Āhuatanga:1. PP kirihou ki te hau pōkai ki te kia whakarewa.2. Te kaha kaha, momo awhiowhio ka taea te kati.3. Uara inductance te whakarite.4. Hanganga pakari.5. Awhe auau: 30MHz ~ 200MHZ.6. Te pāmahana whakarea: 150 ~ 100ppm/