Otu esi ahuta ihu onyonyo onyonyo

prehistory

Igwe televiizị izizi nke emepụtara gosipụtara onyonyo site na iji cathode ray tube (CRT) ma ọ bụ tube ihe osise. Teknụzụ ahụ ezughi oke, mana n'oge emepụtara oke igwe a na 1934, ọ bụ mgbanwe. Ezughị oke nke teknụzụ bụ ụkpụrụ nke kinescope. Igwe ọkụ cathode ray butere ọtụtụ elektrọniks nke dakwasịrị ihuenyo na agba ekpe.

 

 

Ọ bụ ihe nwute, akụkụ nke elektrọniks ahụ gafere site na enyo ahụ wee ruo onye na-ekiri ya, a na-akpọ ihe omume a "radieshon". N'ihi ụzarị ọkụ na nsonaazụ ya na ahụ mmadụ, enwere mgbochi na anya ị nwere ike ilele TV, yana mgbochi maka oge enwere ike, n'enweghị nsogbu, ịnụ ụtọ ihe nkiri TV kachasị amasị gị. Adịghị nchebe, a na-ahụta anya nke 4-5 m na ihuenyo TV, nyere obere dagonals nke televishọn CRT, o siri ike ịkpọ ụdị TV ikiri dị mma.

Oge a

Ọtụtụ oge agafeela kemgbe mgbanwe nke televisions CRT na teknụzụ ọgbara ọhụrụ Plasma, LCD (kristal mmiri), Ikanam (Ighazi ọkụ ọkụ LED) abanyela n’ọgbọ. Ewepu TVs plasma, nke, dị ka CRT TVs, nwere oke radieshon, LCD na LED TVs enweghị radieshon dị otú ahụ, n'ihi na ha na-arụ ọrụ na ụkpụrụ dị iche iche nke ihe osise.

 

 

Kama ikuku nke cathode ray nke elektrọnikọn, televishọn kristal nwere mmiri na-arụ ọrụ site na iji ebili mmiri nke na-agafe matriks RGB nke ihuenyo ahụ. Ọnụnọ nke radieshon radieshon gbanyụrụ mkpa ịkwaga na TV gaa n'ebe dị nchebe. Ugbu a na teknụzụ ọhụrụ, ịdị anya ị nwere ike ilele TV nwere ike ịbụ ihe ọ bụla.

Ebumnuche a niile bụ ịchụpụ echiche nke ịdị anya nke anya ị ga-elele TV na usoro ya, n'ihi na mpaghara radieshon ahụ na ebe nchekwa dị mma na-eme ka uche doo anya n'ihe gbasara televishọn CRT, nke a bụ akụkọ ihe mere eme.

 

Mana enwere otu isi dị mkpa!

Kedu otu esi ahuta udiri onyo onyonyo?

Isi ihe dị mkpa edepụtara n’elu bụ mkpebi ihuenyo. Eziokwu bụ na ọ bụrụ na TV nwere nnukwu diagonal, dịka ọmụmaatụ 55 sentimita asatọ, nwere mkpebi nke FULL HD (pikselụ 1920x1080), mgbe ahụ mgbe ị na-ele TV anya, ihe dịka mita 1, enwere ike ịhụ pikselụ na ihuenyo.

Mana enyere nke ahụ, dịka iwu, ha na-ele TV site n'ebe dị anya nke 1,5-2 m, ọ siri ike ịhụ ha site n'ebe ndị a dị anya. Na mgbakwunye, televisions nwere diagonal nke ruru 40 sentimita ugbu a nwere mkpebi zuru oke HD, televisions nwere nnukwu diagonal enwelarịrị mkpebi HD HD 4K (3840 × 2160 pixels).

 

 

Kedu otu esi ahuta udiri onyo onyonyo? Azịza ya dị mfe: ihe ka mma. Ọ bụrụ n’inwe ohere iji zụta igwe onyonyo diagonal nke inch 40 - nke ahụ dị mma! Ọ bụrụ na ị nwere ike zụta TV ya na 80 sentimita asatọ - ọ ka mma. Mana lelee mkpebi nke TV, elektrọnik ruo 50 sentimita nwere ike inwe mkpebi zuru oke HD, maka ụdị ụdị a Ultra Ultra 4K mkpebi ga-akarị akarị, n'ihi na ọ gaghị ekwe omume ịchọpụta ihe dị iche.

 

 

Mana TV sitere na 52-55 sentimita asatọ na karịa kwesịrị inweworị mkpebi ihuenyo Ultra HD 4K, n'ihi na iji mkpebi dị elu na nnukwu onyogho, a ga-ahụta ihe ịma mma mgbe ị na-ekiri TV.