>
>> Other than the normal high voltage pre-cautions and reforming of the caps,
>> are there any other specifics I should look out for on the DRAKE L4-B.
>
>
>The tubes. 3-500Z's often don't do well sitting for years. They tend
>to gas up a bit, and may flash over when powered up.
>
story time
>The gettering agent is coated on the anode, and needs to be real
>hot before it activates fully. It would be better if you ran the amp on
>CW position and heated the anodes to a dull red before applying
>SSB voltage.
Graphite anodes are not coated with a gettering agent. Heating graphite
anodes results in a release of stored gas.
- Rich..., 805.386.3734, www.vcnet.com/measures.
end
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