Reviews Double Frequency

Fanmusic TRUTHEAR x Crinacle Zero Earphone Dual Dynamic Drivers in-Ear Earphone with 0.78 2Pin Cable Earbuds (Zero)

  • ...a diameter of 10mm and the other diameter of 7.8mm. ZERO offers the smooth, soft and detailed sound thanks to the mature internal magnetic circuit structure co-worked with flexible polyurethane suspension composite LCP liquid crystal dome diaphragm..
  • Accurate Hybrid Double Frequency Division: Relying on the high-precision DLP-3D printing technolo- gy, the acoustic nozzle structure with filtering function and the accurately calculated RC frequency division form a hybrid double frequency division, which makes the two dynamic driver perform respectively, offering the closer design goal of objective indicators..
  • Excellent Objective Indicators: ZERO has a proper low-frequency gain and high-frequency response in line with HRTF characteristics, which makes ZERO own the objective index comparable to that of professional monitor earphones, while it is not as cold and rigid as that of common monitor earphone, and its overall timbre is natural and full of atmosphere..
  • Glue-Dropping Molding Capping Process: ZERO whole cavity adopts a sandwich structure (front cavity, decorative panel, and glue dropping capping). ZERO is capped by glue-....
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High Frequency Transducer, Bandwidth Mixing Board Mixer Module -10dBm for Quadrature Modulation for Base Station for HF VHF Receiver

  • 【Important Data】: SSB noise figure (NF) of 9.75 dB--Input IP3: 28.5 dBm--Input P1dB: 13.3 dBm--Typical LO drive: 0 dBm--Power conversion gain of 1.8 dB.
  • 【Wild Used】: This 5V double balance up and down frequency mixer module is widely used for cellular base station receivers, Radio link down converters, Broadband block conversion, Instrumentation.
  • 【Low Power】: Our 130mA 50 Ohms Balun coil coupling frequency conversion mixer features adjustable bias for low power operation, so you can trust and use this RF mixer inverter with confidence.
  • 【Wonderful Components】: This 5V ADL5801 double balance up and down frequency mixer module is equipped with exposed paddle, 4mm x 4mm, 24-lead LFCSP package, so it will be an ideal choice for you.
  • 【Size】: Power supply: DC+5V@80mA(anti-reverse connection protection.)--RF_IN/RF_LO input frequency range: 10-6000Mhz--Input and output impedance: 50 ohm--Type:Input Balun coupling, Input/output Balun coupling(Optional)--Weight: Approx.15g/0.5oz.
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Radio Hellas

  • 10 and 12 meter bands. 16 programmable/erasable frequencies. Programmable repeater split..
  • Large frequency display with dimmer. New backlit display. Dual panel meters..
  • Improved receiver design for increased sensitivity and image rejections. Receiver clarifier ( plus/minus 0.5kHz)..
  • Variable output power control. Noise blanker/ANL circuitry. Frequency selector lockout..
  • Double FET balanced mixer for improved receiver intermodulation rejection. Active frequency scanner. Continuous duty built-in AC power supply..
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Another Galaxy (feat. AO, Darb$ & Sir Random)

  • 10 and 12 meter bands. 16 programmable/erasable frequencies. Programmable repeater split..
  • Large frequency display with dimmer. New backlit display. Dual panel meters..
  • Improved receiver design for increased sensitivity and image rejections. Receiver clarifier ( plus/minus 0.5kHz)..
  • Variable output power control. Noise blanker/ANL circuitry. Frequency selector lockout..
  • Double FET balanced mixer for improved receiver intermodulation rejection. Active frequency scanner. Continuous duty built-in AC power supply..
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EinCar Double Din Car Stereo Android Auto Double Din Radio 7Inch HD Screen GPS Navigation Bluetooth Android 10 System 4 Core 2G+16G USB/TF FM WiFi AUX-in Support Phone Mirror Link

  • ❄The latest Android 10❄: This Double Din Car Stereo is equipped with the latest Android 10 operating system, which can run any software more....
  • ❄Bluetooth function❄: The Bluetooth function enables this Double Din Radio to wirelessly play music in the mobile phone and use hands-free calls....
  • ❄GPS navigation❄: This Double Din Car Stereo has an offline map installed. If you connect to wifi, you can also use an online map. When you go the....
  • ❄FM Radio❄: This Double Din Car Stereo supports FM radio, the FM frequency is 87.5 -108MHz. You can choose different frequency bands to listen to....
  • ❄Phone Mirror Link❄:This Double Din Radio supports Phone Mirror Link, you can project the content on your phone to the HD screen of this Double....
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KZ-AS12 in-Ear Monitors, 12BA(6BA on Each Side) HiFi Stereo Noise Isolating IEM Earphones/Earbuds/Headphones with Detachable Cable Universal-Fit Wired Sports 0.75mm 2PIN (Without MIC, Black)

  • 【12BA High-Fidelity Sound】There are 6BA on each side. 30012 high frequency double BA combiation, a brighter tone and high-frequency extension performance. 29689 mid frequency double BA combination, increasing voice density and extending details. 229655 bass frequency double BA combination, excellent bass dive ability. Instrumental vocals, sound field range, and analytical capabilities are performed better..
  • 【Exquisite craft】Strong and tough zinc metal cover+imported resin cavity, improve wearing comfort, special process treatment makes headphones strong and wear-resistant, long-term use is still bright as new..
  • 【Detachable cable 2PIN 0.75MM】Detachable cable system enables multiple connectivity options for long-term device compatibility, upgrades, and ease of maintenance. We can replace cables to extend the performance of the earphones, and experience different sound quality..
  • 【Patented silicone sleeve・Professional Wire】The petal-shaped patented silicone sleeve with high elasticity and anti-sound leakage soft and comfortable, it fits snugly into the ear canal and provides a stable wearing feel. Professional OFC Oxygen-free Copper cable not only provides excellent sound quality signal transmission, but also has many features such as resi....
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Ranger RCI-2995DXCF Base Station 10 Meter SSB/AM/FM/CW Built-in Cooling Fan Kit

  • 10 and 12 meter bands. 16 programmable/erasable frequencies. Programmable repeater split..
  • Large frequency display with dimmer. New backlit display. Dual panel meters..
  • Improved receiver design for increased sensitivity and image rejections. Receiver clarifier ( plus/minus 0.5kHz)..
  • Variable output power control. Noise blanker/ANL circuitry. Frequency selector lockout..
  • Double FET balanced mixer for improved receiver intermodulation rejection. Active frequency scanner. Continuous duty built-in AC power supply..
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Danelectro Honeytone Guitar Mini Amp Bundle - Aqua N-10 Amp & 1/4 to 1/4 Cable - Bringing The Fifties Back with Style!

  • 【7 Inputs】4 musical instrument inputs and 3 auxiliary inputs, which can fully satisfy a small band. It can connect 2 instruments (guitar, piano, keyboard, etc.), 2 microphones, two mobile phones or computers at the same time. Two independent EQ effects adjustment , Boost or attenuate the low-frequency, mid-frequency and high-frequency DB values..
  • 【120 Watt】Double 8- inch woofer and Double 2-inch tweeter deliver clear, lifelike ,dynamic, powerful sound.
  • A 120 watt continue power amplifier pumps up the volume and a Bass Boost button instantly cranks up the low end..
  • 【Bluetooth】Provide with options of wireless connection, phone input, CD/MP3 input, and USB plugin, it is able to fit in the different connection types, it is convenient and useful with its master control, headphone input and DI output..
  • 【Rechargeable】It can run up to 6-8 hours depends on the volume you use after 5 hours charge. And it can work with a connection directly to the electricity..
  • 【Condenser microphone switch】: The microphone1 interface is designed with 48V phantom power, compatible with condenser microphones and dynamic microphones..
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Beyerdynamic M160 Double Ribbon Microphone - Hypercardioid

  • Unique double ribbon microphone transducer with hypercardioid polar pattern.
  • Excellent transparency and transient response.
  • Warm and natural sound.Microphone Frequency Response:40 - 18,000 Hz.
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Wal front 0.01-4GHZ Amplifier LNA Premium Ultra Bandwidth Low Noise 21DB Amplifier Module Board for Audio Components

  • 【Good Welding Property】: Double sides adopt the process of immersion metal, make the printed circuit surface is stable with color, brightness and smooth coating, good welding property..
  • 【Good Performance】 This product with wide frequency range, high gain, low noise figure. Durable material provides long term corrosion protection, even in salt air enviroments..
  • 【Scope of Application】 Widely used for high frequency or intermediate frequency preamplifier of radio receiver, combiner, repeaters, and distal/digital wireless broadband head equipment, etc..
  • 【Power Supply Voltage】: DC3-5.5V(typical +5V), (typical current value 125mA). Gain: typical value of [email protected] (Different frequency gains are slightly different ). Input output impedance: 50 Ω..
  • 【Quality Service】 We strive to provide you with high quality and convenient service. You are welcome to contact us if you have any problem about our product, we will give you a satisfactory reply..
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ADC Platinum Adscope Lite 614 Lightweight Pediatric Stethoscope with Tunable AFD Technology, 30.5 inch Length, Pink

  • Gasketed diaphragm alters its effective size and frequency response by simply changing pressure, bell-type low frequency response is achieved by simply holding the chestpiece in place with light pressure.
  • Firm pressure will produce diaphragm-type high frequency performance, sculpted chestpiece made from lightweight zinc alloy plated with an attractive satin finish, aluminum binaurals in satin finish.
  • Double leaf internal spring fixed at 15 degree angle for greater comfort, reinforced yoke molded into flexible 22" pvc "y" tubing.
  • Adsoft delux pvc eartips for the ultimate in wearing comfort and acoustic seal, sprare diaphragm included, scope id tag included.
  • The 614 pediatric chestpiece is sculpted with 1inch diameter diaphragm,diaphragm retaining rim color matched to tubing, inspected in the usa.
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ATOLS Tile Automatic Leveling Machine, Hand-held Tile Tiling Machine Tile Vibration Machine Adjustable Floor Tile Vibrator Tiler Tool with 6 Speed Double Suction Cup & 2Pcs 21V Lithium Battery

  • ...hine includes 2 high-quality lithium batteries with quadruple overload protection (each battery can last for 8 hours), 1 original charger and 1 spare 2000mah battery for outdoor work or indoor decoration..
  • 【6 Levels Adjustable Vibration Speed】Scientific vibration switch design, adjustable 1-6 levels, intelligent frequency conversion, multi-level adjustment, one-key vibration, uniform force. The frequency can be adjusted according to the size of the bricks, the vibration frequency can be fine-tuned, the position of the bricks can be corrected, and the efficiency can be improved..
  • 【Adsorption Lock Design】Hand-held Tile Tiling Machine adopts an adsorption lock design to release the strength of the arm. One key lock, one hand operation, one second tile. No need to press the lock for a long time, which is suitable for long-time work of engineering team or family..
  • 【Super Suction】The tile vibration machine has a double suction cup design, which can safely and stably absorb 441lb (200kg) tiles. The thicker and enlarged suction cup absorbs firmly, it can automatically level the tiles and easily grab the tiles. It is very suitable for the movement and installation of floor tiles and wall tiles, greatly improving work efficiency..
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MINELAB Gold Monster 1000 Detector Bundle w/PRO Gold Gold Panning Kit

  • ...lly automatic operation and comes with a choice of coils, battery options and shaft configurations. If you're looking for super sensitive gold performance at a great price, then this is the detector you've been waiting for!.
  • An 18 kHz detector will normally have a depth advantage on nuggets ≥ 1.0g over a basic mid-frequency detector, and a 71 kHz detector will have a depth advantage on nuggets ≤ 0.1g. The advanced GOLD MONSTER 1000 uses an intermediate 45 kHz frequency AND a high speed 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..
  • Features: Fully automatic operation, Extra sensitive 45 kHz VLF performance, Highly adaptable, 2 search coils included, Easy quick start, Automatic noise cancel, Digital electronics, Auto ground balance, Faster processor, Automatic sensitivity.
  • Specification: Key Technology: Ultra-wide dynamic range 45kHz VLF, Detect Modes: Gold (Iron reject), Deep All-Metal, Discrimination: Gold Chance Indicator (high/low), Ground Balance: Automatic (Easy-Trak), Noise Cancel: Automatic (On start-up), Sensitivity Adjust: Manual (1–10), Auto (11), Auto+ (12), Vol....
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