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Vacuum Tube - KT120, Tung-Sol Reissue image 1

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Vacuum Tube - KT120, Tung-Sol Reissue

Starting at: $47^.95

In stock

Super-premium Octal Beam Tetrode, impervious to overload when used at parameters found in existing 6550/KT88/KT90 circuits. Plate dissipation of 60 watts and higher current handling capacity has allowed the design of new amplifiers which are unique, extremely powerful and stable.

Delivers peak power with extreme reliability and long tube life
A pair of KT120s in push-pull configuration can deliver power levels of 150 or more watts

SKU:

T-KT120-TUNG

Item ID:

039523

Brand:

Tung-Sol

Type:

Power

Part Numbers
Single or Matched	Our Part Number	UPC/EAN
Single	T-KT120-TUNG	841358102462
Matched Pair	T-KT120-TUNG-MP	841358102479
Matched Quad	T-KT120-TUNG-MQ	841358102486

Product Measurements
Body Height		144 mm
Bulb Temperature		250°C
Capacitance, Grid 1 to Plate		1.8 pF
Capacitance, input		29 pF
Capacitance, output		10 pF
Cathode Current (I_k)		230 mA
Grid 1 Voltage		≤ -200 V, -14 V typical
Grid 2 Dissipation		8 W
Grid 2 Voltage		≤ 600 V, 225 V typical
Grid Circuit Resistance (R_g), Fixed Bias		51 kΩ
Grid Circuit Resistance (R_g), Self Bias		2.4 MΩ
Harmonic Distortion		14 %
Heater Cathode Voltage, Negative		300 V
Heater Cathode Voltage, Positive		200 V
Heater Current		1.7 A - 1.95 A
Heater Voltage		6.3 V
Item Diameter		52 mm
Item Height		130 mm
Plate Dissipation (W_a)		60 W
Plate Resistance (R_a)		3 kΩ
Plate Voltage, tetrode (U_a)		850 V
Plate Voltage, triode (U_a)		≤ 650 V, 400 V typical
Transconductance (S)		12.5 mA/V

Packaging Information
Packaging Dimensions	Matched Pair version	5.89 in. × 4.59 in. × 2.28 in.
	Matched Quad version	5.89 in. × 4.59 in. × 4.59 in.
	Single version	2.25 in. × 2.25 in. × 5.85 in.
Weight (Packaging)	Matched Pair version	0.63 lbs.
	Matched Quad version	1.22 lbs.
	Single version	0.3 lbs.