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7A21N: Difference between revisions
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introduced
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(introduced) |
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image=Tek 7a21n front.jpg| | image=Tek 7a21n front.jpg| | ||
caption=7A21 front panel| | caption=7A21 front panel| | ||
years= | years=1972 – ?| | ||
type=Vertical Amplifier| | type=Vertical Amplifier| | ||
series=[[7000-series scopes]]| | series=[[7000-series scopes]]| | ||