Tube cross-reference
1BQ2 alternatives, equivalents, and replacements
Review exact electrical variations and directional substitutions recorded for the 1BQ2 rectifier - tv line scan boost. Compare core specifications and verify every restriction before using a replacement.
Exact variations of 1BQ2
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.
DY802 Rectifier - TV Line Scan Boost
- Base
- NOVAL
- Socket
- B9A
- Base pins
- 9
- Sections
- 1
- Heater voltage
- 1.4 V
- Heater current
- 0.6 A
Where 1BQ2 can be used as the replacement
In these recorded relationships, 1BQ2 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 1BQ2.
Rectifier - TV Line Scan Boost
The database records 1BQ2 as a possible replacement forDY802.
No special restrictions are recorded for this substitution.
| Specification | 1BQ2 replacement | Original tube |
|---|---|---|
| Tube type | Rectifier - TV Line Scan Boost | Rectifier - TV Line Scan Boost |
| Construction | Rectifier | Rectifier |
| Base | E91 | NOVAL |
| Socket | Not recorded | B9A |
| Base pins | 9 | 9 |
| Sections | 1 | 1 |
| Heater voltage | 1.4 V | 1.4 V |
| Heater current | 0.6 A | 0.6 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 1BQ2 specifications →