Tungsram
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Features
Warm, articulate, and harmonically rich sound signature
Clear midrange with smooth, extended highs
Surprisingly robust bass response for its size
Simplifies circuit design for space-conscious DIY builds
Manufactured by esteemed Hungarian tube maker Tungsram
Ideal for single-ended amplifier designs
Reliable performance with a pleasing sonic character
What's in the Box?
Warranty
The Tungsram PCL86, also known as the 14GW8, is a highly regarded compact audio power pentode and triode in a single envelope, originating from the esteemed Hungarian manufacturer. Revered by audio enthusiasts, especially those delving into single-ended amplifier designs, this tube delivers a remarkably warm, articulate, and harmonically rich sound. The PCL86 offers a unique balance of detail and musicality, providing a clear midrange, smooth highs, and a surprisingly robust bass response for its size. Tungsram's commitment to quality manufacturing ensures that these tubes offer reliable performance and a pleasing sonic signature.
For hobbyists and audiophiles looking to build or restore low-power amplifiers, headphone amplifiers, or even compact radio sets, the Tungsram PCL86 presents an excellent opportunity. Its integrated pentode and triode sections simplify circuit design, making it a favorite for DIY projects where space is at a premium. Choosing a Tungsram PCL86 means investing in a tube that offers both convenience and exceptional audio performance, delivering that classic tube sound in a compact and efficient package. Experience the rich, engaging tones that have made this versatile tube a hidden gem in the world of vacuum tube audio.
| Parameter | Specification |
|---|---|
| Physical Specifications | |
| Base Type | Noval (B9A), 9-pin |
| Envelope | Glass, T9 miniature |
| Overall Length | Approx. 85 mm |
| Diameter | Approx. 22.5 mm |
| Mounting Position | Any |
| Technical Specifications | |
| Construction | Triode-Pentode, single envelope |
| Pentode Section – Max. Anode Voltage | 250 V |
| Pentode Section – Anode Current | 36 mA (typical) |
| Pentode Section – Mutual Conductance | 10 mA/V |
| Pentode Section – Anode Dissipation (max) | 9 W |
| Triode Section – Amplification Factor (μ) | 70 |
| Triode Section – Anode Current | 2.2 mA (typical) |
| Power Specifications | |
| Heater Voltage | 14 V (series-string) |
| Heater Current | 300 mA |
| Additional Information | |
| Manufacturer | Tungsram (Hungary) |
| Equivalent Types | ECL86, 6GW8 |
| Typical Applications | Single-ended audio power amplifiers, headphone amplifiers, compact radio receivers |