12at7 raytheon no.1 1-2-3pin 2002/9/16 x 50 v/div y 2 ma/div eg1 1 vstep eh 12.6 v ih 147 ma...

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Date 2003/3/9 X 50 V/DIV Y 1 mA/DIV Eg1 0.75 Vstep Eh 12.6 V Ih 150.2 mA 1-2-3pin Date 2003/3/9 X 50 V/DIV Y 1 mA/DIV Eg1 0.75 Vstep Eh 12.6 V Ih 150.2 mA 6-7-8pin Date 2003/3/9 X 50 V/DIV Y 1 mA/DIV Eg1 0.75 Vstep Eh 12.6 V Ih 152.8 mA 1-2-3pin 12AT7 RAYTHEON No.1 1-2-3pin 12AT7 RAYTHEON No.1 6-7-8pin 12AT7 RAYTHEON No.2 1-2-3pin

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Date 2003/3/9

X 50 V/DIVY 1 mA/DIV

Eg1 0.75 VstepEh 12.6 VIh 150.2 mA

1-2-3pin

Date 2003/3/9

X 50 V/DIVY 1 mA/DIV

Eg1 0.75 VstepEh 12.6 VIh 150.2 mA

6-7-8pin

Date 2003/3/9

X 50 V/DIVY 1 mA/DIV

Eg1 0.75 VstepEh 12.6 VIh 152.8 mA

1-2-3pin

12AT7 RAYTHEON No.1 1-2-3pin

12AT7 RAYTHEON No.1 6-7-8pin

12AT7 RAYTHEON No.2 1-2-3pin

Date 2003/3/9

X 50 V/DIVY 1 mA/DIV

Eg1 0.75 VstepEh 12.6 VIh 152.8 mA

6-7-8pin

Date 2003/3/9

X 50 V/DIVY 1 mA/DIV

Eg1 0.75 VstepEh 12.6 VIh 150 mA

1-2-3pin

Date 2003/3/9

X 50 V/DIVY 1 mA/DIV

Eg1 0.75 VstepEh 12.6 VIh 150 mA

6-7-8pin

12AT7 RAYTHEON No.2 6-7-8pin

12AT7 RAYTHEON No.3 1-2-3pin

12AT7 RAYTHEON No.3 6-7-8pin

Date 2003/3/9

X 50 V/DIVY 1 mA/DIV

Eg1 0.75 VstepEh 12.6 VIh 157 mA

1-2-3pin

Date 2003/3/9

X 50 V/DIVY 1 mA/DIV

Eg1 0.75 VstepEh 12.6 VIh 157 mA

6-7-8pin

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 147 mA

1-2-3pin

Rudy氏所蔵品

12AT7 RAYTHEON No.3 1-2-3pin

12AT7 RAYTHEON No.4 6-7-8pin

ECC81 TELEFUNKEN◇ No.1

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 147 mA

6-7-8pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 152 mA

1-2-3pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 152 mA

6-7-8pin

Rudy氏所蔵品

ECC81 TELEFUNKEN◇ No.1

ECC81 TELEFUNKEN◇ No.2

ECC81 TELEFUNKEN◇ No.2

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 155 mA

1-2-3pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 155 mA

6-7-8pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 158 mA

1-2-3pin

Rudy氏所蔵品

ECC81 TELEFUNKEN◇ No.3

ECC81 TELEFUNKEN◇ No.3

ECC81 TELEFUNKEN No.4

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 158 mA

6-7-8pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 153 mA

1-2-3pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 153 mA

6-7-8pin

Rudy氏所蔵品

ECC81 TELEFUNKEN No.4

ECC81 Mullard No.5

ECC81 Mullard No.5

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 152 mA

1-2-3pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 152 mA

6-7-8pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 151 mA

1-2-3pin

Rudy氏所蔵品

ECC81 Mullard No.6

ECC81 Mullard No.6

ECC81 Mullard No.7

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 152 mA

6-7-8pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 147 mA

1-2-3pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 147 mA

6-7-8pin

Rudy氏所蔵品

ECC81 Mullard No.7

ECC81 Mullard No.8

ECC81 Mullard No.8

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 147 mA

1-2-3pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 147 mA

6-7-8pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 148 mA

1-2-3pin

Rudy氏所蔵品

ECC81 PHILIPS No.9

ECC81 PHILIPS No.9

ECC81 PHILIPS No.10

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 148 mA

6-7-8pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 152 mA

1-2-3pin

Rudy氏所蔵品

Date 2002/9/16

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 152 mA

6-7-8pin

Rudy氏所蔵品

ECC81 PHILIPS No.10

ECC81 PHILIPS No.11

ECC81 PHILIPS No.11

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.54 VIh 150 mA

1-2-3pin

◇マーク

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.61 VIh 148 mA

6-7-8pin

◇マーク

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 152 mA

1-2-3pin

12AT7/ECC81 TELEFUNKEN No.7

12AT7/ECC81 TELEFUNKEN No.7

12AT7 松下 No.8

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.6 VIh 152 mA

6-7-8pin

12AT7 松下 No.8

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.61 VIh 156 mA

6-7-8pin

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.61 VIh 148 mA

1-2-3pin

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.61 VIh 148 mA

6-7-8pin

12AT7WA GE No.5

12AT7WA RCA No.6

12AT7WA RCA No.6

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.61 VIh 148 mA

1-2-3pin

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.61 VIh 148 mA

6-7-8pin

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.57 VIh 145 mA

1-2-3pin

12AT7WC JAN GE No.1

12AT7WC JAN GE No.1

12AT7WC JAN GE No.2

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.57 VIh 145 mA

6-7-8pin

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.63 VIh 154 mA

1-2-3pin

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.63 VIh 154 mA

6-7-8pin

12AT7WC JAN No.3

12AT7WC JAN No.3

12AT7WC JAN GE No.2

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.62 VIh 156 mA

1-2-3pin

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.62 VIh 156 mA

6-7-8pin

Date 2005/11/19

X 50 V/DIVY 2 mA/DIV

Eg1 1 VstepEh 12.61 VIh 156 mA

1-2-3pin

12AT7WA GE No.5

12AT7WC JAN No.4

12AT7WC JAN No.4