Tube cross-reference
DF62 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the DF62 voltage pentode or tetrode (under 100v). Compare core specifications and verify every restriction before using a replacement.
Replacement tubes for DF62
The following tubes are recorded as possible replacements for DF62. This direction does not establish that DF62 can replace them.
Voltage Pentode or Tetrode (under 100V)
The database records 1AD4 as a possible replacement forDF62.
No special restrictions are recorded for this substitution.
| Specification | Original tube | Replacement |
|---|---|---|
| Tube type | Voltage Pentode or Tetrode (under 100V) | Voltage Pentode or Tetrode (under 100V) |
| Construction | Pentode | Pentode |
| Base | SUBMINIATURE | 1AD4 |
| Socket | WIRE8 | SUBMINIATURE7 |
| Base pins | 8 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 1.25 V | 1.25 V |
| Heater current | 0.1 A | 0.1 A |
Where DF62 can be used as the replacement
In these recorded relationships, DF62 is the replacement tube. The listed original tubes are not automatically suitable as replacements for DF62.
Voltage Pentode or Tetrode (under 100V)
The database records DF62 as a possible replacement for1AD4.
No special restrictions are recorded for this substitution.
| Specification | DF62 replacement | Original tube |
|---|---|---|
| Tube type | Voltage Pentode or Tetrode (under 100V) | Voltage Pentode or Tetrode (under 100V) |
| Construction | Pentode | Pentode |
| Base | SUBMINIATURE | 1AD4 |
| Socket | WIRE8 | SUBMINIATURE7 |
| Base pins | 8 | 7 |
| Sections | 1 | 1 |
| Heater voltage | 1.25 V | 1.25 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 DF62 specifications →