Sorry, the above message got messed up big time.
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This works great! The problem occurs when a macro calls the button. The hold is not long enough.
The protocol is RCA. The problem only occurs with the RCA video selector. The TV responses instantly without the need for a button "hold"
I am now the owner of a UEIC 8200B00 (perhaps only sold in Canada) and a 15-1994. The interface should be completed on the weekend.
