Vintage National Union 39/44 VT-49 139 NU239 Pentode Radio Audio Vacuum Tube Valve- Bangybang.tube

Brand

National Union

Model

39/44

Type                                         

Pentode RF/IF-Stage Controlling (mu)

Use

Radio Reception

Similar/Equiv

VT-49 = 139 = NU-239 = NU-39/44

Condition

New in Box (NOS)

Tubes per listing

1