BRITISH THOMPSON HOUSTON BT-19 Thyraton Radio Audio Tubes Radio/audio

( Brand: British Thompson Houston ), ( Manufacturer Part Number: BT-19 ), ( Type: Audio Tubes ), ( Bundle Description: 2 Tubes ), ( Custom Bundle: Yes ), ( Country Of Origin: United Kingdom ), ( Modified Item: No )

Review BRITISH THOMPSON HOUSTON Pair Bth Type Bt19 Thyraton Radio/audio Output Tubes England

British Thompson Houston BT-19 (BTH BT19) Thyratron Radio/Audio Tubes - Powerhouse of Modern Vintage Audio Technology

Step into the realm of exceptional audio performance with the British Thompson Houston BT-19 Thyratron Radio/Audio Tubes, also known as BTH BT19. These tubes represent a perfect blend of traditional British engineering and cutting-edge technology, offering an unparalleled listening experience for audiophiles worldwide.

The BT-19 Thyratrons are designed to deliver robust, reliable, and consistent performance across a wide range of applications, from high-powered transmitters to vintage radio receivers and modern high-fidelity audio systems. These tubes are renowned for their remarkable ability to produce quick, clean switching, making them ideal for applications requiring fast, precise switching and high-power output.

Constructed with meticulous attention to detail, the BT-19 Thyratrons boast a robust, long-lasting design, ensuring years of dependable service. The tubes employ a unique thyratron grid design, which offers superior thermal stability, reduced microphonics, and improved reliability compared to conventional audio tubes.

Each BT-19 Thyratron is individually inspected and tested to ensure it meets the stringent quality standards set by British Thompson Houston. This rigorous testing process guarantees that every tube delivers consistent, predictable performance, ensuring a seamless integration into your audio system.

Whether you're restoring a vintage radio, building a custom high-fidelity audio system, or simply looking to upgrade your current equipment, the British Thompson Houston BT-19 Thyratron Radio/Audio Tubes are an excellent choice. They offer a unique combination of vintage charm, modern performance, and unmatched reliability, making them a must-have for any serious audio enthusiast. Experience the difference that BT-19 Thyratrons can make in your audio system today!

1. High Power Handling: The BT-19 is a high-power thyratron tube, capable of handling up to 3 kilowatts of power. This makes it ideal for use in high-power radio transmitters, ignition systems, and other industrial applications.

2. Long Life Span: Thyratron tubes, including the BT-19, are known for their long life span. They can operate for thousands of hours without needing replacement, making them a cost-effective choice in the long run.

3. Fast Switching: Thyratrons, like the BT-19, can switch on and off extremely quickly, making them ideal for use in high-frequency applications such as radio transmitters and oscilloscopes.

4. Low Noise: Thyratrons produce less noise compared to other types of tubes, which is beneficial in audio applications.

1. Limited Availability: Due to their age and the decline in use of thyratron tubes, finding new or refurbished BT-19 tubes can be challenging.

2. High Voltage Requirements: The BT-19 operates at high voltages (up to 3000 volts), which can make it dangerous to handle without proper precautions.

3. Complexity: Thyratrons are more complex tubes compared to other types, such as vacuum tubes. This complexity can make them more difficult to repair or replace.

4. Limited Applications: While the BT-19 is suitable for high-power applications, it may not be the best choice for low-power audio applications due to its large size and power requirements.

While the British Thomson-Houston (BTH) BT-19 Thyratron Radio/Audio Tube offers several advantages, including high power handling, long life span, fast switching, and low noise, its limited availability, high voltage requirements, complexity, and limited applications in audio make it a less common choice compared to other types of tubes. If you're looking for a tube for high-power industrial applications, the BT-19 could be a good fit, but for most audio applications, you may want to consider other types of tubes.

For audio applications, consider vacuum tubes such as the 12AX7 or EL34, which are more commonly available, easier to handle, and more suitable for a wide range of applications. For high-power industrial applications, the BT-19 could be a viable option if you can find it and have the necessary equipment to handle its high voltage requirements.

Details:

Shipping weight is 14 ounces. They are seldom seen tubes in the US that should be good for use or a tube collection. They appear to be new. Both test with good filaments, as I don't have a way to them further.

They are internally identical tubes. They came to me together, so likely were used together. The L numbers embossed on the tubes appear to be serial numbers, as they also press. You are buying on a pair of British Thompson Houston BTH type BT19 radio/audio thyraton output tubes made in England.

part #: bt19 price

• $170.00

specifications tubesocketvintagego:

• brand: British Thompson Houston
• mpn: Bt-19
• type: Audio Tubes
• bundle description: 2 Tubes
• custom bundle: Yes
• country of origin: United Kingdom
• modified item: No

payments tubesocketvintagego:

• wallet: Apple-pay
• credit card: Mastercard
• other

offer tubesocketvintagego:

• started: December 16, 2025
• sold: 0
• options: Ship-to-home
• quantity: 1
• availability: In Stock

seller tubesocketvintagego:

• city: Edmond, Oklahoma
• rating: 99.8%
• # reviews: 19363

returns tubesocketvintagego:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted
• method: Money back

general tubesocketvintagego:

• Vintage Audio Video > Vintage Parts Accessories > Vintage Tubes Tube Sockets
• condition: Used

shipping tubesocketvintagego:

• transit: 3-7 Days
• type: Calculated
• class: Standard, Expedited
• service: USPS Ground Advantage, USPS Priority Mail
• cost: $10.65
• carrier: USPS

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