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ʻO nā mea hoʻēmi uila i kāohi ʻia he mau mea hana kaapuni i hoʻohui ʻia e hiki ke hoʻomalu i ke kiʻekiʻe o ka hoʻēmi ʻana o kā lākou mau hōʻailona puka ma o nā hōʻailona uila hoʻokomo waho. ʻO kāna mau ʻano nui a me nā noi penei:
1. Hoʻoponopono: Hoʻoponopono nā mea hoʻēmi mana uila i ke kekelē attenuation o kāna hōʻailona hoʻopuka ma o nā hōʻailona uila hoʻokomo waho, e hiki ai ke hoʻoponopono pololei a me ka kaohi.
2. Linearity kiʻekiʻe: Aia kahi pilina linear kiʻekiʻe ma waena o ka voltage input a me ka attenuation output, e hana ana i nā attenuators variable voltage pololei loa a paʻa hoʻi i nā noi hana.
3. Ka bandwidth ākea: Loaʻa i nā attenuators i kāohi ʻia e ka analog ka pane linear maikaʻi i ka laulā alapine (frequency), no laila hiki ke hoʻopili ʻia i kahi ākea o nā hōʻailona alapine (frequency).
4. Haʻahaʻa ka walaʻau: Ma muli o ka hoʻohana ʻana i nā ʻāpana walaʻau haʻahaʻa i ka hoʻolālā kaapuni kūloko o nā attenuators mana analog, hōʻike nā attenuators i kāohi ʻia e ka voltage i nā hōʻailona walaʻau haʻahaʻa loa i ka wā o ka hana.
5. Hoʻohui ʻia: Hiki ke hoʻohui ʻia nā attenuators i kāohi ʻia e ka voltage i nā kaapuni ʻē aʻe, e hopena ana i ka nui liʻiliʻi a me ka hoʻohui ʻana o ka ʻōnaehana holoʻokoʻa.
1. ʻŌnaehana kamaʻilio: Hiki ke hoʻohana ʻia nā attenuators i kāohi ʻia e ka voltage e hoʻoponopono i ka ikaika hōʻailona ma ka ʻōnaehana kamaʻilio, e hoʻokō ana i ka hoʻoponopono hōʻailona a me ka kaohi i ka wā o ka hoʻouna ʻana a me ka loaʻa ʻana o ka ʻikepili.
2. Ka mana leo: Hiki i nā mea hoʻēmi i kāohi ʻia e ke ana uila ke lawelawe ma ke ʻano he ʻāpana kaohi leo i loko o ka ʻōnaehana leo e kaohi i ka hoʻēmi ʻia ʻana o nā hōʻailona leo.
3. Ana o ka mea hana: Hiki ke hoʻohana ʻia nā attenuators i kāohi ʻia e ke ana uila ma ke ʻano he ʻāpana kaohi i ke ana ʻana o ka mea hana e kaohi pololei a hoʻoponopono i nā hōʻailona, e hoʻokō ana i ka pololei a me ke kūpaʻa o ka mea hana.
4. Ka hana ʻana i ke kani: Hiki ke hoʻopili ʻia nā mea hoʻēmi i kāohi ʻia e ke uila i ka hana ʻana i ke kani, e like me nā synthesizers, distortors, compressors, etc.
Qualwavehoʻolako i nā attenuators i kāohi ʻia e ka leo uila ākea a me ke kiʻekiʻe o ka dynamic range ma nā alapine (frequencies) a hiki i ka 90GHz. Hoʻohana nui ʻia kā mākou mau attenuators i kāohi ʻia e ka leo uila ma nā wahi he nui.

Helu ʻĀpana | Alapine (frequency)(GHz, Min.) | Alapine (frequency)(GHz, Max.) | Pae Hoʻemi(dB) | Poho Hoʻokomo(dB, Max.) | VSWR | Palahalaha(dB, Max.) | Uila uila(V) | Ka manawa o waena o ka hoʻomaka a i ka wā pau(Nā pule) |
|---|---|---|---|---|---|---|---|---|
| QVA-0-8000-30-S | 0 | 8 | 0~30 | 2(ʻano maʻamau) | 2.0 | ±3 (ʻano maʻamau) | 5 | 3~6 |
| QVA-50-6000-30-S | 0.05 | 6 | 0~30 | 4(ʻano maʻamau) | 1.8 (ʻano maʻamau) | ±2.5 (ʻano maʻamau) | 5 | 3~6 |
| QVA-500-1000-64-S | 0.5 | 1 | 0~64 | 1.5 | 2.0 | ±2.5 | 0~+10 | 3~6 |
| QVA-500-18000-20-S | 0.5 | 18 | 0~20 | 3 | 2.2 | ±1.5 | 0~5 | 3~6 |
| QVA-1000-2000-64-S | 1 | 2 | 0~64 | 1.3 | 1.5 | ±2 | 0~+10 | 3~6 |
| QVA-2000-4000-64-S | 2 | 4 | 0~64 | 1.5 | 1.5 | ±2 | 0~+10 | 3~6 |
| QVA-4000-8000-60-S | 4 | 8 | 60 (min.) | 1.5 | 1.6 | - | 0~15 | 3~6 |
| QVA-4000-8000-64-S | 4 | 8 | 0~64 | 2 | 1.8 | ±2 | 0~+10 | 3~6 |
| QVA-5000-30000-33-K | 5 | 30 | 0~33 | 2.5 | 2.0 | - | -5~0 | 3~6 |
| QVA-8000-12000-64-S | 8 | 12 | 0~64 | 2.5 | 1.8 | ±2 | 0~+10 | 3~6 |
| QVA-12000-18000-64-S | 12 | 18 | 0~64 | 3 | 2.0 | ±2.5 | 0~+10 | 3~6 |
| QVA-18000-40000-30-K | 18 | 40 | 0~30 | 6 | 2.5 | ±1.5 | 0~+10 | 3~6 |
| QVA-50000-75000-27 | 50 | 75 | 27 (ʻano maʻamau) | 3 (ʻano maʻamau) | 1.8 | - | -1~0 | 3~6 |
| QVA-50000-75000-45 | 50 | 75 | 45 (ʻano maʻamau) | 3.5 (ʻano maʻamau) | 1.5 | - | 0~+5 | 3~6 |
| QVA-50000-75000-50 | 50 | 75 | 50 (ʻano maʻamau) | 4.5 (ʻano maʻamau) | 1.8 | - | -1~0 | 3~6 |
| QVA-60000-90000-27 | 60 | 90 | 27 (ʻano maʻamau) | 3 (ʻano maʻamau) | 1.5 | - | -5~0 | 3~6 |