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rf signal detector pcb

Found 148274 Products
WCDMA GSM motion detector 3g camera white color CE
... motion detection Camera Mini 3g hidden camera WCDMA GSM motion detector 3g camera white color CE DescriptionsThis product uses USIM card ...
Supplier: Shenzhen UVI Hi-Tech Corporation Limited [China Manufacturers]
TGas-1031 h2s detector & so2 gas detector & nature gas leak detector
... . Ex d II CT5 TGas-1031 h2s detector & so2 gas detector & nature gas leak detector TGas-1031 Series Combustible, Toxic and Harmful ... measure the concentration of site gas, and convert the concentration signal into 4-20mA output. It is extensively applied in petroleum ... modeBy the adjustment mode by infrared remote control, the detector can be adjusted without opening of cover4-20mAoutput4-20mA output ...
Supplier: Henan Zhiyi System Engineering Co., Ltd. [China Manufacturers]
Wireless smoke detector--AF-19
... sensor. 2.Red LED indicate alarm ,nice appearance. Wireless smoke detector——AF-19DescriptionWidely used for room, hall, kitchen, party, no smoking ... , it gives off alarm warning as well as sending wireless signal to alarm panel, High sensitivity, interconnect up to alarm. Unique ...
Supplier: Shenzhen Ariza Electronic Co., Ltd. [China Manufacturers]
Online Explosion-proof multi-gas pipe detector for oil & gas industrial & hazardous warning
Multi-gas detector & imported sensor 120dB sound & 3+2 LED display 4-20mA/ ... <30sDetection precision3%1%1%1%3%Zero drift2%/yearLifetime of detector>3year>3year>2year>1year>5yearAllowable application areasHazardous location zone I ...
Supplier: Harbin East Alarm Equipment Development Co., Ltd. [China Manufacturers]

Smoke detector

Mar 31, 2013
Smoke detector
Smoke detector/photoelectric smoke detector/home smoke detector/fire alarm Smoke detectorPhotoelectric smoke detectorPower supply: Non-polar inputMCU ... indicating alarmDustproof, mothproof, ati-light interference designStain steeless shield, anti-RF(20V/m-1GHz)Execute criterion: GB4715; EN54-7; UL268; EN14604 ...
Supplier: Anka Sci-Tech Co., Limited [China Manufacturers]

wireless detector

Mar 31, 2013
wireless detector
... vibration sensor RH501 wireless detector is applied to acquiring temperature signal and vibration signal in the case of ... and have difficulty in cable wiring, wireless transmit signal to the monitor and management center. It will ... on industrial field.Capable of acquiring temperature signal and vibration signal of equipment. Main technical parametersVibration measurementSensitivity100mv/gAcceleration ...
DL-CS2015LT freely time adjust RF transmitter and receiver
... . visiable adjust freely Model No.: DL-CS2015LTDescription: freely time adjust RF transmitter and receiver 1. Product Detail:DL-CS2015LT is a ... 2CH RF Wireless intelligent Remote Control Switch with time lapse (1 second ... or 1 minute to 99 minutes adjustable10Dimension (w, h, d)PCB: 84*73*24MM Case: 100*80*28mm11G.W.(include case ...
Low power ,rf module with high speed 1.2~19.2Kbps YS-C20S
10mW output, 433/868/915Mhz, small size RF power :less than 10mW/ 10dBm Receiving current: less than3 MA ... Pwer supply:DC5V 1. Specifications * RF power: ≤10mW/ 10dBm; * Receiving current: <30mA; * Transmitting current: ≤50mA; * Sleep ... Match with YS-C20 & YS-C30 series radios. Low power ,rf module with high speed 1.2~19.2Kbps YS-C20S
RF Remote Control Case
... + ABS Plastic +S.S Plate+ Slilcon RubberRemark : we will produce PCB according to your requirement Country of Origin : China (mainland)Brand ... Acceptable Performance :1, Remote Duplicator Self-learning remote control ,copying RF fixed code remote by a easy way . To replace the ... ,SMC918-3,SMC918-4, HT680 etc .2,RF transmitter Develop all kinds of PCB with different function .For home /car alarm ,such ...
Supplier: Qinuo Electronics Co., Ltd. [China Manufacturers]
Simple Wireless Smoke Detector Sensor For Alarm System
... approval 4) Flash alarm indicator (red) Wireless Smoke Detector/sensor: Photoelectric smoke with 9V battery, ceiling type smoke ... Test button for easy recommended monthly testing - Low battery signal- Safety clip feature, not allow mounting of smoke alarm, ... chamber for early detection from all directions - Loud 85dB alarm signal Specifications: - Power Source: 9VDC battery - Operating Current: 10uA ...
Supplier: Soan Electronic Technology Co., Ltd. [China Manufacturers]
Gas Detector / Alarm Accessory JD-MD-2000R
... for using together with many low voltage control system Gas Detector / Alarm Accessory JD-MD-2000RFeatures:Adopts nanotechnology sensor with ... technology, low false alarm.Network signal: NO, NC and LEVEL can use the network signal to start up the fans.Fit ... 868MHzEmitting distance100mResponse time<20STypes of alarmvisual/audible alarm, output network signal Gas Detector / Alarm Accessory JD-MD-2000R
Supplier: Shenzhen Jindingshi Security Co., Ltd. [China Manufacturers]
With cable+antenna,1000 square meters work,GSM booster,GSM repeater,900Mhz booster,GSM signal booster,GSM signal repeater
... GSM repeater,900Mhz booster,GSM signal booster,GSM signal repeater Full set GSM970 900MHZ Mobile Phone Signal Amplifier RF Repeater 100% guaranty and ... , please contact. Application Scope:A, Small regions of signal or weak signal blind area, such as underground or semi-underground place ... . 2. To use this product to enlarge your signal, the outdoor signal shall be as good as possible . The product will ...
Supplier: Shenzhen Shengliran Technology Co., Ltd. [China Manufacturers]
Water-proof Gold Metal Detector (Max.3.5m)
... Jack –Lets you connect headphone (not supplied) to the detector.2. Viewmeter and Pointer -Shows the probable type of metal ... is waterproof)5. Adjustable Stem –Lets you adjust the detector’s length for comfortable use.6. English viewmeter and Panel ... Labor Warranty. Lifetime Service.Specification1. Emission Frequency: 6.99KHz2. Signal Frequency: 437Hz3. Power Supply: 8pcs 1.5V Batteries4. Sensitivity ...
Supplier: Xiamen Dashou Technology Ltd. [China Manufacturers]
Wireless Alarm Smoke Detector
... resistance, high level of integration, stable performance, Wirless Alarm Smoke Detector: LT- SA005with EN 14604 certified Features:1.Thermistor sensor/Photoelectric ... Infrared LED2.Ceiling Mounting3.Not Emit Radioactive Element4.Send Status Signal Every 15 Seconds or 65 Seconds5.Auto Send Low Power ... frequencyWireless emitting distance(shielded distance): can customized Wireless Alarm Smoke Detector
Supplier: Zhongshan Lingtong Electronic Manufactory [China Manufacturers]
Wireless Tap Detector - Wireless Video Cam and Audio Bug Detection
... Audio Bug DetectionIntroducing the Chimera:Portable Wireless Tap Detector (Video and Audio Signal): The ultimate security gadget to ensure your ... device, Corporate security surveillance camera detectorPackage Contents* Wireless Tap Detector* Battery* Antenna* User Manual------------------------------------------------------------------------------------------------Visit the Chinavasion.com Website ...
Supplier: Chinavasion Wholesale Ltd. [China Manufacturers]
Security Passage/Swing Turnstile Barrier Gate with IR Detector
... 1)304 Stainless Steel 2)aluminum mechanical core 3)IR detector Passage/Swing Turnstile 1) Two directions controlled/one direction controlled ... : DC12V, 10mA 2) RS485 or TCP/IPinterface 3) Pulse voltage signal, more than 100ms 4) Passageway: ≤700mm 5) Power: AC220V, 50Hz ...
Supplier: Shenzhen Grand-Access Security Co., Limited [China Manufacturers]
Small Size Optical Fire Smoke Detector
... Button with LED indicators 4-9V Battery With Low Battery signal 1.Unit Size:Φ107X34mm2.Working Current: 1-Static Current: ≤10 ... .Certificate:EN14604 & CE & RoHS Approval Small Size Optical Fire Smoke Detector
Supplier: Ningbo Wanke Electron Technology Co., Ltd. [China Manufacturers]
Conbined LPG gas detector and carbon monoxide detector
... exhaust fan, gas concentration. 1.Carbon monoxide and Gas detector(AF-200FC/F2)2.Product description* Using the advance ... gas sensitive component, it can detector the release of gas in time.* Using advance wireless signal, wired and wireless alarm ... /220VAC/230VAC * Working temperature: -10degree~60 degree * Interconnecting Gas detector (1)Circuit for normally closed rely contacts (2) Circuit for ...
Supplier: Shenzhen Lingbao Electronics Co., Ltd. [China Manufacturers]
Battery Operated Smoke Detector HM-621PHS
... usage Shockproof design for vehicle use HEIMAN New Photoelectric Smoke Detector HM-621PHS• Stand alone, alkaline battery operated, over 3 ... vehicle use• Anti white light interference• Anti RF Interference (20v/m -1GHz)Photoelectric Smoke Detector Technical Pramaters: Operating VoltageDC 3V (2pcs AA ... 110*45mmExecute CriterionEN50291, UL217, GB15322.5-233 Battery Operated Smoke Detector HM-621PHS
Supplier: Shenzhen Heiman Technology Co., Ltd. [China Manufacturers]
(manufactory) AMPS/GSM Built-in Antenna GSM PCB Antenna
AMPS/GSM Built-in Antenna GSM PCB Antenna Frequency:890-960/824-894MHz,1710-1990MHz Gain:3dBi ... Antenna Length:43mm AMPS/GSM Built-in Antenna GSM PCB AntennaFrequency RangeMHz 890-960/824-894MHz,1710-1990MHz BandwidthMHz 70 ... .5g/5.8G Antenna, all kinds of RF Connectors, All kinds of Interface Cables(RF cables) etc.. (manufactory) AMPS/GSM Built-in ...
Supplier: Jiaxing Beyondoor Electronics Co., Ltd. [China Manufacturers]
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