Takaitaccen iya farka don 1/2 da 7/8 feeders

A matsayin kabil ɗin da a yayyauke amfani da shi a tsagar gaba, farka kan 1/2 feeder da 7/8 feeder yana da uku babban naha:

1. Takaitaccen aikace-aikacen koro

1/2 feeder (gaba daya 1.27cm) yana da jere mai girma kuma yana da loss din layi mai girma, amma yana daidaita don layi na gaban gida, kuma yana daidaita don haɗin alamar da ke cikin gida mai son layi mai girma.

Jiji na 7/8 (girma mai tsawon 2.22sm) ita ce ta yawa da karkashi da kawar da line loss, an yi amfani da ita a cikin sadarwar gaban komin antena zuwa jiji na feeder, ta da girman ƙarshen ≥21sm.

2. Yanayin aikace-aikacen da ke kusurwa

-1/2 jiji: Yanayin sassowar kusurwa kamar yadda ke cikin amfani da 7/8 jiji na canzawa, jumpers na machine room, shi da kada ke amfani da shi a sadarwar gaban.

-7/8 jiji: A cikin yanayin gabasoshin kamar yadda ke cikin base station na tufani, an samar da amfani da clamps na metal don tacewa da kuma bar din gaban gaban don tacewa. Ana amfani da PVC na tsangarwa don dawar girma, kuma an buƙatar yi amfani da uku na tacewar ruwa a cikin abubuwan da ke cikin jama'a.

3. Points masu muhimmi na specification din tacewa

Iyalin girma:

1/2 jiji ≥12sm, 7/8 jiji ≥21sm

Standard din tacewa:

1/2 Tacewar gaban cikin gida ta horizontal 1-1.5m, vertical 0.5-1m

7/8 Tacewar gaban gabas ta hanyar bracket ya kamata ta taka leda daga abin da ke ƙwayoyi da abin da ke maitaƙiƙen shidda

Tsarin aikawa:

ana buƙatar ƙwayoyin 1/2 don ƙarƙashin maita don rigya da sauki, kuma an samuwar karamin an ƙarƙashin su a cikin ƙarfe zuwa 3.5N.m

Yawan tsakanin ƙwayoyin 7/8 zai kasance ≤1mm, da tsangayar na'ura <1.1. Ana buƙatar maita uku: ƙarfe mai ƙarƙashin ruwa, ƙwayar maita, da tape mai ƙarƙashin guduru

4. Alamar na uji

Na'urar tsangaya: 2.4GHz ≤1.2, 3.5GHz ≤1.15, canzawa <0.05

Canzawa na ƙawayya: kusurwa na ƙasa ta hause ≤0.3dB, canzawa na darajar <5%

Uji na farashin halin: ƙwayar 7/8 zai zama da uji na 48 sa'a a tushen 55℃, zai taimaka zuwa kafa ta 12, kuma zai samar da canzawa ta ƙasa <1cm

Manyan zaɓin:

Saboda madaukakin budjet/ƙwayar juzi, zaɓi ƙwayar 1/2

Zaɓi ƙwayoyin 7/8 don ƙwayar waje/ma'ajin tsagayar

Za a iya duba ɗan tsuntsaye kuma tacewa kan hanyar tacewa don gudanar da shigo na sigin na kuskurewa.