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17.08.15

Germānija papildinošie pāri PNP+NPN - audio pastiprinātājiem

Mazliet paskatījos vēsturē ...
Analogi .... Transistor USSR

PNP - GT402 cena (1) = 0,035 Euro = 200gab. - 7 euro
GT703V - Цена 0.65 EUR 0.58€ - ГТ703В 18 Russian rubles = 0.25 Euros

ГТ402Д - GC500
ГТ402Е - AC132, AC188, GC501
ГТ402И - AC117, AC124, AC128, AC138, AC139, AC142, AC152, AC184, GC502, SFT235

ГТ703Б - 2NU73, GD160, GD240, ADY27
ГТ703В - AD148, AD149 (1€), ADY27, GD241, OC1016
ГТ703Г - 3NU73, AD150, AD162, AD301, GD170, OC27,  SFT212, SFT213
ГТ703Д - 4NU73, 2N2836, GD175, GD180, GD242, GD243, OC26
= 2N4078, NTE131, AD162

P213 = 2N2835, AD139, AD436, AD431, GD240

NPN - GT404B cena (1) = 0,035 Euro = 200gab. - 7 euro
GT705A - cena 0,27 euro,  GT705B - 0.14€

ГТ404А - AC176
ГТ404Б - AC127, AC141, AC181, AC187, GD608, GD609
ГТ404Г - AC185, GD607
ГТ404Е - 2SD127
ГТ404Ж - SFT377
ГТ404И - 2SD72, 2SD128

ГТ705Д -  AD161, AD157, 2N4077
= NTE155, NTE103,  GE-8 (NTE103), GE-43 (NTE155)
= SK3835/103A 1w, SK3839/155 7,5w, ECG103, ECG155
ГТ705В - 2N1292, 2N1321, 2N1329, 2N326
ГТ705Г - 2N1218


Papildinošie pāri PNP + NPN = Комплементарные пары = complementary pair

ГТ703 + ГТ705
ГТ402 + ГТ404
2N4078 + 2N4077  = 32V 1A 7,5W 1Mhz = 5 + 9,5
AD162 + AD161 = 20V 1A 6+4W 1Mhz = price
AD156 + AD157 = 32V 2A 8W 1Mhz
NTE131 (PNP) + NTE155 (NPN) = 32V 3A 7,5W 1MHz = JAPAN
ECG131 + ECG155
GE-30 + GE-43 = SHOP
SK3840 (sk3198, sk3845) (6W) +  SK3839 (4W)

2N1078 + 2N1332 = 60V 3A 20W GPD TO-13
2N1328 + 2N1329 = 30V 3A 20W GPD TO-13
2N1331 + 2N1334 = 80V 3A 20W GPD TO-13
2N1329 TO-13
GPD
















AC128 + AC127 = 32V 1A 700mW 1Mhz
AC128 + AC176 = 32V 1A 700mW 1Mhz

15.08.15

Vienkāršs lampu gibrīd-pastiprinātājs

Простой гибрид усилителя
Simple hybrid amplifier - tube + mosfet

2SK1058 + 2SJ162
2SK176 + 2SJ56
irfp240 + irfp9240
irfp140 + irfp9140


Вот одни из лучших (список неполный) мощных IGBT и MOSFET транзисторов с которыми провели тест (в порядке убывания качества звука): 
EC10N20, ECW20N20, BUZ900, SPP03N60S5, 2SK956, 2SK1529, GT20D10, 2SK1530, 2SK1058, IRFP240, IRFP150.
IRF530 + IRF9530 OR MTP12N10 + MTP12P10
IRF610 - 8Watt 8omi

Germānija tranzistori 
... германиевых транзисторах ГТ703/705

ANALOGI - аналоги транзисторам: 
ГТ402Д - GC500 
ГТ402Е - AC132, AC188, GC501 
ГТ402И - AC117, AC124, AC128, AC138, AC139, AC142, AC152, AC184, GC502, SFT235 

ГТ404А - AC176 
ГТ404Б - AC127, AC141, AC181, AC187, GD608, GD609 
ГТ404Г - AC185, GD607 
ГТ404Е - 2SD127 
ГТ404Ж - SFT377 
ГТ404И - 2SD72, 2SD128 

ГТ703Б - 2NU73, GD160, GD240 
ГТ703В - AD148, AD149, ADY27, GD241, OC1016 
ГТ703Г - 3NU73, AD150, AD162, AD301, GD170, OC27 
ГТ703Д - 4NU73, 2N2836, GD175, GD180, GD242, GD243, OC26 

Sergei Klimanski ...