Tube-number record
DP7-5
0 archive entries
DP7-5 is a tube type in the TubeDatabase archive (class: Cathode Ray Tube). Recorded specifications: brand Philips, construction Display / CRT, and maximum plate voltage 800 V. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassCathode Ray Tube
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Sections1
Filament / Heater
Heater NotesData based on typical DG 7-5 parameters referenced as base type
Absolute Maximum Ratings
Plate Voltage800 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Test Conditions | 800 V | — | — | — | — |
Application Notes
DP7-5 is a variant of type DG7-5. Report indicates initial screen fault issues (blue stains) were resolved in later production batches.
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