Tube cross-reference
DL70 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the DL70 power - pentode (not beam). Compare core specifications and verify every restriction before using a replacement.
Where DL70 can be used as the replacement
In these recorded relationships, DL70 is the replacement tube. The listed original tubes are not automatically suitable as replacements for DL70.
Voltage Pentode
The database records DL70 as a possible replacement for6373.
No special restrictions are recorded for this substitution.
| Specification | DL70 replacement | Original tube |
|---|---|---|
| Tube type | Power - Pentode (NOT beam) | Voltage Pentode |
| Construction | Pentode | Pentode |
| Base | Not recorded | 8CP |
| Socket | WIRE8 | IO |
| Base pins | 8 | 8 |
| Sections | 1 | 1 |
| Heater voltage | 1.25 V | 1.25 V |
| Heater current | 0.11 A | 0.11 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 DL70 specifications →