10JA5 Vacuum Tube – Beam Power Pentode for TV Output Service

The 10JA5 is a beam power pentode from the "10" series of television service tubes, built for output-stage duty in compact TV receivers.

• Tube type: Beam power pentode
• Heater: ~10V AC (series-string TV tube family)
• Typical use: Output stage in television receiver circuits

Related to the 6JA5, which is rated for 400V plate voltage and 19W plate dissipation in its 6.3V-heater form.