Whats the difference between these 2 Mini-Circuits parts?

Wireless and IoT RF and Wireless
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What is the difference between TC1-1-13MA+ and TC1-1-13M+?

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@jessica
There is no difference between TC1-1-13M+ and TC1-1-13MA+; they have the same performance, footprint, and packaging.
Model TC1-1-13MA+ is a reference design that became a catalog model.