08Aug

by KDK

2017/08/08 by KDK
Replies 1

13GB5 vs 300B

06Aug

by KDK

2017/08/06 by KDK
Replies 1

300B plate v/i

24Jul

by KDK

2017/07/24 by KDK
Replies 4

300B Amp 설계 -- 좋은 자료

19Jun

by KDK

2017/06/19 by KDK
Replies 1

High Gm tubes

17Jun

by KDK

2017/06/17 by KDK
Replies 1

Coin base 6V6-GTA 제조기술의 정점

29Apr

by KDK

2017/04/29 by KDK

4P1L - Triode

28Apr

by 금동

2017/04/28 by 금동

6LF8 (Triode)

28Apr

by 금동

2017/04/28 by 금동

D3a (triode) - Excellent Linearity

28Apr

by 금동

2017/04/28 by 금동

10EW7 (=10EG7 octal)

22Apr

by KDK

2017/04/22 by KDK
Replies 2

808 - vi

22Apr

by KDK

2017/04/22 by KDK

12HL7 vs 6E5P

21Apr

by KDK

2017/04/21 by KDK

9DX Base

07Mar

by KDK

2013/03/07 by KDK
Replies 4

좋은 진공관

22Feb

by KDK

2013/02/22 by KDK
Replies 3

Linearity Factor- Lf

23Nov

by KDK

2012/11/23 by KDK
Replies 4

PL519

15Nov

by KDK

2012/11/15 by KDK
Replies 17

火星이 소유 - 높은 Gm관

12Oct

by KDK

2012/10/12 by KDK
Replies 5

진공관 상식 - Hi Gm Tube II

12Oct

by KDK

2012/10/12 by KDK
Replies 3

명품 High Gm 진공관 -

19Apr

by KDK

2017/04/19 by KDK
Replies 2

6V6-GTA 현대관 공부자료

06Oct

by KDK

2012/10/06 by KDK
Replies 13

SE Amp 출력단 설계도