File:ECH81 Tungsram.jpg
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Summary
[edit]DescriptionECH81 Tungsram.jpg |
English: The ECH81 triode heptode - role of frequency changer (mixer) in superhet receivers for AM reception. The ECH81 acting as oscillator and mixer for AM and the heptode being the first IF amplifier on FM.
Manufactured by Tungsram, Hungary, 1970s. |
Date | |
Source | Own work |
Author | Mister rf |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 16:56, 29 April 2023 | 3,379 × 4,200 (3.92 MB) | Mister rf (talk | contribs) | Uploaded own work with UploadWizard |
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Orientation | Normal |
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Software used | ACD Systems Digital Imaging |
File change date and time | 18:46, 29 April 2023 |
Y and C positioning | Centered |
DateTime subseconds | 530 |