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Vacuum Tube - EL509, JJ Electronics

Starting at: $38^.95

In stock

The JJ Electronic EL509S is an eight pin octal based version of the EL509 / EL519. This modified version does not have the top plate cap which is instead wired to a pin on the octal base. This tube is rated for 700V and 42 Watts plate dissipation. The JJ EL509 is popularly used in output transformerless OTL amplifiers.

Matched versions of this tube use Apex Matching

RoHS Compliant

SKU:

T-EL509-S-JJ-X

Item ID:

004853

Brand:

JJ Electronics, Apex Matched

Type:

Power

Part Numbers
Single or Matched	Our Part Number	UPC/EAN
Apex Matched Pair	T-EL509-S-JJ-MP	609722123082
Single	T-EL509-S-JJ	609722123075

Product Measurements
Body Height		105 mm
Cathode Current (I_k)		≤ 500 mA
Filament Current (I_f)		2 A
Filament Voltage (U_f)		6.2 V
Grid 2 dissipation (W_g2)		≤ 40 W
Grid Current 2 (I_g2)		10 mA
Grid Voltage 1 (U_g1)		-30 V typical
Grid Voltage 2 (U_g2)		≤ 700 V, 160 V typical
Grid to Plate Capacitance (c_a/g)		3 pF
Heater to cathode voltage (U_k/f)		≤ 150 V
Item Diameter		38 mm
Item Height		116 mm
Plate Current (I_a)		200 mA
Plate Voltage (U_a)		≤ 700 V, 160 V typical
Saturation voltage (U_sat)		30 VAC

Packaging Information
Packaging Dimensions	Apex Matched Pair version	5.6 in. × 3.3 in. × 1.6 in.
Packaging Dimensions	Single version	1.6 in. × 1.6 in. × 5.8 in.
Weight (Packaging)	Apex Matched Pair version	0.346 lbs.
Weight (Packaging)	Single version	0.173 lbs.