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Hi Nomad,


Pin 1 - 13.8vdc

Pin 9 - 13.2vdc


Regarding the same fault in 2 radios, that relay of info is somewhat on me.  The user has 2 2990's pre 1999 and "said" that they both exhibit the same problem.  I have only checked one at this point and at startup it had very low volume.  I did a quick receive alignment and it does receive well. 12db sinad at -120db.  I replaced C46 and C224 and it still has low volume.