JJ 5881 Red Label - QUAD

4 tubes, matched as quad

Premium power beam tetrode continuing in the Tung-Sol legacy. The ultimate in musical tone and smooth overdrive, STR delivers the sound that established Tung-Sol as the benchmark of quality.
Faithful re-issue of the original Tung-Sol STR, built to the same “Special Tube Request” specs of amp manufacturers of the 60s.

Files

• Datasheet

4 tubes, matched as quad

EL34 II has fuller low mids and low end but does not lose headroom in the high end. Stronger than regular JJ EL34 but not as aggressive as the JJ E34L.

Typical Characteristics

• Ua = 250 V
• Ug3 = 0 V
• Ug2 = 265 V
• Ug1 = -13,5 V
• Ia = 100 mA
• Ig2 = 14,9 mA
• S = 11 mA/V
• Ri = 15 kΩ
• μg2/g1 = 11

Limiting Values

• Ua0 = 2000 V
• Ua = 800 V
• Wa(max) = 25 W
• Ug20 = 800 V
• Ug2 = 450 V
• Wg2(max) = 8 W
• Ik = 150 mA
• Uk/f = 100 V
• Rk/f = 20 kΩ

Files:

• Datasheet

JJ's version of the ECC81/12AT7 tube type with a warm and soft sound. Often used for phase inverters or reverb drivers.

Files:

• Datasheet

Drill Ø: 12 mm
Rated voltage: 250 VAC
Rated current: 10 A (VDE), 16 A (UL/CSA)

• Silver-plated Copper wire
• Wire diameter 1 mm²
• Length: 5 m

Metal Oxide Film Resistors

• Termination Style: Axial     
• Power Rating: 5 W     
• Tolerance: 5 %     
• Temperature Coefficient: 350 PPM / C     
• Operating Temperature min/max: - 55 C / + 155 C      
• Voltage Rating: 500 V     
• Diameter: 8,5 mm     
• Length: 25 mm     
• Lead Diameter:  0.75 mm    

• Type: Electrolytic can capacitor
• Capacitance: 47 µF
• Voltage Rating: 450 V
• Tolerance: - 20 % / +20 %
• Operating Temperature Range: - 25°C / + 105 °C
• Dimensions: Ø 16 mm x 25 mm
• Termination Style: radial
• Grid: 7,5

Images are for reference only. See Product Specifications

ORANGE DROP®, PS Series

• Type: Polyester Film Capacitor
• Voltage Rating: 600 V
• Operating Temperature Range: - 55°C / + 85 °C
• Termination Style: radial, copper leads

ORANGE DROP®, PS Series

• Type: Polyester Film Capacitor
• Voltage Rating: 600 V
• Operating Temperature Range: - 55°C / + 85 °C
• Termination Style: radial, copper leads

Tube-Shield for Belton socket VT9-ST-C

• Color: silver
• Length: 50 mm
• Including Base and Shield