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Month: February 2008

Alpha 87a Fault 1 / Downlevel modification

By admin   Posted in Amplifiers
Posted on February 9, 2008March 23, 2017

Alpha 87A Amplifier Fault 1  & the ‘downlevel amplifier’ I purchased a used Alpha 87A amplifier from a local ham in April of 2007, and enjoyed using it for a number of months. One evening in October 2007, while trying to work some 160 meter DX, the amplifier faulted on keydown, turning itself off. Upon …

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