Tātari Poka 471-481MHz Whakaritea mō te Ngaruiti nā Keenlion
Tātari PokaKa tukuna he whānui auau whaiti 10mhz mō te tātari tika. Ka tapahia te Tātari Ana 471-481MHz ki runga ake i tētahi auau. Ko te Tātari Ana 471-481MHz a Keenlion he waeine kore mahi kua hangaia kia tika, i hangaia mō ngā mekameka tuku-whiwhi UHF ma. I hangaia i roto i tā mātou wheketere 20-tau, ko ia Tātari Ana 471-481MHz he hiriwa-whakakikoruatia, he ā-ringa te whakatikatika, ā, he manatokohia i runga i te Keysight PNA-X hei tuku i te Ngaronga Whakauru ≤1.0 dB me te whakarato i te Whakakorenga ≥40 dB @ 276 MHz me te Whakakorenga ≥40 dB @ 676 MHz—he mea nui mō te whakahaere pokanoa roopu-tata.
Ngā Tohu Matua
| Ingoa Hua | |
| Auautanga Pokapū | 476MHz |
| Rōpū Pāhi |
471-481MHz |
| Whānuitanga o te arai | 10MHz |
| Ngaronga Whakaurunga | ≤1.0dB |
| Ngaronga Whakahoki | ≥18dB |
| Te whakakorenga | ≥40dB@276MHz
≥40dB@676MHz |
| Hononga Tauranga | SMA -Wahine |
| Mana | 20W |
| Āraitanga | 50Ω |
| Manawanui Ahu | ±0.5mm |
476MHz
Te Tuhi Whakatakotoranga
Mahi Hiko
Auautanga pokapū: 476 MHz
Whānuitanga: 10 MHz
Ngaronga Whakaurunga ≤1.0 dB
Whakakorenga ≥40 dB @ 276 MHz me te Whakakorenga ≥40 dB @ 676 MHz
Ngaronga Whakahoki ≥18dB mā te passband
Mana: 20w
Ngā Painga o te Wheketere
20 tau te wheako tātari UHF
Te hurihanga CNC i roto i te whare—te wā arahi 20-rā
Ngaronga Whakaurunga ≤1.0 dB me te Whakakorenga ≥40 dB kua whakamanahia i runga i ia Tātari Poka 471-481MHz
Ka tukuna ngā tauira kore utu i roto i ngā haora 24
Kei te wātea te whakapuru ritenga, ngā hononga me te peita, kāore he MOQ
He utu wheketere whakataetae me te tautoko hangarau mo te wa katoa
Ngā tono
Tāutahia te Tātari Poka 471-481MHz i waenganui i te reo irirangi me te pūihi i roto i te PMR, LoRa, SCADA me ngā pūorooro mama. E whakaatu ana ngā whakamātautau parae kua pai ake te whakakorenga o te pae tahi mā te 45 dB i muri i te whakaurunga o te Tātari Poka 471-481MHz, ka whakakorea te kore aro mai i ngā ratonga VHF me te 700 MHz tata.
