7JP4

Summary

7JP4 is a vacuum tube model^[1]. 7JP4 draws 3 Wikipedia views per month (vacuum_tube_model category, ranking #15 of 18).^[2]

Key Facts

• 7JP4's image is recorded as 7JP4 Electrostatic Picture Tube Side View (late 1940).jpg^[3].
• 7JP4's image is recorded as RCA 7JP4 Electrostatic Picture Tube Front View (late 1940).jpg^[4].
• 7JP4's instance of is recorded as vacuum tube model^[5].
• 7JP4's subclass of is recorded as cathode ray tube^[6].
• 7JP4's has use is recorded as radar display^[7].
• 7JP4's has use is recorded as black and white television^[8].
• 7JP4's Commons category is recorded as 7JP4^[9].
• +1944-00-00T00:00:00Z marks the founding of 7JP4^[10].
• 7JP4's Freebase ID is recorded as /m/02x4z49^[11].
• 7JP4's complies with is recorded as RETMA tube designation^[12].
• 7JP4's Radiomuseum vacuum tube/transistor ID is recorded as 7jp4^[13].

Body

Designation and Status

7JP4's instance of is recorded as vacuum tube model^[5].

History and Context

+1944-00-00T00:00:00Z marks the founding of 7JP4^[10].

Why It Matters

7JP4 draws 3 Wikipedia views per month (vacuum_tube_model category, ranking #15 of 18).^[2]