VTL Triode 45

轉自小陳:

http://blog.xuite.net/chenken168/blog1/66575437-VTL+Triode+45+-+%E8%9B%BB%E8%AE%8A%EF%BC%81






TL Triode 45 網路上搜尋到的說明資料:
General information

The VTL Triode 45 is a power amplifier in the valve amplifier category.
It was manufactured from 1990 to unknown.
Jarufo (July 13, 2009): Tube complement, each monoblock:

2 x 300B
1 x 12BH7
1 x 12AT7
The VTL Triode 45 is a monoblock amplifier , and uses a push-pull output stage with two 300B.

The driver and phase inverter, is a 12BH7 tube and the input stage,
uses a paralleled 12AT7WA. The input impedance is 135 Kohms.
This monoblock, gives about 23 watts rms into an 8 ohms load.


12AT7 的柵極輸入電阻改用 1K ohm,
300B 的柵極輸入電阻也是改用 1K ohm,
300B 的陰極對地電阻改用 100 ohm 碳精兩兩並聯,
並且修改陰極對地電阻的位置,


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