Page 510 - index
P. 510
73-ɫɭɪɟɬ
72 ɚ-ɫɭɪɟɬɿɧɞɟ ɤԧɪɫɟɬɿɥɝɟɧ, ɟɤi ɲɟɬɿɧɟ ɬԛɫɤɟɧ ɦɨɦɟɧɬɬɟɪɦɟɧ ɛԝɪɵɥɵɩ
ɬԝɪԑɚɧ ɛɿɥɿɤɬɿ ɚɥɵɩ ԕɚɪɚɫɬɵɪɚɣɵԕ. Ԕɢɦɚɥɚɪ ɬԥɫɿɥɿ ɛɨɣɵɧɲɚ, Ⱥ ԕɢɦɚɫɵ
ɚɪԕɵɥɵ ɛɿɥɿɤɬɿ ɟɤɿɝɟ ɛԧɥɿɩ, ɨԙ ɠɚԕɬɚԑɵ ɛԧɥɿɤɬɿ ɚɥɵɩ ɬɚɫɬɚɣɵԕ. ɋɨɞɚɧ ɤɟɣɿɧ,
ɚɥɵɧɵɩ ɬɚɫɬɚɥԑɚɧ ɛԧɥɿɤ ɠɚԕɬɚԑɵ Ʉ ɧԛɤɬɟɫɿɧɟɧ Ⱥ ԕɢɦɚɫɵɧɚ ԕɚɪɚɫɚԕ,
ԕɢɦɚɞɚԑɵ ɦɨɦɟɧɬ - Ɇɛ ɫɚԑɚɬ ɬɿɥɿɧɿԙ ɚɣɧɚɥɵɦɵɦɟɧ ɛԝɪɚɩ ɬԝɪԑɚɧɵɧ ɤԧɪɟɦɿɡ
(72 Ω-ɫɭɪɟɬ). ɋɨɧɞɵԕɬɚɧ ɛԝɥ ɦɨɦɟɧɬɬɿԙ ɬɚԙɛɚɫɵ ɦɢɧɭɫ ɛɨɥɚɞɵ. Ɉɫɵ
ɟɪɟɠɟɦɟɧ ɬԝɪԑɵɡɵɥԑɚɧ ɛɿɪɧɟɲɟ ɷɩɸɪɚɥɚɪ 73-ɫɭɪɟɬɬɟ ɤԧɪɫɟɬɿɥɝɟɧ.
§4. Ԕɢɦɚɫɵ ɞԧԙɝɟɥɟɤ ɛɿɥɿɤɬɿԙ ɛԝɪɚɥɭɵɧɞɚԑɵ ɤɟɪɧɟɭ
Ԕɢɦɚɫɵ ɞԧԙɝɟɥɟɤ ɬɟɤɬɟɫ ɛɨɥɵɩ ɤɟɥɟɬɿɧ ɛɿɥɿɤɬɟɪɞɟɝɿ ɤɟɪɧɟɭɥɟɪɞɿ ɡɟɪɬɬɟɝɟɧ
ɤɟɡɞɟ, ɠɚɡɵԕ ԕɢɦɚɥɚɪ ɝɢɩɨɬɟɡɚɫɵɧ (Ȼɟɪɧɭɥɥɢ ɝɢɩɨɬɟɡɚɫɵ) ԕɨɥɞɚɧɚɦɵɡ. Ȼԝɥ
ɝɢɩɨɬɟɡɚɧɵ ԕɨɥɞɚɧɭԑɚ ɛɨɥɚɬɵɧɵɧ ɫɟɪɩɿɦɞiɥɿɤ ɬɟɨɪɢɹɫɵɧɵԙ ɬԥɫɿɥɞɟɪɿɦɟɧ
ɲɵԑɚɪɵɥԑɚɧ ɟɫɟɩɬɟɪ ɤԧɪɫɟɬɟɞɿ. ɋɨɧɵɦɟɧ ԕɚɬɚɪ, ɛɿɥɿɤɬɿԙ ԕɢɦɚɫɵɧɞɚ ɬɟɤ
ɠɚɧɚɦɚ ɤɟɪɧɟɭɥɟɪ ɩɚɣɞɚ ɛɨɥɚɬɵɧɵɧ, ɨɥɚɪ ԕɢɦɚɞɚԑɵ ɠɚɥԑɵɡ ɿɲɤɿ ɤԛɲ –
ɛԝɪɚɥɭ ɦɨɦɟɧɬɿɧɟ ɬԥɭɟɥɞɿ ɟɤɟɧɿɧ ɞɟ ɞԥɥɟɥɞɟɩ ɛɟɪɟɞɿ.
Ԕɢɦɚɫɵ ɞԧԙɝɟɥɟɤ ɛɿɥɿɤ, ɨɧɵԙ ɟɤɿ ɲɟɬɤɿ ԕɢɦɚɥɚɪɵ ɚɪԕɵɥɵ ԥɪɟɤɟɬ ɟɬɿɩ
ɬԝɪԑɚɧ ɦɨɦɟɧɬɬɟɪɦɟɧ ɛԝɪɚɥɵɩ ɬԝɪ ɞɟɣɿɤ (74 ɚ-ɫɭɪɟɬ). Ɉɫɵ ɛɿɥɿɤɬɟɧ,
ԝɡɵɧɞɵԑɵ dz-ɤɟ ɬɟԙ ɷɥɟɦɟɧɬ ɛԧɥɿɩ ɚɥɵɩ, ɨɞɚɧ ɟɤɿ ɰɢɥɢɧɞɪɥɿɤ ɛɟɬɬɟɪɞɿԙ
ɤԧɦɟɝɿɦɟɧ ɷɥɟɦɟɧɬɚɪ ɫɚԕɢɧɚ ԕɢɵɩ ɚɥɚɣɵԕ (74 Ω-ɫɭɪɟɬ). ȱɲɤɿ ɲɟԙɛɟɪɞɿԙ
ɪɚɞɢɭɫɵ – ȡ, ɫɵɪɬԕɵ ɲɟԙɛɟɪɞɿԙ ɪɚɞɢɭɫɵ – ȡ+dȡ ɛɨɥɫɵɧ. Ⱦɟɮɨɪɦɚɰɢɹ
ɤɟɡɿɧɞɟ, ɫɚԕɢɧɚɧɵԙ ɫɨɥ ɠɚԕ ɛɟɬɿ ɨԙ ɠɚԑɵɧɚ ԕɚɪɚԑɚɧɞɚ dij ɛԝɪɵɲɵɧɚ
ɛԝɪɵɥɞɵ ɞɟɣɿɤ.
74-ɫɭɪɟɬ
Ȼԝɥ ɤɟɡɞɟ Ⱥȼ ɤɟɫɿɧɞɿɫɿɧɿԙ Ⱥ ɧԛɤɬɟɫɿ Ⱥ1 ɧԛɤɬɟɫɿɧɟ ɠɵɥɠɢɞɵ ɞɚ, ɛԝɥ ɫɵɡɵԕ
Ȗ ɛԝɪɵɲɵɧɚ ɛԝɪɵɥɚɞɵ (74 Ω-ɫɭɪɟɬ). Ɉɫɵ ɫɭɪɟɬɬɟɧ ȺȺ1 ɞɨԑɚɫɵɧɵԙ
ԝɡɵɧɞɵԑɵɧ ɬɚɛɚɣɵԕ.
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