Tube cross-reference
1LN5 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 1LN5 voltage pentode - sharp cutoff (single). Compare core specifications and verify every restriction before using a replacement.
Replacement tubes for 1LN5
The following tubes are recorded as possible replacements for 1LN5. This direction does not establish that 1LN5 can replace them.
Voltage Pentode - Sharp Cutoff (single)
The database records 1LC5 as a possible replacement for1LN5.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage Pentode - Sharp Cutoff (single) | Voltage Pentode - Sharp Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 7AO | 7AO |
| Socket | B8G | B8G |
| Base pins | 8 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 1.4 V | 1.4 V |
| Heater current | 0.05 A | 0.05 A |
Where 1LN5 can be used as the replacement
In these recorded relationships, 1LN5 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 1LN5.
Voltage Pentode - Sharp Cutoff (single)
The database records 1LN5 as a possible replacement for1LC5.
No special restrictions are recorded for this substitution.
| Specification | 1LN5 replacement | Original tube |
|---|---|---|
| Tube type | Voltage Pentode - Sharp Cutoff (single) | Voltage Pentode - Sharp Cutoff (single) |
| Construction | Pentode | Pentode |
| Base | 7AO | 7AO |
| Socket | B8G | B8G |
| Base pins | 8 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 1.4 V | 1.4 V |
| Heater current | 0.05 A | 0.05 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 1LN5 specifications →