, which is as eye-catching as the twinkling stars..
  • 10mm liquid silicone & Al-Mg Alloy Dynamic Driver + Sonion 2389 balanced armature + electronic independent dual-frequency crossover: In order to meet the pursuit of excellent sound performance, Galileo houses a 10mm liquid silicone + Al-Mg alloy dynamic driver unit and a Danish Sonion 2389 balanced armature driver unit as the core configuration. The pair is designed with an independent electronic frequency division and cavity for each driver unit. The tube ensures a precise sound phase and extremely low distortion in the outpu....
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