開關(guān)中除了接點(diǎn)之外,也會(huì)有可動(dòng)件使接點(diǎn)導(dǎo)通或不導(dǎo)通,開關(guān)可依可動(dòng)件的不同為分為杠桿開關(guān)(Toggle switch)、按鍵開關(guān)、船型開關(guān)(Rocker switch)等,而可動(dòng)件也可以是其他型式的機(jī)械連桿。 GSM-1316C-3 Product Name: Cascadable Satellite multiswitch of 13 in 16
Model: GSM-1316C-3 Product features: Excellent quality tinplate housing and exquisite plastic case shell attached, making installation convenient Excellent quality component, professional amplification design and low loss External 20V 2000mA DC power offering more stable operation 13/18V 0/22KHz DiSEqC 1.0/2.0 supplied by satellite receiver through coaxial cable to switch corresponding port Capable of connecting twelve SATV signals, one ANT signal or FM broadcast simultaneously Twelve SATV signals switched through 13/18V 0/22KHz DiSEqC 1.0/2.0 from satellite receiver Thirteen input signals cascadable and distributed into sixteen subscribers to use simultaneously and no mutual interference Red LED for power, Yellow LED for power link Supports multi-satellite multi-receiver and cascadable usage
中山市偉訊電子科技有限公司以技術(shù)創(chuàng)新為發(fā)展理念,不僅擁有自己的研發(fā)團(tuán)隊(duì),也同國(guó)內(nèi)多家業(yè)內(nèi)企業(yè)保持穩(wěn)固的合作關(guān)系,這使得我們得以敏銳的洞悉衛(wèi)星及有線電視設(shè)備的發(fā)展方向,進(jìn)而推出適應(yīng)市場(chǎng)用戶需求變化的新型產(chǎn)品,滿足國(guó)內(nèi)外更廣泛的需求。我們堅(jiān)信我們能夠在合作中不斷進(jìn)步、共同發(fā)展。 中山市偉訊電子科技有限公司屬中山(珠海)市科學(xué)技術(shù)委員會(huì)認(rèn)定的高新技術(shù)產(chǎn)業(yè)。公司以客戶滿意為目標(biāo),以“高起點(diǎn)、高品質(zhì)、高效率”為經(jīng)營(yíng)理念,致力于推動(dòng)我國(guó)衛(wèi)星及其有線電視產(chǎn)業(yè)的發(fā)展。 中山市偉訊電子科技有限公司是一家專業(yè)衛(wèi)星電視及有線電視接收器材開發(fā)、生產(chǎn)、銷售為一體的高新企業(yè),公司產(chǎn)品均采用國(guó)內(nèi)外先進(jìn)技術(shù)、設(shè)備和儀器生產(chǎn),產(chǎn)品種類豐富多樣,衛(wèi)星設(shè)備主要產(chǎn)品:DiSEqC切換開關(guān)、0/22K切換開關(guān)、多路切換開關(guān)、功分器、衛(wèi)星線放、混頻器、2.4G/5.8G音/視頻無線傳送器;有線電視設(shè)備主要產(chǎn)品:室內(nèi)用戶放大器、干線放大器、用戶盒、室內(nèi)分支分配器、野外分支分配器、集中型和階梯型分支分配器等等。 GSM-5801 Product Name : 5 in 8 Multiswitch Model : GSM-5801 Switching Voltage/Signal : 13/18V、0/22KHz Connectors:“F” type female Product features:
Excellent quality tinplate housing and exquisite plastic case shell attached, making installation convenient Excellent quality component, professional amplification design and low loss An external 20V、700mA DC power offering more stable operation 13/18V、0/22KHz supplied by satellite receiver through coaxial cable to switch corresponding port Capable of connecting four SATV signals, one ANT signal or FM broadcast simultaneously Four SATV signals switched through 13/18V、0/22KHz Distributed into eight subscribers to use simultaneously and no mutual interference Applicable to multi-satellite and multi-receiver usage
Parameter description:
Item Specification
Item Specification Frequency Range ANT 5-860(MHz) Return Loss ANT Input 12(dB) Frequency Range SAT 950-2150 (MHz) Return Loss Outputs 8(dB) Insertion Loss ANT 5(dB) Output Level ANT 85(dBuV) Insertion Loss SAT 3(dB) Output Level SAT 100(dBuV) Isolation In-In SAT 25(dB) Normal Working Voltage 12-20 (V) Isolation In-In SAT/ANT 25(dB) DC Power Consumption 45(mA) Isolation Between Outputs 25(dB) Supply Voltage 20V(±1)700mA Switching Isolation SAT Inputs 28(dB) Temperature Range -20℃-60℃ Return Loss SAT Inputs 10(dB) Impedance(all ports) 75(Ω)
Company profileHome > Company profile Zhongshan Visat Electronics Co., Ltd. Zhongshan Visat Electronics Co., Ltd. is founded in Zhongshan (Zhuhai) and approbated as high-tech industries by Committee of Science and Technology. Visat takes “Customer Satisfaction” as our goal. Visat strive for "Higher starting point, Higher quality, and Higher efficiency", and dedicate to promoting China's satellite and cable television industries. Zhongshan Visat Electronics Co., Ltd. is one of the most professional high-tech enterprises, which specializes in developing, manufacturing and marketing SATV and CATV equipments. Visat adopts advanced technology, equipments and instruments in order to offer high quality products in varied forms. Our main products includes DiSEqC switch, MultiSwitch, 0/22KHz controlled switch, Satellite Splitter, In-Line Amplifier, Satellite Finder, A/V Sender , IR Remote Extender, Indoor Splitter, Indoor Tap, Outdoor Splitter, Outdoor Tap, CATV Amplifier, Modulator, Wall Sockets, Isolator, Attenuator, Filter, Lightning protector, SAT/ANT Diplexer,etc. Zhongshan Visat Electronics Co., Ltd takes “Technical Innovation” as developing concept. Because of Advanced R & D team and good relationship between Visat and Clients all over the world, Visat finds its development direction, and never stops our step to innovate. We continuously promote new model products to fit for the trend of SATV and CATV development, so that we can meet the needs of our customers to support their businesses. We believe that we can make more progress through cooperation and common development. 按照用途分類:波動(dòng)開關(guān),波段開關(guān),錄放開關(guān),電源開關(guān),預(yù)選開關(guān),限位開關(guān),控制開關(guān),轉(zhuǎn)換開關(guān),隔離開關(guān),行程開關(guān),墻壁開關(guān),智能防火開關(guān)等。 按照結(jié)構(gòu)分類:微動(dòng)開關(guān),船型開關(guān),鈕子開關(guān),撥動(dòng)開關(guān),按鈕開關(guān),按鍵開關(guān),還有時(shí)尚潮流的薄膜開關(guān)、點(diǎn)開關(guān)。 按照接觸類型分類:開關(guān)按接觸類型可分為a型觸點(diǎn)、b型觸點(diǎn)和c型觸點(diǎn)三種。接觸類型是指,“操作(按下)開關(guān)后,觸點(diǎn)閉合”這種操作狀況和觸點(diǎn)狀態(tài)的關(guān)系。需要根據(jù)用途選擇合適接觸類型的開關(guān)。 按照開關(guān)數(shù)分類:?jiǎn)慰亻_關(guān)、雙控開關(guān)、多控開關(guān)、調(diào)光開關(guān)、調(diào)速開關(guān)、防濺盒、門鈴開關(guān)、感應(yīng)開關(guān)、觸摸開關(guān)、遙控開關(guān)、智能開關(guān)、插卡取電開關(guān)、浴霸專用開關(guān)。 最簡(jiǎn)單的開關(guān)有二片名叫“觸點(diǎn)”的金屬,二觸點(diǎn)接觸時(shí)使電流形成回路,二觸點(diǎn)不接觸時(shí)電流開路。選用接點(diǎn)金屬時(shí)需考慮其對(duì)抗腐蝕的程度,因?yàn)榇蠖鄶?shù)金屬氧化后會(huì)形成絕緣的氧化物,使接點(diǎn)無法正常工作。