EH 6L6 - QUAD

Carbon Composition Resistors

• 1 watt
• -55° C to 125° C operating range
• ± 20% tolerance
• 350 V working, 700 V overload
• Low inductance
• Low capacitance

Sweet and warm sounding preamp tube with high gain. We recommend this tube for guitar/bass amps.

Files:

• Datasheet

TT Selection: V1 - Low Noise
This tube is selected for sensitive input stages (V1)

Sweet and warm sounding preamp tube with high gain. We recommend this tube for guitar/bass amps.

Files:

• Datasheet

• +/- 5% tolerance
• -55° C to 240° C operating range
• Max 500 V
• Excellent flame retardant coating
• Different manufacturers

4 Tubes matched as quad
The JJ 6L6 is very popular because of its warm sound.

Files:

• Datasheet

4 tubes, matched as quad

Standard EL34 made by JJ with a smooth and dizzy sound.

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

• Datasheet

4 tubes, matched as quad

Improved JJ EL34, with a modified cathode.
Hint: if you replace an EL34 with an E34L you should also check the bias.

Files:

• Datasheet

• Type: Electrolytic capacitor
• Capacitance: 2,2 µF
• Voltage Rating: 63 V
• Tolerance: - 10 % / +30 %
• Operating Temperature Range: - 40°C / + 85 °C
• Dimensions: Ø 4,5 mm x 11 mm
• Termination Style: axial

Images are for reference only. See Product Specifications

• Voltage Rating:    500 V
• Tolerance: 5%
• Operating Temperature Range: - 50°C / + 150°C
• Termination Style: radial

• Voltage Rating:    500 V
• Tolerance: 5%
• Operating Temperature Range: - 50°C / + 150°C
• Termination Style: radial

• Voltage Rating:    500 V
• Tolerance: 5%
• Operating Temperature Range: - 50°C / + 150°C
• Termination Style: radial

• Type: Aluminum Electrolytic Capacitors
• Capacitance: 47 µF
• Voltage Rating: 450 V
• Tolerance: - 20 % / +20 %
• Operating Temperature Range: - 40°C / + 85 °C
• Dimensions: Ø 18 mm x 39 mm
• Termination Style: axial

• Type: Aluminum Electrolytic Capacitors
• Capacitance: 22 µF
• Voltage Rating: 500 V
• Tolerance: +/- 20%
• Operating Temperature Range: - 40°C / + 85 °C
• Dimensions: Ø 18 mm x 39 mm
• Termination Style: axial

The high-quality TTEL84/6BQ5 tube with 12 watts of power is perfect for guitar, bass, and audio amplifiers. Inspired by classic NOS EL84 models, this tube is manufactured using modern production methods to ensure consistent high quality.

It offers an ideal combination of sound and reliability and is a direct replacement for all EL84 or 6BQ5 tubes.

Electrical Specifications

• Type: Pentode
• Base: Noval (B9A)
• Heater Voltage: 6.3 V (min 5.8 V / max 7.7 V)
• Heater Current: approx. 0.76 A
• Anode Dissipation: 12 W
• Screen Grid Dissipation: 2 W

Operating Conditions

• Anode Voltage (Va): max. 300 V
• Screen Grid Voltage (Vg2): max. 300 V
• Grid Bias Voltage (Vg1): -7.3 V (typical for Class-A operation)
• Anode Current (Ia): 48 mA (at -7.3 V grid bias)
• Screen Grid Current (Ig2): 5 mA

Characteristic Curves

• Amplification Factor (μ): approx. 20
• Internal Resistance (Ra): approx. 38 kΩ
• Transconductance (S): 11 mA/V

Usage Notes

• Operating Temperature: Should be operated in a well-ventilated enclosure to prevent overheating.
• Interchangeability: EL84 can be replaced by the Russian 6П14П or American 7189, taking into account different specifications.