Zvimiro:
- VSWR yakaderera
- PIM yakaderera
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Zvishandiso zvePIM zvakaderera zvinodzivirira masaini eRF uye microwave zvakagadzirirwa kuderedza mhedzisiro yePIM (passive intermodulation). Mhedzisiro yePIM inoreva zvikamu zvekuwedzera zvinogadzirwa nekuda kwemhedzisiro isiri yemutsara muzvikamu zvisingashande. Izvi zvikamu zvinokanganisa signal yekutanga uye zvinoderedza mashandiro esystem.
1. Kuderedza Zviratidzo: Zvidziviriro zvePIM zvakaderera zvinoshandiswa kuderedza simba reRF nemasaini e microwave kudzivirira michina inogamuchira zviri nyore uye mazinga echiratidzo chekudzora.
2. Kuderedza Kushanda Kwepakati Pakati Pezvinhu (PIM): Zvidziviriro zvePIM zvishoma zvinoderedza kushanda kwePIM nekushandisa zvinhu zvemhando yepamusoro uye maitiro chaiwo ekugadzira kuderedza kushanda kusiri kwemutsara muzvikamu zvisingashande.
3. Kufananidza Impedance: Chidziviriro chePIM RF chakaderera chinogona kushandiswa kufananidza impedance yesystem, nokudaro zvichideredza kuratidzwa kwemafungu uye mafungu akamira uye kuvandudza mashandiro esystem.
1. Nzvimbo Yekukurukurirana Nemafoni: Munzvimbo dzekutaurirana nemafoni, ma "attenuator" e "PIM" mashoma anoshandiswa kuderedza PIM effect, nokudaro zvichivandudza kujeka kwemasaini uye kuvimbika kwezvinobatanidza zvekutaurirana. Izvi zvakakosha zvikuru kune network dze4G ne5G.
2. Sisitimu yeAntenna: Musisitimu yeantenna, attenuator yePIM millimeter wave yakaderera inoshandiswa kuderedza PIM effect uye kuvandudza mashandiro uye kunaka kwechiratidzo cheantenna. Izvi zvinobatsira kuvandudza huwandu hwekufukidza uye huwandu hwekutumira data mumasisitimu ekutaurirana.
3. Sisitimu yeAntenna Yakaparadzirwa (DAS): Mumasisitimu eantenna akaparadzirwa, ma "low PIM mm wave attenuators" anoshandiswa kuderedza mhedzisiro yePIM, nokudaro zvichivandudza mashandiro esisitimu uye kuvimbika kwayo. Izvi zvakakosha zvikuru kune mhinduro dzekuvhara waya mukati nekunze.
4. Kuedzwa kweMicrowave neRF: Muma microwave neRF test systems, ma PIM RF attenuators akaderera anoshandiswa kudzora simba remasaini nemazvo uye kuderedza mhedzisiro yePIM pakuedza nekuyera kwakanyatsojeka.
5. Redhiyo neTV: Mumasystem eredhiyo neTV, ma attenuator ePIM akaderera anoshandiswa kuderedza mhedzisiro yePIM uye kuvandudza kunaka kwemasaini uye kufukidzwa kwawo. Izvi zvinobatsira kupa masaini eaudio nemavhidhiyo akajeka.
6. Kutaurirana neSatellite: Mumasystem ekutaurirana nesatellite, ma attenuator ePIM akaderera anoshandiswa kuderedza mhedzisiro yePIM uye kuvandudza kuvimbika uye kunaka kwemasaini ekutaurirana. Izvi zvakakosha zvakanyanya kune kutaurirana nesatellite ine frequency yakakwira.
Muchidimbu, ma "low passive intermodulation attenuators" (Low PIM Attenuators) anoshandiswa zvakanyanya mumabasa akawanda akadai sekutaurirana kwemafoni, ma "antenna systems", ma "distributed antenna systems", microwave neRF testing, redhiyo neterevhizheni, uye satellite communications. Anovandudza mashandiro esystem nekuvimbika kwayo nekuderedza PIM effects uye kudzora simba resignal nemazvo.
Qualwaveinopa maAttenuator akasiyana-siyana akanyatsogadzirwa uye ane simba guru. MaAttenuator ePIM Akaderera anofukidza huwandu hwemafrequency DC~11GHz. Avhareji yekubata simba inosvika mawatts mazana matatu. MaAttenuator anoshandiswa munzvimbo dzakawanda uko kunodiwa kuderedza simba.

Nhamba yeChikamu | Kakawanda(GHz, miniti.) | Kakawanda(GHz, yakakwira.) | Simba(W) | IM3(dBc, yakakwira.) | Kuderedza kusimba(dB) | Kururama(±dB) | VSWR(zvakanyanya) | Zvinobatanidza | Nguva Yekutungamira(mavhiki) |
|---|---|---|---|---|---|---|---|---|---|
| QLPA1102 | DC | 11 | 2 | -100 | 1~30 | 1 | 1.25 | SMA&N | 2~4 |
| QLPA1110 | DC | 11 | 10 | -100 | 1~30 | 1 | 1.25 | SMA&N | 2~4 |
| QLPA0850 | DC | 8 | 50 | -100 | 30 | 1.2 | 1.3 | N | 2~4 |
| QLPA06K1 | 0.6 | 6 | 100 | -160 | 3, 6, 10, 15, 20, 30 | 1.8 | 1.4 | 4.3-10 | 2~4 |
| QLPA06K2 | 0.4 | 6 | 200 | -160 | 6, 10, 20, 40 | - | 1.3 | 7/16 DIN (L29)&N | 2~4 |
| QLPA0620 | DC | 6 | 20 | -90 | 1~60 | 1.2 | 1.3 | Nhamba 4.3-10 | 2~4 |
| QLPA0550 | DC | 5 | 50 | -100 | 30 | 1 | 1.25 | N | 2~4 |
| QLPA04K2 | 0.45 | 4 | 200 | -150 | 30, 40 | - | 1.3 | 7/16 DIN (L29)&N | 2~4 |
| QLPA03K3 | 0.8 | 3 | 300 | -150 | 10, 20, 30, 40 | - | 1.3 | N | 2~4 |
| QLPA0330 | 0.6 | 3 | 30 | -150, -160 | 5, 10, 15, 20, 25, 30 | - | 1.25 | N,7/16 DIN (L29),4.3-10 | 2~4 |
| QLPA0350-1 | 0.6 | 3 | 50 | -150, -160 | 5, 10, 15, 20, 25, 30 | - | 1.25 | N,7/16 DIN (L29),4.3-10 | 2~4 |
| QLPA03K1-1 | 0.6 | 3 | 100 | -150, -160 | 5, 10, 15, 20, 25, 30 | - | 1.25 | N,7/16 DIN (L29),4.3-10 | 2~4 |
| QLPA0302 | DC | 3 | 2 | -120 | 3, 6, 10, 20, 30 | 0.6 | 1.2 | N | 2~4 |
| QLPA0305 | DC | 3 | 5 | -120 | 3, 6, 10, 20, 30 | 0.6 | 1.2 | N | 2~4 |
| QLPA0310 | DC | 3 | 10 | -120 | 3, 6, 10, 20, 30 | 0.6 | 1.2 | N | 2~4 |
| QLPA0325 | DC | 3 | 25 | -120 | 3, 6, 10, 20, 30 | 0.6 | 1.2 | N | 2~4 |
| QLPA0350 | DC | 3 | 50 | -120 | 10, 20, 30, 40 | 0.6 | 1.3 | N | 2~4 |
| QLPA03K1 | DC | 3 | 100 | -120 | 20, 30, 40 | 0.6 | 1.3 | N | 2~4 |
| QLPA01K15 | DC | 1 | 150 | -110 | 10 | 0.8 | 1.2 | N | 2~4 |