Vacuum Tube - 6550, JJ Electronics

Name: Vacuum Tube - 6550, JJ Electronics
Brand: JJ Electronics, Apex Matched
SKU: T-6550-JJ
Price: 56.95 USD
Availability: OutOfStock

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Starting at: $56^.95

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Apex Burned-In Matched Quad (T-6550-JJ-MQB)

are currently out of stock.

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The JJ Electronic 6550 is a robust tube built in the rugged fashion that JJ is famous for. At 35 Watts, these tubes have a warm round tone with a thick and defined low end. The JJ 6550 is an excellent choice for bass heads, tube organs, and Hi-Fi amplifiers.

Matched versions of this tube use Apex Matching

Choose burned-in tubes for maximum stability and performance.

SKU:

T-6550-JJ

Item ID:

004596

Brand:

JJ Electronics, Apex Matched

Type:

Power, Burned In

RoHS Compliant

Accessory Items:

Damper Rings - High Temperature Silicone, Red

Part Numbers
Single or Matched	Our Part Number	UPC/EAN	JJ Electronics Part Number
Apex Matched Pair	T-6550-JJ-MP	609722127516
Apex Matched Quad	T-6550-JJ-MQ	609722127523
Apex Burned-In Matched Pair	T-6550-JJ-MPB	841358101953
Apex Matched Sextet	T-6550-JJ-MS	609722127530
Apex Burned-In Matched Quad	T-6550-JJ-MQB	841358101960
Apex Burned-In Matched Sextet	T-6550-JJ-MSB	841358101977
Single	T-6550-JJ	609722127509	6550

Measurements by Type
Measurements by Item

Body Height			110 mm
Cathode Current (I_k)			≤ 175 mA
Filament Current (I_f)			1.6 A
Filament Voltage (U_f)			6.3 V
Grid 1 voltage (U_g1)			≥ -300 V, -14 V typical
Grid 2 current (I_g2)			≤ 12 mA
Grid 2 dissipation (W_g2)			6 W
Grid 2 voltage (U_g2)			≤ 400 V, 250 V typical
Grid capacitance (c_g1)			14 pF
Grid to Plate Capacitance (c_a/g)			0.85 pF
Internal Resistance (R_i)			16 kΩ
Item Diameter			43 mm
Item Height			125 mm
Plate Capacitance (c_a)			12 pF
Plate Current (I_a)			140 mA
Plate Dissipation (W_a)			≤ 35 W
Plate Voltage (U_a)			≤ 600 V, 250 V typical
Transconductance (S)			11.8 mA/V

Packaging Information
Packaging Dimensions	Apex Burned-In Matched Pair version	T-6550-JJ-MPB	5 in. × 3.8 in. × 1.9 in.
	Apex Burned-In Matched Quad version	T-6550-JJ-MQB	5 in. × 3.8 in. × 3.8 in.
	Apex Burned-In Matched Sextet version	T-6550-JJ-MSB	5.6 in. × 5 in. × 3.8 in.
	Apex Matched Pair version	T-6550-JJ-MP	5 in. × 3.8 in. × 1.9 in.
	Apex Matched Quad version	T-6550-JJ-MQ	5 in. × 3.8 in. × 3.8 in.
	Apex Matched Sextet version	T-6550-JJ-MS	5.6 in. × 5 in. × 3.8 in.
	Single version	T-6550-JJ	1.9 in. × 1.9 in. × 5 in.
Weight (Packaging)	Apex Burned-In Matched Pair version	T-6550-JJ-MPB	0.3836 lbs.
	Apex Burned-In Matched Quad version	T-6550-JJ-MQB	0.7672 lbs.
	Apex Burned-In Matched Sextet version	T-6550-JJ-MSB	1.1508 lbs.
	Apex Matched Pair version	T-6550-JJ-MP	0.3836 lbs.
	Apex Matched Quad version	T-6550-JJ-MQ	0.7672 lbs.
	Apex Matched Sextet version	T-6550-JJ-MS	1.1508 lbs.
	Single version	T-6550-JJ	0.1918 lbs.

T-6550-JJ-MP - Apex Matched Pair version	Body Height	110 mm
	Cathode Current (I_k)	≤ 175 mA
	Filament Current (I_f)	1.6 A
	Filament Voltage (U_f)	6.3 V
	Grid 1 voltage (U_g1)	≥ -300 V, -14 V typical
	Grid 2 current (I_g2)	≤ 12 mA
	Grid 2 dissipation (W_g2)	6 W
	Grid 2 voltage (U_g2)	≤ 400 V, 250 V typical
	Grid capacitance (c_g1)	14 pF
	Grid to Plate Capacitance (c_a/g)	0.85 pF
	Internal Resistance (R_i)	16 kΩ
	Item Diameter	43 mm
	Item Height	125 mm
	Plate Capacitance (c_a)	12 pF
	Plate Current (I_a)	140 mA
	Plate Dissipation (W_a)	≤ 35 W
	Plate Voltage (U_a)	≤ 600 V, 250 V typical
	Transconductance (S)	11.8 mA/V
T-6550-JJ-MQ - Apex Matched Quad version	Body Height	110 mm
	Cathode Current (I_k)	≤ 175 mA
	Filament Current (I_f)	1.6 A
	Filament Voltage (U_f)	6.3 V
	Grid 1 voltage (U_g1)	≥ -300 V, -14 V typical
	Grid 2 current (I_g2)	≤ 12 mA
	Grid 2 dissipation (W_g2)	6 W
	Grid 2 voltage (U_g2)	≤ 400 V, 250 V typical
	Grid capacitance (c_g1)	14 pF
	Grid to Plate Capacitance (c_a/g)	0.85 pF
	Internal Resistance (R_i)	16 kΩ
	Item Diameter	43 mm
	Item Height	125 mm
	Plate Capacitance (c_a)	12 pF
	Plate Current (I_a)	140 mA
	Plate Dissipation (W_a)	≤ 35 W
	Plate Voltage (U_a)	≤ 600 V, 250 V typical
	Transconductance (S)	11.8 mA/V
T-6550-JJ-MS - Apex Matched Sextet version	Body Height	110 mm
	Cathode Current (I_k)	≤ 175 mA
	Filament Current (I_f)	1.6 A
	Filament Voltage (U_f)	6.3 V
	Grid 1 voltage (U_g1)	≥ -300 V, -14 V typical
	Grid 2 current (I_g2)	≤ 12 mA
	Grid 2 dissipation (W_g2)	6 W
	Grid 2 voltage (U_g2)	≤ 400 V, 250 V typical
	Grid capacitance (c_g1)	14 pF
	Grid to Plate Capacitance (c_a/g)	0.85 pF
	Internal Resistance (R_i)	16 kΩ
	Item Diameter	43 mm
	Item Height	125 mm
	Plate Capacitance (c_a)	12 pF
	Plate Current (I_a)	140 mA
	Plate Dissipation (W_a)	≤ 35 W
	Plate Voltage (U_a)	≤ 600 V, 250 V typical
	Transconductance (S)	11.8 mA/V
T-6550-JJ-MPB - Apex Burned-In Matched Pair version	Body Height	110 mm
	Cathode Current (I_k)	≤ 175 mA
	Filament Current (I_f)	1.6 A
	Filament Voltage (U_f)	6.3 V
	Grid 1 voltage (U_g1)	≥ -300 V, -14 V typical
	Grid 2 current (I_g2)	≤ 12 mA
	Grid 2 dissipation (W_g2)	6 W
	Grid 2 voltage (U_g2)	≤ 400 V, 250 V typical
	Grid capacitance (c_g1)	14 pF
	Grid to Plate Capacitance (c_a/g)	0.85 pF
	Internal Resistance (R_i)	16 kΩ
	Item Diameter	43 mm
	Item Height	125 mm
	Plate Capacitance (c_a)	12 pF
	Plate Current (I_a)	140 mA
	Plate Dissipation (W_a)	≤ 35 W
	Plate Voltage (U_a)	≤ 600 V, 250 V typical
	Transconductance (S)	11.8 mA/V
T-6550-JJ-MQB - Apex Burned-In Matched Quad version	Body Height	110 mm
	Cathode Current (I_k)	≤ 175 mA
	Filament Current (I_f)	1.6 A
	Filament Voltage (U_f)	6.3 V
	Grid 1 voltage (U_g1)	≥ -300 V, -14 V typical
	Grid 2 current (I_g2)	≤ 12 mA
	Grid 2 dissipation (W_g2)	6 W
	Grid 2 voltage (U_g2)	≤ 400 V, 250 V typical
	Grid capacitance (c_g1)	14 pF
	Grid to Plate Capacitance (c_a/g)	0.85 pF
	Internal Resistance (R_i)	16 kΩ
	Item Diameter	43 mm
	Item Height	125 mm
	Plate Capacitance (c_a)	12 pF
	Plate Current (I_a)	140 mA
	Plate Dissipation (W_a)	≤ 35 W
	Plate Voltage (U_a)	≤ 600 V, 250 V typical
	Transconductance (S)	11.8 mA/V
T-6550-JJ-MSB - Apex Burned-In Matched Sextet version	Body Height	110 mm
	Cathode Current (I_k)	≤ 175 mA
	Filament Current (I_f)	1.6 A
	Filament Voltage (U_f)	6.3 V
	Grid 1 voltage (U_g1)	≥ -300 V, -14 V typical
	Grid 2 current (I_g2)	≤ 12 mA
	Grid 2 dissipation (W_g2)	6 W
	Grid 2 voltage (U_g2)	≤ 400 V, 250 V typical
	Grid capacitance (c_g1)	14 pF
	Grid to Plate Capacitance (c_a/g)	0.85 pF
	Internal Resistance (R_i)	16 kΩ
	Item Diameter	43 mm
	Item Height	125 mm
	Plate Capacitance (c_a)	12 pF
	Plate Current (I_a)	140 mA
	Plate Dissipation (W_a)	≤ 35 W
	Plate Voltage (U_a)	≤ 600 V, 250 V typical
	Transconductance (S)	11.8 mA/V
T-6550-JJ - Single version	Body Height	110 mm
	Cathode Current (I_k)	≤ 175 mA
	Filament Current (I_f)	1.6 A
	Filament Voltage (U_f)	6.3 V
	Grid 1 voltage (U_g1)	≥ -300 V, -14 V typical
	Grid 2 current (I_g2)	≤ 12 mA
	Grid 2 dissipation (W_g2)	6 W
	Grid 2 voltage (U_g2)	≤ 400 V, 250 V typical
	Grid capacitance (c_g1)	14 pF
	Grid to Plate Capacitance (c_a/g)	0.85 pF
	Internal Resistance (R_i)	16 kΩ
	Item Diameter	43 mm
	Item Height	125 mm
	Plate Capacitance (c_a)	12 pF
	Plate Current (I_a)	140 mA
	Plate Dissipation (W_a)	≤ 35 W
	Plate Voltage (U_a)	≤ 600 V, 250 V typical
	Transconductance (S)	11.8 mA/V

Specification Sheet	All Models

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Specification Sheet

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