Ngwakọta ngwakọ 3dB

Ngwakọ ngwakọ 3dB bụ ngwaọrụ na-agafe agafe nke na-ekewa mgbaama ntinye n'ime akara njupụta abụọ hà nhata nwere ọdịiche nke 90°. Ka ọ dị ugbu a, enwere 800-2500MHz wide-band 3dB ngwakọ njikọ, yana 3dB Hybrid couplers nke a na-eji jikọta akara nke otu ugboro. Njirimara: Jikọta GSM, DCS, DTV, WLAN, WCDMA, na CDMA2000. CDMA800 na akara ndị ọzọ n'ime otu ọwa ma ọ bụ karịa ma na-enye ha nri n'ime usoro nkesa; 3dB Hybrid Coupler na otu ugboro ugboro na multi-frequency jikọtara ọwa na obere ntinye ntinye, obere mgbanwe n'ime-band, na ebili mmiri guzoro obere, oke dịpụrụ adịpụ; nnukwu ike ike; ntụkwasị obi dị elu (mgbochi-vibration, mgbochi-ujo), oke okpomọkụ na-eguzogide, 3dB Hybrid Coupler corrosion resistance, na waterproof.

Okwu mmeghe nke ngwakọ 3dB: A na-akpọkwa ngwakọ 3dB ngwakọ otu ugboro, 3dB ngwakọ Coupler ọ nwere ike ịga n'ihu na-egosipụta ike nnyefe n'otu akụkụ nke eriri nnyefe, 3dB Hybrid Coupler ma nwee ike kewaa akara ntinye n'ime nha abụọ nhata. Oge 90° Mgbama ama adịghị mma. A na-eji ya eme ihe maka njikọta ọtụtụ mgbaama iji melite ogo ojiji nke nrịbama mmepụta. A na-eji ya eme ihe n'ọtụtụ ebe na usoro mkpuchi ime ụlọ maka nchikota nke akara ọdụ ọdụ. Ọ nwere mmetụta dị mma na ebe a.

Eji akwa akwa 3dB: Mfu ntinye nke akwa 3dB bụ 3.2, nkewa dị iche iche bụkwa 25, na ebili mmiri na-eguzo bụ nkezi. Ma e nwere ọdụ ụgbọ mmiri abụọ na-emepụta ihe, dịka ọmụmaatụ, 3dB Hybrid Coupler abụọ ntinye 30 mmepụta bụ abụọ 27. Ọdụ ụgbọ mmiri mmepụta nke akwa mmiri 3dB nwekwara ike ịtọ ya n'ụzọ akaghị aka, ntinye abụọ na otu mmepụta, otu ntinye na mmepụta abụọ, 3dB Hybrid Coupler abụọ. ntinye na mmepụta abụọ ga-ekwe omume n'ezie, a na-ejikọta otu ọdụ ụgbọ mmiri dị nnọọ ibu ibu na ike zuru ezu. Ọ bụrụ na ejikọtaghị ibu ahụ, a ga-ewepụ ngwakọ 3dB ngwakọ na ụlọ ọrụ mmepụta ihe, nke na-enweghị mmetụta dịka ibu ọzọ. Agbanyeghị, mgbe oke ebili mmiri guzoro dị elu, enwere ike ijikọ ngwakọ ngwakọ 3dB naanị 3dB. Na mgbakwunye, a ga-atụlekwa ike iguzogide ngwaọrụ ahụ.
Dị ka emeputa nkeRF pasive components, anyị nwere ike n'ichepụta ike nkewa, couplers, na mixers dị ka gị ngwọta, otú olileanya na anyị nwere ike na-akwado gị oge ọ bụla.