Ngwa Ngwa Ngwakọta 471-481MHz nke Keenlion mepụtara
Nyo ogherena-enye obere bandwidth ugboro 10mhz maka nzacha ziri ezi. Nzacha oghere 471-481MHz na-akwụsị karịa ugboro ole a kapịrị ọnụ. Nzacha oghere 471-481MHz nke Keenlion bụ nkeji na-anaghị arụ ọrụ nke ọma nke e wuru maka agbụ nnyefe UHF dị ọcha. Ejiri ọlaọcha mee ihe n'ụlọ ọrụ mmepụta ihe anyị nke afọ 20, a na-etinye ihe nzacha oghere 471-481MHz ọ bụla n'ime ọlaọcha, a na-ahazi ya ma na-enyocha ya na Keysight PNA-X iji nye Mfu Ntinye ≤1.0 dB ebe ọ na-enye Nzacha ≥40 dB @ 276 MHz na Nzacha ≥40 dB @ 676 MHz—dị oke mkpa maka njikwa nnyonye anya dị n'akụkụ.
Ihe ngosi bụ isi
| Aha Ngwaahịa | |
| Ugboro etiti | 476MHz |
| Otu egwu ngafe |
471-481MHz |
| Bandwit | 10MHz |
| Mfu Ntinye | ≤1.0dB |
| Mfu Nlaghachi | ≥18dB |
| Ọjụjụ | ≥40dB@276MHz
≥40dB@676MHz |
| Njikọ Ọdụ Ụgbọ Mmiri | SMA - Nwanyị |
| Ike | 20W |
| Impedance | 50Ω |
| Nnweta Nha | ±0.5mm |
476MHz
Nhazi Ihe osise
Arụmọrụ eletriki
Ugboro etiti: 476 MHz
Bandwit: 10 MHz
Mfu Ntinye ≤1.0 dB
Njụ ≥40 dB @ 276 MHz & Njụ ≥40 dB @ 676 MHz
Mfu nloghachi ≥18dB site na pasband
Ike:20w
Uru Ụlọ Ọrụ
Ahụmịhe nzacha UHF afọ 20
Ntụgharị CNC n'ime ụlọ - oge ndu ụbọchị 20
Mfu Ntinye ≤1.0 dB & Njụ ≥40 dB ekwere nkwa na nzacha oghere 471-481MHz ọ bụla
Ebutere ihe nlele n'efu n'ime awa 24
Ntinye, njikọ na agba ahaziri ahazi adịghị na MOQ na-enweghị MOQ
Ọnụahịa ụlọ ọrụ mmepụta ihe dị mma yana nkwado teknụzụ ndụ niile
Ngwa
Wụnye nzacha oghere 471-481MHz n'etiti redio na antenna na PMR, LoRa, SCADA na ndị na-emegharị ihe dị mfe. Nnwale ubi na-egosi na ajụ ebe ahụ ka mma site na 45 dB mgbe etinyere nzacha oghere 471-481MHz, na-ewepụ mbelata mmetụta uche site na ọrụ VHF na 700 MHz dị nso.
