File:Heptode Pentagrid.png
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Summary
| Description |
English: Top: Basic indirectly-heated heptode pentagrid circuit Bottom: Basic directly-heated heptode pentagrid circuit |
| Date | |
| Source | Own work |
| Author | Mkratz |
Licensing
I, the copyright holder of this work, hereby publish it under the following licence:
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported licence.
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the licence, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:57, 21 December 2019 | | 300 × 492 (12 KB) | wikimediacommons>Foxiest | Schematics corrected: screen grides blocking capacitors added, battery tube anode voltage decreased to 50 V |
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