Professional Acoustic Design. Pick up one of high-pitched pronunciation driver+1 low frequency driver open-train double dynamic structure.Professional Acoustic Design. Pick up one of high-pitched pronunciation driver+1 low frequency driver open-train double dynamic structure..
Amazing Sound Quality. 99% of the current headsets can not meet the standard of 20-45 KHZ frequency width. It’s totally beyond your imagination. Independent bass frequency dynamic driver enhances general music administrative levels and lets every beat feel a strong bass..
Ergonomic and chic design. Transparent cavity is made of PC resin materials. Internal components can be clearly seen..
General Size: Near-field System type: Active Configuration: 2-way Drivers Low-frequency driver: 8" Mid-frequency driver: Not applicable High-frequency driver: 1" Full-range driver: Not applicable Driver type: Polyglass Sound Frequency response: 35Hz - 22kHz Max peak SPL: 109 dB Amplifier class: AB Output power: 140W Onboard Features Input connectors: XLR, RCA Standby mode: Yes A.
The Focal Alpha 80 is a versatile studio monitor with quality components and design.
It serves beautifully in a variety of capacities, performing just as well with instrumental music as with electronic music.
This model comprises an 8" (21cm) woofer/ midrange speaker with a Polyglass cone loaded in a large laminar port associated witha 100W amplifier and a 1" (25mm) aluminum inverted dome tweeter (40W amplifier).
Alpha 80 has a frequency response of 35Hz to 22kHz (+/- 3dB).
KZ ZAS 7BA+1DD in Ear Earphone 16 Unit Hybrid Technology Flagship Earphone Monitor Headphones 8Core Cable Music Sport Earphone (Without Mic, Black)
Another innovation from hybrid technology,exquisite and meticulous adjustment,a total of 16 sounding units on both sides,respectively responsible for showing different frequency bands,wide sound field and rich details at a glance.
Strong bass,the customized dynamic unit has ultra-conventional strong magnetic driving force, equipped with a 10mm large-size PEK spring diaphragm, with excellent bass diving and natural sound.7 specially developed balanced armature units, Mid frequency, high frequency, ultra high frequency,four sub frequency to show the advantages of hybrid technology.
Light luxury pearl chrome plating,the cast zinc alloy shines brightly,electroplating pearl chromium technology makes it shine with pearly luster,effectively prevents metal oxidation,and is still beautiful as new after long-term use.
Standard high-purity silver-plated upgrade cable,the sound base of 100 wire core is transparent and pure,the standard high-purity oxygen-free copper silver-plated wire can effectively reduce distortion,and the superior ratio of 4-strand 25-core makes the sound bottom crystal clear.
2PIN upgradeable connection design,ergonomic and comfortable to wear,personally customized comfort，The smooth cavity designed according to the ergonomics concept fits th....
Chiropractic Adjusting Tool, 900N Rechargeable Electric Spine Massager Instrument Professional Massage Gun with 5 Head for Adjust Vertebration Body Massages
...ts of the spine and extremities. Improve joint pain, Adjust vertebration, Delay bone age. Lightweight, safe, durable, portable, superb craftsmanship, suitable for everyone.
【Multi Levels Force Can Be Adjusted】Upgraded smart chip, 5 frequencies, 18 gears adjustable (low frequency, medium frequency, high frequency, over frequency, frequency conversion 50N-900N, each gear increase of 50N). Time saving, energy saving, which is a good replacement to the human forces.
【Easy to Use】Lightweight, safe, durable, portable and sturdy, home massage for everyone. 15 minutes a day can reduce the pressure on the neck, good effect. Can change the head, multi‑purpose, can meet the needs of different people. Equipped with 5 heads to meet different needs. Significant and good effect.
【High Quality Workmanship】Chiropractic adjusting tool humanrize handle design to reduce impact to the hand and arm when performing adjustments. Designed for greater reliabilty and increased durability providing durable use. Display screen, power display. Language switches (Chinese and English).
DDARKHORSE TX12 Karaoke Pre-Effects KTV Professional Digital Audio Echo Effect Processor DSP Audio Processor with Bluetooth USB (TX12-110V)
Professional pre-amplifier adopts dual-mode reverb processing, which makes the vocal effect more abundant, natural and transparent. It is a high-fidelity smooth natural sweet style stereo dual reverb and multi-purpose karaoke effect. The output has front (rear) left and right channels, center channel, and subwoof frequency channel. And it is very simple and convenient to use like karaoke amplifier..
High-grade aluminum alloy panel is transported, 1U ultra-thin design, using karaoke adjustment to make debugging more convenient and easy.
This machine has Bluetooth audio input, optical fiber input, USB input.
LED display screen, four sets of output with spectrum jump..
The microphone is equipped with 6-band parameter equalization adjustment, the adjustment range is wider, the sound is more delicate and soft, and the original tone is not damaged, the single-band sound quality effect is improved, and the howling frequency is effectively processed..
Subwoof channel output design with crossover point and adjustable output gain.
Subwoof channel has a perfect anti-low-frequency self-excitation circuit, when entering the MIC, the low-frequency signal output port is automatically attenuated by half to prevent low-frequency howling and damage to the device.
JUNSHUNTONG HF VFO for Ham SDR QRP Transceiver,20K-220MHz RF Generator Superheterodyne Receiver Debugger,Tcxo Clock,S-Meter, 20 Band presets
【HF VFO /RF Generator 】It has 10kHz to 220MHz working ranges. 0.5PPM high precise Tcxo clock, the frequency is more accurate. Tuning step of 1Hz, 10Hz, 1kHz, 5kHz, 10kHz and 1MHz..
【VFO for Ham SDR HAM QRP Transceiver】 Used as a local oscillator on Homebrew radio receivers (such as superheterodyne, SDR, direct conversion and Homebrew QRP transceivers) ， a simple RF/clock generator for calibration reference or clock generation，a common 128x64 I2C OLED SSD1306 display and Si5351 module..
【Adjustable】Intermediate frequency (IF) offset (+ or -) is adjustable.The bar graph of the signal meter through the analogs input (ADC).I2C data transmission, only need 2 lines it can be connected to the display, with high stability and accuracy of frequency generation.
【20 Band Presets】Equipped with generator function mode.Initial frequency, end frequency, sweep-frequency-step can be set. 20 band presets (shortcuts) for BCB and HAM frequencies.RX/TX mode selector for Homebrew QRP transceivers..
【 Guarantee】 We providing 100% satisfactory service to every customer to make sure our customer can purchase with confidence. If you have any questions, please contact us, we will reply and improve in time..
AD8317 1M-10GHz 60dB RF Power Meter Logarithmic RF Signal Power Detector Controller for Amplifier
EASY TO USE :The logarithmic power meter adopts AD8317 chip design, which is convenient to use, small in size, high in efficiency, easy to install, stable and reliable, and is used for radio frequency signal power detection..
DETECTABLE :The logarithmic power meter has strict quality control and quality assurance. It can detect the power of the radio frequency signal from -55dBm to 0dBm, and convert the radio frequency signal into a DC voltage output..
DYNAMIC RANGE :The greater the amplitude or power of the radio frequency signal, the higher the output voltage, and the output voltage is proportional to the logarithm of the input signal amplitude, thereby expanding the dynamic range of the detection signal to 55dB..
WIDELY USED :The logarithmic power meter adopts advanced technology and exquisite craftsmanship, and has been improved to improve durability. Logarithmic detector can be widely used in radio frequency signal detection, signal power measurement, and environmental field strength detection..
MartinLogan ElectroMotion ESL Electrostatic Floorstanding Loudspeaker - Each (Gloss Black)
High frequency transducer: XStat CLS electrostatic transducer.
Low frequency driver : 8" high excursion, high-rigidity doped fiber cone with extended throw drive assembly, non-resonance asymmetrical chamber format.
MicroPerf panel is housed within a radical aluminum and composite AirFrame.
129 square inches of sound radiating surface on both the front and back.
Proprietary Vojtko topology filter utilizing custom air core coil and low DCR steel laminate inductors, polyester film capacitors in series, and low DF electrolytic capacitors in parallel.
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..
