Henry Engineering user reviews

Henry Engineering's The Matchbox is a two impedance converter. It's designed for use in the studio where you might need to convert a lower impedance or vice versa. It's the older version of the Mat…

This is a really cool device that I would never have known about had I not worked in a studio where it was needed. I've discovered that simply converting from an unbalanced -10db audio source to a +4…

The Henry Engineering Matchbox HD is what they call a stereo level and impedance interface. Basically, it converts unbalanced -10 db levels to a balanced +4 connection. It has connections in the fo…