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  ONE    RCA 19HV8 TUBE NOS NIB IN ORIGINAL BOX.

  The 19HV8 vacuum tube is a specific type of PENTODE TRIODE tube primarily used in television applications, particularly in audio circuits. The pentode section is useful for and intermediate frequency amplifier and the triode section as a audio voltage amplifier. Here's some information about it:

1. Type: Vacuum Tube (Electron Tube)
2. Classification: PENTODE TRIODE
3. Heater Voltage: 19V
4. Heater Current: 0.3A
5. Max Plate Voltage: Typically around 330V
6. Max Plate Dissipation: Varies based on manufacturer's specifications
7. Socket: 9-pin miniature (B9A base)
8. Function: Serves as an audio amplifier tube.
9. Manufacturer: The 19HV8 tube was manufactured by various companies, including RCA, Sylvania, GE, and others.

It retains significance in vintage television restoration and repair projects, as well as in the pursuits of tube audio and radio enthusiasts.

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