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EC70Sensibly equivalent¶ to:See also:
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The EC70 is a sub miniature VHF/UHF amplifier triode that was introduced in 1950 as part of the then new miniature valve series. It was designed as an oscillator for use at up to 500 MHz.![](../pics/aag0115a.jpg)
The anode is 13 mm long and the control grid has a heat sinking fin added at the top.Thanks to John Sykes for sending the photographs.The thin glass tube envelope is 9 mm in diameter, and excluding the B8D base wires is 37 mm tall.References: Data-sheet & 1040. Type EC70 was first introduced in 1950. See also 1950 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | ![](../static/key.gif) g1 | a | h | ic | nc | h | k | ic |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vg | mAa | Pdiss | Pout | freq | ![](../static/pdflogo.gif)
| 6.3 | 0.15 | 175 | - | 20.0 | 3.0W | 0.75W | 500MHz |
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PDF scanned from an original document held by the museum |
Updated January 06, 2022.
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