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Ko te Attenuator he wāhanga whakahaere ko tana mahi matua he whakaiti i te kaha o te tohu e haere ana i roto i te attenuator. I roto i ngā mahi whaihua, ka taea e ngā attenuator RF te mahi i roto i ngā taiao pāmahana rerekē, ka puta ake he attenuator pumau lcryogenic. Kua hangaia e mātou he attenuator mō ngā taiao pāmahana iti (-269~+125 nekehanga Celsius) mā te whiriwhiri i ngā rauemi mata e tika ana me te whakapai ake i te taumata hangarau.
He pai te kawe wera o ngā whakangāwari pumau cryogenic, ā, he tino pumau i ngā pāmahana tino iti. I tētahi taha, ka taea te whakamahi i te whakangāwari ngaru iti hei whakangāwari i te kaha tohu, ā, i tētahi atu taha, ka taea te whakamahi i te whakangāwari ngaru mirimita hei totohu wera mō te whakawhiti makariri. Ka taea te whakamahi i te whakangāwari ngaru Mm i roto i ngā mara pēnei i te tūhuratanga ātea hōhonu, te whetūrangi reo irirangi, te rorohiko irahiko, me te whakawhitiwhiti ahokore, inā koa i roto i ngā whakamātautau ahupūngao pāmahana-iti me te rangahau superconductor.
1. Te Whakaiti Tohu: Ka whakamahia ngā whakaiti pumau cryogenic hei whakaiti tika i te kaha o ngā tohu RF me ngā tohu ngaruiti i ngā taiao pāmahana tino iti. He mea nui tēnei mō te tiaki i ngā taputapu whiwhi tairongo me te whakahaere i ngā taumata tohu.
2. Whakahaere Haruru: Mā te whakaiti i te tohu, ka taea te whakaiti i te haruru me te pokanoa i roto i te pūnaha, ā, ka whakapai ake i te ōwehenga tohu-ki-haruru (SNR) o te tohu.
3. Te Āraitanga Taurite: Ka taea te whakamahi i ngā whakaitiiti pumau cryogenic hei taurite i te āraitanga o te pūnaha, mā te whakaiti i ngā whakaata me ngā ngaru tū, me te whakapai ake i te mahi a te pūnaha.
1. Whakamātautau ahupūngao cryogenic: I roto i ngā whakamātautau ahupūngao pāmahana-iti, ka whakamahia ngā whakangāwari pumau cryogenic hei whakahaere me te whakarerekē i te kaha o te tohu. He maha ngā wā ka uru atu ki ēnei whakamātautau te ako i ngā superconductors, te rorohiko irahiko me ētahi atu āhuatanga pāmahana-iti.
2. Rangahau mō ngā Kaiārahi Nui: I roto i te rangahau mō ngā kaiārahi nui, ka whakamahia ngā whakaahuru pūmau cryogenic hei whakarite me te whakahaere i ngā tohu auau reo irirangi me ngā tohu ngaruiti hei ako i ngā āhuatanga me ngā whanonga o ngā kaiārahi nui.
3. Rorohiko Irahiko: I roto i ngā pūnaha rorohiko irahiko, ka whakamahia te attenuator pumau cryogenic hei whakahaere i te kaha o te tohu me ngā taunekeneke i waenga i ngā moka irahiko (qubits). He mea nui tēnei mō te whakatutuki i ngā mahi rorohiko irahiko tino tika.
4. Te Tātaritanga whetū me ngā karu tiro reo irirangi: I roto i ngā pūnaha tātaritanga whetū me ngā karu tiro reo irirangi, ka whakamahia ngā whakangāwari RF hei whakatika i te kaha o ngā tohu rangi e whiwhihia ana. Ka āwhina tēnei ki te whakapai ake i te kounga me te tika o ngā raraunga tirotiro.
5. Taputapu Hiko Cryogenic: I roto i ngā taputapu hiko pāmahana-iti, ka whakamahia te attenuator ngaruiti hei whakahaere me te whakarerekē i te kaha o te tohu kia pai ai te mahi a te taputapu.
I roto i ngā kupu poto, he whānuitia te whakamahinga o ngā whakangāwari pumau cryogenic i roto i ngā mara maha pērā i ngā whakamātautau ahupūngao cryogenic, te rangahau superconductor, te rorohiko irahiko, te whetū, me ngā taputapu hiko cryogenic. Ka whakapai ake i te mahi me te pono o te pūnaha mā te whakahaere tika i te kaha o te tohu me te whakaiti i te haruru.
QualwaveE whakarato ana i ngā momo attenuators cryogenic fixed tino tika e kapi ana i te awhe auau DC~40GHz. Ko te mana toharite he 2 watts. E whakamahia ana ngā attenuators i roto i ngā tono maha e hiahiatia ana te whakaiti i te mana.

Tau Wāhanga | Auautanga(GHz, min.) | Auautanga(GHz, mōrahi) | Mana(W) | Whakaiti(dB) | Te tika(dB) | VSWR(mōrahi) | Ngā Hononga | Wā Arataki(wiki) |
|---|---|---|---|---|---|---|---|---|
| QCFA4002 | DC | 40 | 2 | 1~10, 20, 30 | -1.0/+1.0 | 1.25 | 2.92mm | 2~4 |
| QCFA2702 | DC | 27 | 2 | 1~10, 20, 30 | -0.6/+0.8 | 1.25 | SMA | 2~4 |
| QCFA1802 | DC | 18 | 2 | 1~10, 20, 30 | -1.0/+1.0 | 1.4 | SMP | 2~4 |