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目前顯示的是 10月, 2017的文章

SURECOM SF401-PLUS Portable Frequency Counter with CTCCSS/DCS Decoder

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SURECOM SF401-PLUS Portable Frequency Counter with CTCCSS/DCS Decoder SURECOM SF401-PLUS:  https://www.409shop-two-way-radio.com/products/surecom-sf401-plus-portable-frequency-counter-with-ctccssdcs-decoder-2 Introduction:   The frequency meter capable of measuring the parameters of the frequency of the continuous carrier signal walkie-talkies , with signal strength indicator. it is the tool of choice for maintenance personnel ,test frequency and signal strength of wireless enthusiasts. This portable frequency counter is designed for counting continuous wave signal comes from Two-way Radio.  There are easy ranges for you to choose. The ranges cover most of the frequency of the two way radios you want to measure.  Its four-button control is easy to use and its small size allows you to carry it anywhere you like.  Work by  TCXO(Temperature Compensate X'tal (crystal) Oscillator) ,In the range of -45 ℃ ~ 65 ℃ can reach ± 2 ~ ± 4ppm accuracy This inc...

SURECOM SW33 mark II VHF/UHF 100W POWER & S.W.R. METER

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SURECOM SW33 mark II VHF/UHF 100W POWER & S.W.R. METER SW33: https://www.409shop-two-way-radio.com/products/surecom-sw33-mark-ii-vhfuhf-100w-power-swr-meter FEATURES:  1 VSWR. FORWARD AND REFLECTED POWER DIRECT DIGITAL READOUT, WITHOUT ANY CALIBRATION.  2. MAXIMUM MEASURABLE POWER RANGE UP TO 100W.  3. 3 SECONDS CHECK YOUR ANTENNA SWR , ALSO CHECK YOUR RADIO RF POWER WATT. ​4.EASY TO INSTALL HANDHELD RADIO  SPECIFICATIONS:  MEASURABLE POWER RANGE: 0.1-100W  MAXIMUM POWER: 100W ACCURACY: MEAN + / - 5%  * NOT FOR THE DMR DIGITAL RADIO. SPECIFICATIONS:  MEASURABLE POWER RANGE: 0.1-100W  MAXIMUM POWER: 100W ACCURACY: MEAN + / - 5%  * NOT FOR THE DMR DIGITAL RADIO. Specifications: MAX. Power in 100 WATT V.S.W.R 1.00~19.99 Frequency Range COVER:100MHz~520MHz Insertion Loss < 0.15dB(VHF) , < 0.25dB(UHF) Temperature 0℃~70℃ Battery Build -in Li-ion Battery   Size(WHIT OUT SMA 25*25*60...

SURECOM SA250 Colour Graphic Antenna Analyzer 132-173 / 200-260 / 400-519MHz

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SURECOM SA250  Colour Graphic Antenna Analyzer 132-173 / 200-260 / 400-519MHz SA250: https://www.409shop-two-way-radio.com/products/surecom-sa250-132-173-200-260-400-519mhz-colour-graphic-antenna-analyzer  checking, tuning or repairing antennas and antenna feed lines. Mainly, these are S.W.R. (Standing Wave Ratio) and impedance measurement instruments (vector impedance analyzers). Easy-to use measurement modes. make SURECOM attractive for professionals and hobbyists. It is quite important that graphical display of various parameters over a wide frequency range is a key feature of these analyzers which significantly reduces the time required to adjust an antenna.   Main Features:  2.2 ” precision LCD screen,High-lumen LCD brightness, easy to read in direct sunlight Heavy duty Aluminum enclosure,strong anti-interference ability. Very compact and convenient for field use Built-in rechargertable battery Full Band control by knob ( 132-17...

NEW Marine Radio RS-35M Float and Flash IP-67 Waterproof and dustproof Handheld

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NEW Marine Radio RS-35M Float and Flash IP-67 Waterproof and dustproof Handheld RS-35M: https://www.409shop-two-way-radio.com/products/new-marine-radio-rs-35m-float-and-flash-ip-67-waterproof-and-dustproof-handheld Talk Range: 3-5km Type: Two Way Radio Brand Name: other Walkie Talkie Type: Portable Storage Channel: 80 Maximum Range: 3km-5km Dimensions: 22*7*21CM Is_Display: Yes Frequency Range: 156.000-163.425MHz Model Number: RS-35M color: black function: waterproof and dustproof type: Marine Radio RS-35M use: Marine,sea Waterproof Level: IP-X7 (1meter Depth for 30 Minutes) battery: 1500mAh(Li-Ion) RS-35M: https://www.409shop-two-way-radio.com/products/new-marine-radio-rs-35m-float-and-flash-ip-67-waterproof-and-dustproof-handheld