Yes, the Y-cable will work, as long as (a) the trigger voltage range required by both amps includes 12 volts, and (b) the sum of the current draw of both amp trigges is less than 50 mA. You may want to double check those two numbers in the 950 manual to make sure I have it right.
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Matthew J. Hill
matt@idsi.net
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Matthew J. Hill
matt@idsi.net