Eimac Power Tetrode Tube Model 4-400A

Manufacturer: Eimac

Model Number: 4-400A

Serial #:

Equipment Description: Power Tetrode Tube

Label Write-up:
A compact, ruggedly built, power tetrode. maximum plate dissipation of 400 watts. Forced air cooling. The low grid-plate capacitance allows simplification of the associated circuit. The tube is 6 inches high by 3.5 inches wide plus the special base.

Dates Produced: 1950s - 1960s

Original Price:

The museum's inventory number: MRT-1845

Located at Museum in: Tube Display Room