Best Low Frequency Device

Baofeng UV-5R Ham Two Way Radio Upgrade Version (144-148/420-450Mhz), Dual Band Walkie Talkie

  • PLEASE PAY ATTENTION to that the item is the latest version of the UV-5R radio, whose frequency is 144-148/420-450Mhz. You have to set the frequency among 144-148Mhz/420-450Mhz,or the radio will not transmit.
  • 128 Channels 50 ctcss and 104 CDCSS dual-band display, Dual Freq. Display, dual-standby, a/B band independent operation | High/low TX power selectable: busy Channel lock-out(bclo)..
  • 【FCC Certificate】UV-5R As a Amateur Radios(Equipment Class: Scanning Receiver), has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. FFC ID: 2AJGM-UV5R..
  • Tri-color background light selectable. The FCC ID of UV-5R is 2AJGM-UV5R.
  • LED flashlight: hight/low RF power switchable.Keypad Lock: channel step: 2.5/5/6.25/10/12.5Khz | voice Companding: 50 ctcss/ 104DCS coder & tone searching..
Check Stock

Boytone BT-160MX,16 Channel Bluetooth Studio Audio Mixer - DJ Sound Controller USB MP3 Player PC Recording 15 XLR Microphone Port,14 Band EQ Tape CD Jack 16BIT Digital Effect Metal Case

  • The Professional mixer has LED indicator lights and 116 rotary adjustment knobs for user convenience. It has input selection, 2 master volume controls, independent channel balance and high, plus, low frequency adjustment.
  • Boytone BT-160MX is personal mixer has a USB Port MP3 and audio interface to record and connect to MAC or PC and it has universal digital audio file compatibility..
  • BLUETOOTH: This portable multi-channel DJ sound controller has Bluetooth for wireless streaming and use it as an input to mix signal with other input channels. It works with iPhone, Android, iPad, Tablet and MP3 Player. The wireless range is 25 ft..
  • 16-CHANNEL MIXER: The device caters multiple device connectivity because it has 16 channels. It has 2 ¼” (L/R) main outputs, 4 XLR 14” combo audio line/MIC IN, 2 pair RCA inputs, 2 pair ¼” mono+ stereo inputs, ¼” send+ return inputs, ¼” headphone jack.
  • LED INDICATOR LIGHTS: The recording mixer has LED indicator lights and rotary adjustment knobs for user convenience. It has input selection, master volume controls, independent channel balance and high, plus, low frequency adjustment.
Check Stock

FILTRETE1000 20x25X4 2PK by FILTRETE MfrPartNo ADP03-2PK-2

  • The filter has the characteristics of low insertion loss, high resistance band rejection and high image attenuation, high power tolerance, low cost and miniaturization..
  • Convenient debugging, good selectivity and stability.
  • A band-pass filter is a device that allows a particular frequency band to block other frequencies simultaneously..
  • With high reliability, stable and reliable working performance.
Check Stock

Anti Barking Device Sonic Bark Deterrents Ultrasonic Dog Bark Deterrent Device Anti Barking Device 50 FT Range Outdoor Indoor Dog Barking Control Device 4 Modes Bark Box for Small Medium Large Dogs

  • Sonic Bark Deterrent Control Device: Unlike traditional electric shock training models, the Ultrasonic Bark Stop is more gentle and effective, and less harmful to humans, animals and plants. Thanks to its precise sound frequency, you may not even hear it..
  • Ultrasonic Bark Stoppers have an Effective Range of up to 50 Ft: Our dog barking control devices outdoor were conveniently designed with multiple settings.
  • The multi directional microphone picks up dogs in any direction! Mode 1: Low Range (up to 15 feet).
  • Is it further away? Mode 3: High Range (discourage all dogs outside up to 50ft.).
  • Anti Barking Device -- Our dog barking control devices have an excellent effect on stopping dog barking. The ultrasound emitted by the barking control devices will correct the dog’s bad behavior. For Examples, dog biting sofa digging excessive barking. When using the outdoor&indoor anti barking device for the first time, each dog has a different sensitivity to the anti barking device, so please allow up to 2 weeks for training..
  • Dog Barking Control Device: This ultrasonic no barking controller comes with a well-designed mini shape, can be hung on a tree, indoor, outdoor wall or fence post to stop any dogs barking (within range....
Check Stock

Sanyun SW102 Computer Speakers, 5Wx2, Deep Bass in Small Body, Stereo 2.0 USB Powered 3.5mm Aux Multimedia Speakers, Built-in Bottom Bass Radiators, PC Laptop Desktop Speakers, Black

  • ...d lines. Adopted the low-voltage digital power, the maximum power can be 5W x 2, ensure the sound clear, bright, rounded and thick. Small Body(3.94x2.76.2.95inch) with powerful audio..
  • 【SUPERB SOUND QUALITY】Outstanding bass quality, compared to other small speakers. Built-in bass diaphragm, closed Cavity and Low Frequency Aid Design to provide strong bass performance. In order to make up for the lack of bass of the Mini 2.0 speakers, the unique acoustic resonator structure using the enclosed low-frequency aid design makes the sound more penetrating and powerful. Note: Restricted to the small volume, bass effect still can’t compare with big speakers and professional subwoofer..
  • 【360 DEGREE STEREO SOUND】2.0 Channel stereo speakers, enjoy the best stereo effect need to separate 2 speakers, for example, the two speakers are separated from the distance of 1 meter, the two speakers and people should be 1 meters distance, then the two speakers and people is an equilateral triangle, such a position, you will hear the best stereo effect..
  • 【WIDE APPLICABILITY】High quality cable and independent drive-by-wire design, stable sound transmission and convenient control. 3.5mm audio interface, suitable for most music players, just plug into your device to ....
Check Stock

PAGOW 10pcs Multimeter Test Hook Clip, Electrical Testing Colorful Test Grabber Probe, for Testing Electronic Components Mini Grabber Clips

  • ...insulation, The tester will flash and beep when the device close to AC Voltage greater during the specified Voltage range without touch the measured object, to ensure the safety of the human body, more convenient monitoring..
  • Safely Sound & light Alarm Tester Pen- distinguish the live and Null wire through different frequency alarm sound. The higher the voltage, the higher the audible alarm frequency and rate of flashing lights great, even in noisy environments..
  • Accurately Multi-ranging Measurement - The electrical tester accurately detects AC Voltage ranging from 12V to 1000V, and distinguish them into 3 Voltage levels (low, moderate, high). NCV sensitivity automatically adjusts from low, medium and high while indicating Voltage level with audible beep..
  • Low Voltage Indicator & LED Light - The shining prompt of low voltage LED and alarm of the power tester pen can warn you to replace the battery in time, while the LED light allows operation even in dark environment..
  • Auto Power Off Tester -The electrical tester operated with 2 x 1.5V AAA batteries(not included), auto power off after no operation for 3 minutes to save energy. Lightweight, durable construction with convenient pocket clip, a perfect handy tool for electricians or daily use..
Check Stock

Rockville RGHR2 Marine Gauge Hole Receiver w Bluetooth USB Bundle with (2) JBL 6.5\ Speakers (3 Items)

  • ...uning. Bluetooth built in to stream audio from any Bluetooth enabled device. USB Input Charges Your Phone..
  • Features of MS6520: Plus One Woofer Cones. . Harman's patented Plus One polypropylene cones provide more overall speaker-cone area than other cones in its class- the result is higher sensitivity, increased low-frequency output and greater musical character.. . Balanced Dome Tweeters. . Weather resistant tweeters deliver a smooth high-frequency response and increased power handling for highs and mids, which equals to more lifelike sound from vocals, cymbals, brass instruments and pianos..
  • Specifications of MS6520: General Specifications. . Type: 6" Coaxial. Audio Specifications. . Power Handling (Peak): 180W. Frequency Response: 50 Hz - 20 kHz. Sensitivity: 90 db. Nominal Impedance: 4 ohms.
Check Stock

TNP Premium 3.5mm Male to RCA Audio Cable (10FT) Bi-Directional Male to Female Converter AUX Auxiliary Headphone Jack Plug Y Adapter to Left/Right Stereo Splitter Gold Plated Connector Wire Cord

  • Delivers high performance and versatile full range bass for your AV audio device equipment.
  • Accurately transfer high bandwidth frequency quality detailed clean natural pure audio sound / realism and clarity jitter-free in audio signals.
  • Built with heavy duty thick shielding, high-quality polished metal connectors and corrosion-resistant gold-plated 3.5mm connectors.
  • protection against radio frequency interference (RFI) and electromagnetic interference (EMI).
  • Balanced solid conductors for enhanced internal noise rejection and clearer, deeper bass and eliminate strand-interaction distortion.
  • Solid-core bass conductor optimizes low-frequency signal transfer for improved bass response.
  • Oxygen Free Copper Lines combined with a double shielding allow for a maximum audio quality.
  • minimizes return loss, so music, dialogue and sound effects are always clear, dramatic, detailed in excellent signal quality.
  • Connects portable audio device, iPhone iPod iPad, MP3 Music player, Android smartphone tablet or laptop with the common 3.5mm audio port to a TV, AV receiver, amplifier, projector, radio, car audio, stereo system, Hi Fi audio, computer sound, recording equipment, speaker and more.
Check Stock

Rockville RGHR2 Marine Gauge Hole Receiver w Bluetooth USB Bundle with (4) JBL 6.5\ Speakers (5 Items)

  • ...uning. Bluetooth built in to stream audio from any Bluetooth enabled device. USB Input Charges Your Phone..
  • Features of MS6520: Plus One Woofer Cones. . Harman's patented Plus One polypropylene cones provide more overall speaker-cone area than other cones in its class- the result is higher sensitivity, increased low-frequency output and greater musical character.. . Balanced Dome Tweeters. . Weather resistant tweeters deliver a smooth high-frequency response and increased power handling for highs and mids, which equals to more lifelike sound from vocals, cymbals, brass instruments and pianos..
  • Specifications of MS6520: General Specifications. . Type: 6" Coaxial. Audio Specifications. . Power Handling (Peak): 180W. Frequency Response: 50 Hz - 20 kHz. Sensitivity: 90 db. Nominal Impedance: 4 ohms.
Check Stock

2023 AURSINC Ultra TinySA 4” Spectrum Analyzer – Portable V0.4.5.1 100kHz-5.3GHz Frequency Analyzer | Built-in 3000mAh Battery & 32GB SD Card | RBW LNA DANL Phase Noise RF Signal Generator

  • 2023 NEWEST TINYSA: Produced by Hugen, AURSINC ULTRA Tinysa owns high performance frequency in 100khz to 800MHz, and when in ultra mode, the analyzer can reach 5.3GHz. With new 4” touchscreen display and installed with the latest hardware system V0.4.5.1. tinysa is more professional, stable, sensitive and easy to be operated.
  • A Lab-grade Spectrum Analyzer: The ultra-wide range frequency can reach around 6GHz, together with the excellence of phase noise [email protected], DANL -166dBm/Hz.
  • In Ultra mode the input low pass filter is automatically enabled for all frequencies within the pass-band of the low pass filter (up to 750MHz). For higher frequencies the low pass filter will be bypassed and the measurement will be slower due to the multiple measurements per frequency required for the mirror and spur elimination algorithm.
  • Differences to the Former TinySa: The first big one is that now the default maximum frequency is 800mhz, so you no longer have to switch between low and high range,and can monitor the complete range in one sweep.
  • Second,In the level menu, there is the LNA, which will provide 20db of extra gain if you have very low level signal.
  • Lastly, RBW frequency from 200hz to 850khz which can be set to match the measurement requirements, meet ....
Check Stock