Tube cross-reference
DL35 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the DL35 power - pentode (not beam). Compare core specifications and verify every restriction before using a replacement.
Exact variations of DL35
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.
1C5GT Power - Pentode (NOT beam)
- Base
- G-6X
- Socket
- IO
- Base pins
- 7
- Sections
- 1
- Heater voltage
- 1.4 V
- Heater current
- 0.1 A
Replacement tubes for DL35
The following tubes are recorded as possible replacements for DL35. This direction does not establish that DL35 can replace them.
Power - Pentode (NOT beam)
The database records 1C5GT as a possible replacement forDL35.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Power - Pentode (NOT beam) | Power - Pentode (NOT beam) |
| Construction | Pentode | Pentode |
| Base | Not recorded | G-6X |
| Socket | IO | IO |
| Base pins | 8 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 1.4 V | 1.4 V |
| Heater current | 0.1 A | 0.1 A |
Where DL35 can be used as the replacement
In these recorded relationships, DL35 is the replacement tube. The listed original tubes are not automatically suitable as replacements for DL35.
Power - Pentode (NOT beam)
The database records DL35 as a possible replacement for1C5GT.
No special restrictions are recorded for this substitution.
| Specification | DL35 replacement | Original tube |
|---|---|---|
| Tube type | Power - Pentode (NOT beam) | Power - Pentode (NOT beam) |
| Construction | Pentode | Pentode |
| Base | Not recorded | G-6X |
| Socket | IO | IO |
| Base pins | 8 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 1.4 V | 1.4 V |
| Heater current | 0.1 A | 0.1 A |
Power - Beam (NOT sweep)
The database records DL35 as a possible replacement for1Q5GT.
No special restrictions are recorded for this substitution.
| Specification | DL35 replacement | Original tube |
|---|---|---|
| Tube type | Power - Pentode (NOT beam) | Power - Beam (NOT sweep) |
| Construction | Pentode | BeamPower |
| Base | Not recorded | 6AF |
| Socket | IO | IO |
| Base pins | 8 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 1.4 V | 1.4 V |
| Heater current | 0.1 A | 0.1 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 DL35 specifications →