JJ5Y3S rectifier tube with directly heated cathode. Robust and durable.

TT-Selection: Balanced Gain

The Ultimate 12AX7. Big, warm, and musical. High Gain, ultra-low microphonics, and superb linearity with a dynamic 3-D sound.

Mica Capacitors

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

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

The Ultimate 12AX7. Big, warm, and musical. High Gain, ultra-low microphonics, and superb linearity with a dynamic 3-D sound.

• Type: HV ceramic disk capacitor
•   Epoxy resin molding
•   (insulating and flame retardant)
• Voltage Rating: 500 VDC
• Tolerance: - 20 % / +50 %
• Operating Temperature Range: - 40°C / + 85 °C
• Diameter: 6 mm
• Grid: 5

 

Very low noise (- 40 dB)
Very low voltage coefficient (5 ppm/V)
Military-Spezification

Resistor Metaloxide 2 Watts

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

Please note:
These resistors have a very small form factor:
red: l = 10 mm, d = 3.9 mm
green: l = 11.5 mm, d = 4.5 mm

Very low noise (- 40 dB)
Very low voltage coefficient (5 ppm/V)
Military-Spezification

Premium medium-Mu Twin Triode for use in preamplifier and driver circuits. High quality replacement for all circuits requiring 12AU7/ECC82 types.

4 tubes, matched as quad

Premium high-voltage power pentode, featuring improved materials and workmanship over the original EL34B. Higher impedance design with increased touch responsiveness.

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.