WAVE - 2134 Annonces

Dimanche 18 août 2019

Stimulating the coil makes a magnetic induction to the tested material. The induced electromotive force received by the testing coil is related to the shape and size of the material hysteresis loop. When the low-frequency sinusoidal wave excitation voltage is magnetically induced...

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

Digital hearing aid is a hearing device that receives sound and digitizes it (breaks sound waves up into very small, discrete units) prior to amplification. And it built-in intelligence that allows them to discern between soft, but desirable sounds and louder, but unwanted noise....

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-D10 Digital Trimmer 3 Modes Ear Hook Trimmer Hearing Aids Hearing Amplifier - Max Sound Output 128±3dB Voltage D.C.1.4V Sound Gain 57±5dB Battery Type LR44H/A675 Total Harmonic Wave Distortion 500Hz ＜6% 800Hz ＜4% 1600Hz ＜1% Battery capacity/Mah...

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier - Max Sound Output 130±3dB Sound Gain 40±5dB Total Harmonic Wave Distortion 500HZ<3%</span> 800HZ<5%</span> 1600HZ<1%</span> Operation Current/mA...

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-907 ITE Mini Hearing Aid Hearing Amplifier - Max Sound Output 120 ± 5dB Voltage 1.5V Sound Gain ≥35dB/28 Battery size A10 Total Harmonic Wave Distortion ≤5% Battery capacity/Mah 100 Operation Current ≤6mA Operation current/mA 3.5 Frequency...

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Noise EIN ≤20dB Sound Gain 40±5dB Battery size 3.7V 30mAh Built-in lithium batter Total Harmonic Wave Distortion 500Hz <= 3.1%</span> Working current ≤2...

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-238 Pocket Body Worn Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥50dB/51.5 Battery size AA Total Harmonic ≤5% Battery capacity/Mah 2400 Wave Distortion Operation ≤4mA Operation current/mA 6.9 Current...

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

JH-233 Body Worn Pocket Ear Sound Amplifier / Body Level Hearing Aid - Specification of JH-233 Body Worn Pocket Ear Sound Amplifier Hearing Aid - Max Sound Output 131 ± 5dB Voltage 1.5V Sound Gain ≥55dB/58.9 Battery size AA Total Harmonic ≤5% Battery capacity/Mah ...

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-158 BTE Style Ear Amplifier Cheap Hearing Aids - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current Frequency...

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

JH-129 BTE FM Bluetooth Earphone Appearance Ear Zoom Hearing Aid / Hearing Amplifier - Specification of JH-129 BTE FM Bluetooth Earphone Appearance Ear Zoom Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥35dB Battery size AG13 Total...

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-116 Personal Sound Amplifier Behind The Ear Hearing Aid - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current...

Samedi 10 août 2019

Quantité : Proofing b - Prix : 200-1500CNY

Hard Gold PCB, immersion gold pcb, is to immerse the board in the plating tank and apply current to form a nickel-gold coating on the copper foil surface of the board. The electro-nickel gold is characterized by high hardness, wear resistance and oxidation resistance. Widely used in applications...

Mercredi 31 juillet 2019

CVD diamond (Chemical Vapor Deposition diamond). The mixture of carbon-containing gas and oxygen is excited and decomposed at a high temperature and a pressure lower than the standard atmospheric pressure to form an active diamond carbon atom, and the deposit is alternately grown...

Mardi 16 juillet 2019

Particle size measurement using static light scattering The particle size distribution as a parameter to specify a powder or dispersion plays a central role in many applications. Examples are construction material (sands, cements), pharmaceutical development, lime stones, ceramics...

Lundi 15 juillet 2019

Quantité : 1 - Prix : $36.78

What Are Some Tips For The Maintenance Of Human Hair Extensions? Have you taken remy hair extensions? Do you know how to take care of hair extensions? Here are some tips about how to maintain the hair extensions. It can be used for more than 3 months if you can take good care of it...

Jeudi 13 juin 2019

Quantité : 1SET - Prix : USD1320

Le système comprend: 1. Réseau photovoltaïque: Un certain nombre de panneaux photovoltaïques connectés en série et / ou en parallèle fournissant une sortie continue de l'éclairement énergétique incident. L'orientation et l'inclinaison de ces panneaux sont des paramètres de conception importants...

Lundi 10 juin 2019

Features Simple structure in linear type, easy in installation and maintenance. Adopting advanced world famous brand components in pneumatic parts, electric parts, and operation parts. High-pressure double crank to control the die opening and closing. Running in a high automatization...

Lundi 10 juin 2019

Features Ensure print quality, IC spacing 0.3mm above. Printing scraper can rotate 45 ° degrees fixed up, Easy to clean and replace the printing plate and scraper. Suitable for difference guts and solder paste, automatically to adjust the parameter for good printing result. Free adjustable...

Lundi 10 juin 2019

Features The latest streamline design allows for easy operation and convenient maintenance. The automatic conveying power system, with non-level frequency conversing speed adjustment and auto synchronous board feeding functions. Using scanning spray nozzle, Japanese nozzles and rodless...

Lundi 10 juin 2019

Features The operation panel words are simple and clear, the alarm is exact, PCB conveying buffer distance is adjustable. PLC control system ensures the stable operation without interference, and the software can offer the sound safety protection measures for machine with the reasonable...

Vendredi 07 juin 2019

Quantité : 4 pcs - Prix : USD 10-470

With the rapid development of modern industrial engineering, the various manufacturing machine, transportation machine are all developing to high speed, high efficiency, high precision, and automation. However, with the increase of equipment's power and speed, the intensity of the...

Lundi 03 juin 2019

A traditional simply makes the sound wave larger to amplify sounds. The conventional analog hearing aids are designed with a specific frequency response based on the listener's audiogram. In turn, the audiologist directs the manufacturer about the settings to install. Although some...

Jeudi 23 mai 2019

Aosion Solar Snake Repeller AN-A316S Features: AN-A316S vibrating snake repeller powered by solar energy, making use of sound waves to repel harmful snake. By emitting sound waves, the Solar Snake Repeller/solar snake repellent drives away snake very effectively. The sound waves...

Jeudi 23 mai 2019

Solar Vibrating Mole Repeller Features: Solar Vibrating Mole Repeller Features: 1. By emitting sound waves, the Solar Mole Repeller drives away underground rodents very effectively. The sound waves will irritate them, simulate danger, and repel them away from the irradiated area. 2...

Mardi 14 mai 2019

Quantité : 2000square - Prix : 2,60 €

1. Matériel: Aluminium, argent, sans cuivre. 2. épaisseur: 3 mm, 4 mm, 5 mm, 6 mm, 8 mm; 3.Shape: Flotteur, rectangle, rond, carré, ovale, miroir de vague. 4.Application: miroir de porte d'armoire, miroir de porte de placard, miroir de meubles. Traitement 5.Other: film de sécurité...

Lundi 13 mai 2019

SPI Smt Inspection Equipment Features Independent research and development of 3D optical core technology. Has many domestic professional technical patents. Germany IDS 5.3 megapixel industrial camera. Fast programming, Gerber processing directly. The width is 620mm to save space design...

Lundi 06 mai 2019

Big Discount Wood Carving CNC Router with 4 axis/ 1325 wood working cnc router, 4 axis for makking 2d and 3d products Machine Mainly Used Industry: Furniture industries: cabinet doors, wooden doors, solid woods, plates, antique furniture, doors, windows, desks and chairs. Decoration industries...

Lundi 06 mai 2019

Quantité : 1 - Prix : EXW 2800$-3500$

Big Discount High speed wood carving and cutting machine 1300mm*2500mm with High power water cooling spindle Machine Mainly Used Industry: Furniture industries: cabinet doors, wooden doors, solid woods, plates, antique furniture, doors, windows, desks and chairs. Decoration industries...

Mercredi 10 avril 2019

Prix : 85 USD

1.Integrated motor wheel, single-drive design, strong power; 2.The new power bridge makes the start of the skateboard smoother and the uphill easier, bringing you a new power experience; 4.The new sinusoidal wave controller ensures more stable output of the power system and less motor noise; 5...

Dimanche 31 mars 2019

Laser lamps are mercury-free gas discharge lamps used to pump solid-state lasers in many laser applications like welding, cutting and marking. They are especially suitable for high-power lasers or lasers with high precision requirements. CW Laser Lamps (Kr Lamps) CW (continuous wave)...