The PDF file OrionBandData which has AD5X design for a encoder which takes the band data output of an Orion and converts to proper levels the BCD data needed to band switching of Yaesu as well as ICOM amplifiers. Thanks to AD5X for the design. Download here.
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While working on antennas some people have a bad experience with the antena analyzer dropping from the tower etc. An useful solution would be to attach some kind of lanyard (cord, line) and then have the loop end over your head. That way, if this unit were to slip out of a pocket it would just hang at the end of the lanyard. I was also afraid of dropping the unit, or putting strain on the antenna connector of my SARK-110. Here is the solution.