Tube cross-reference
30P4 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 30P4 power - tv horizontal output (sweep). Compare core specifications and verify every restriction before using a replacement.
Replacement tubes for 30P4
The following tubes are recorded as possible replacements for 30P4. This direction does not establish that 30P4 can replace them.
Power - TV Horizontal Output (sweep)
The database records 25GF6 as a possible replacement for30P4.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Power - TV Horizontal Output (sweep) | Power - TV Horizontal Output (sweep) |
| Construction | BeamPower | BeamPower |
| Base | Not recorded | Not recorded |
| Socket | IO | OCTAL7 |
| Base pins | Not recorded | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 25 V | 25 V |
| Heater current | 0.3 A | 0.3 A |
Where 30P4 can be used as the replacement
In these recorded relationships, 30P4 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 30P4.
Power - TV Horizontal Output (sweep)
The database records 30P4 as a possible replacement for25E5.
No special restrictions are recorded for this substitution.
| Specification | 30P4 replacement | Original tube |
|---|---|---|
| Tube type | Power - TV Horizontal Output (sweep) | Power - TV Horizontal Output (sweep) |
| Construction | BeamPower | BeamPower |
| Base | Not recorded | Not recorded |
| Socket | IO | Not recorded |
| Base pins | Not recorded | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 25 V | 25 V |
| Heater current | 0.3 A | 0.3 A |
Power - TV Horizontal Output (sweep)
The database records 30P4 as a possible replacement for25GF6.
No special restrictions are recorded for this substitution.
| Specification | 30P4 replacement | Original tube |
|---|---|---|
| Tube type | Power - TV Horizontal Output (sweep) | Power - TV Horizontal Output (sweep) |
| Construction | BeamPower | BeamPower |
| Base | Not recorded | Not recorded |
| Socket | IO | OCTAL7 |
| Base pins | Not recorded | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 25 V | 25 V |
| Heater current | 0.3 A | 0.3 A |
Verify before substituting
Matching a base or heater voltage is not enough to prove that two tubes are interchangeable. Check pin connections, heater current, maximum ratings, bias requirements, warm-up behavior, and the equipment manufacturer’s service documentation before making a substitution.
View the complete 30P4 specifications →