TUNG-SOL 12AU7 / ECC82 Tubes (Unit)

Direct interlectrode capactitances
Triode 1	With shield *	Without shield	Unit
Grid to plate	1.5	1.5	pf
Input	1.8	1.6	pf
Triode 2	With shield	Without shield	Unit
Grid to plate	1.5	1.5	pf
Input	1.8	1.6	pf
Output	2.0	0.32	pf

Direct interlectrode capactitances

Triode 1

With shield *

Without shield

Unit

Grid to plate

1.5

Input

1.8

1.6

Triode 2

With shield

Without shield

Unit

Grid to plate

1.5

Input

1.8

1.6

Output

2.0

0.32

Données de chaque triode
	Class A Amplifier	Vertical deflection amplifier	Unit
Maximum heater-cathode voltage (negative)	200	200	Volts
Maximum heater-cathode voltage (positive)	200	200	Volts
Max plate voltage	300	300	Volts
Max peak positive plate voltage	---	1200	Volts
Max plate dissipation for each plate	2.75	2.75	Watts
Max plate dissipation for both plate	5.5	5.5	Watts
Max peak negative grid voltage	---	250	Volts
Max cathode current	20	20	mA
Max peak cathode current	---	60	mA
Max grid circuit resistance : Fixed Bias	0.25	---	MegaOhm
Max grid circuit resistance Cathode Bias	1	2.2	MegaOhm

Données de chaque triode

Class A Amplifier

Vertical deflection amplifier

Unit

Maximum heater-cathode voltage (negative)

200

Volts

Maximum heater-cathode voltage (positive)

200

Volts

Max plate voltage

300

Volts

Max peak positive plate voltage

---

1200

Volts

Max plate dissipation for each plate

2.75

Watts

Max plate dissipation for both plate

5.5

Watts

Max peak negative grid voltage

---

250

Volts

Max cathode current

Max peak cathode current

---

Max grid circuit resistance : Fixed Bias

0.25

---

MegaOhm

Max grid circuit resistance Cathode Bias

2.2

MegaOhm

Ratings of each triode unit
	Vertical deflection oscillator	Horizontal deflection oscillator	Unit
Maximum heater-cathode voltage (negative)	200	200	Volts
Maximum heater-cathode voltage (positive)	200	200	Volts
Maximum DC plate voltage	300	300	Volts
Max dissipation for each plate	2.75	2.75	Watts
Max dissipation for both plate	5.5	5.5	Watts
Max peak negative grid voltage	400	600	Volts
Max average cathode current	20	20	mA
Max peak cathode current	60	300	mA
Max grid circuit resistance	2.2	2.2	MegaOhm

Ratings of each triode unit

Vertical deflection oscillator

Horizontal deflection oscillator

Unit

Maximum heater-cathode voltage (negative)

200

Volts

Maximum heater-cathode voltage (positive)

200

Volts

Maximum DC plate voltage

300

Volts

Max dissipation for each plate

2.75

Watts

Max dissipation for both plate

5.5

Watts

Max peak negative grid voltage

400

600

Volts

Max average cathode current

Max peak cathode current

300

Max grid circuit resistance

2.2

MegaOhm

Caractéristiques et conditions d'utilisation classiques
	Amplificateur Class A	Chaque Triode	Unité
Tension de la plaque	100	250	Volts
Tension de la grille	0	-8.5	Volts
Courant de la plaque	11.8	10.5	mA
Résistance de la plaque (approx)	6500	7700	Ohm
Transconductance	3100	2200	µOhm
Facteur d'amplification	20	17

Caractéristiques et conditions d'utilisation classiques

Amplificateur Class A

Chaque Triode

Unité

Tension de la plaque

100

250

Volts

Tension de la grille

-8.5

Volts

Courant de la plaque

11.8

10.5

Résistance de la plaque (approx)

6500

7700

Ohm

Transconductance

3100

2200

µOhm

Facteur d'amplification

Contacts number	9
Tube type	N/A

leonasj
very musical tubes,separate instrumens,3D sound ,low noise,nice vocals,linear gain. way far better vs im tried TAD,telefunken,rft tubes. immediatly loved them after change my xduoo ta-22 stock tubes( also very good linear sound,but tungsol goes further)

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