Tube cross-reference
25L6GT alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 25L6GT power - beam (not sweep). Compare core specifications and verify every restriction before using a replacement.
Exact variations of 25L6GT
These designations belong to the same electrical variation group. Their names may differ because of international standards, manufacturing tolerances, or materials, but they are recorded as electrically equivalent—not merely substitutes.
25W6GT Power - TV Vertical Output
- Base
- 7AC
- Socket
- IO
- Base pins
- 7
- Sections
- 1
- Heater voltage
- 25 V
- Heater current
- 0.3 A
Replacement tubes for 25L6GT
The following tubes are recorded as possible replacements for 25L6GT. This direction does not establish that 25L6GT can replace them.
Power - Beam (NOT sweep)
The database records 6046 as a possible replacement for25L6GT.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Power - Beam (NOT sweep) | Power - Beam (NOT sweep) |
| Construction | BeamPower | BeamPower |
| Base | B7-7 | 7AC |
| Socket | IO | B7G |
| Base pins | 7 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 25 V | 25 V |
| Heater current | 0.3 A | 0.3 A |
Power - Beam (NOT sweep)
The database records 25L6 as a possible replacement for25L6GT.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Power - Beam (NOT sweep) | Power - Beam (NOT sweep) |
| Construction | BeamPower | BeamPower |
| Base | B7-7 | 7AC |
| Socket | IO | IO |
| Base pins | 7 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 25 V | 25 V |
| Heater current | 0.3 A | 0.3 A |
Power - Beam (NOT sweep)
The database records 25L6G as a possible replacement for25L6GT.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Power - Beam (NOT sweep) | Power - Beam (NOT sweep) |
| Construction | BeamPower | BeamPower |
| Base | B7-7 | Not recorded |
| Socket | IO | IO |
| Base pins | 7 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 25 V | 25 V |
| Heater current | 0.3 A | 0.3 A |
Power - TV Vertical Output
The database records 25W6GT as a possible replacement for25L6GT.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Power - Beam (NOT sweep) | Power - TV Vertical Output |
| Construction | BeamPower | BeamPower |
| Base | B7-7 | 7AC |
| Socket | IO | IO |
| Base pins | 7 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 25 V | 25 V |
| Heater current | 0.3 A | 0.3 A |
Where 25L6GT can be used as the replacement
In these recorded relationships, 25L6GT is the replacement tube. The listed original tubes are not automatically suitable as replacements for 25L6GT.
Power - Beam (NOT sweep)
The database records 25L6GT as a possible replacement for25L6.
No special restrictions are recorded for this substitution.
| Specification | 25L6GT replacement | Original tube |
|---|---|---|
| Tube type | Power - Beam (NOT sweep) | Power - Beam (NOT sweep) |
| Construction | BeamPower | BeamPower |
| Base | B7-7 | 7AC |
| Socket | IO | IO |
| Base pins | 7 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 25 V | 25 V |
| Heater current | 0.3 A | 0.3 A |
Power - Beam (NOT sweep)
The database records 25L6GT as a possible replacement for25L6G.
No special restrictions are recorded for this substitution.
| Specification | 25L6GT replacement | Original tube |
|---|---|---|
| Tube type | Power - Beam (NOT sweep) | Power - Beam (NOT sweep) |
| Construction | BeamPower | BeamPower |
| Base | B7-7 | Not recorded |
| Socket | IO | IO |
| Base pins | 7 | Not recorded |
| Sections | 1 | 1 |
| Heater voltage | 25 V | 25 V |
| Heater current | 0.3 A | 0.3 A |
Power - TV Vertical Output
The database records 25L6GT as a possible replacement for25W6GT.
No special restrictions are recorded for this substitution.
| Specification | 25L6GT replacement | Original tube |
|---|---|---|
| Tube type | Power - Beam (NOT sweep) | Power - TV Vertical Output |
| Construction | BeamPower | BeamPower |
| Base | B7-7 | 7AC |
| Socket | IO | IO |
| Base pins | 7 | 7 |
| 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 25L6GT specifications →