Tractrix midrange horn (Pt II) – drive units

In my Tractrix Midrange Horn, the loudspeaker drive units in use for the last few years are the SEAS FA22RCZ.

This driver is inexpensive but materials & build quality are excellent, as you would expect from SEAS.

I have added a tweeter, a Fostex T90A.  This tweeter is sensitive (106dB/W/m).   Continue reading

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Mauhorn IV

The Mauhorn was designed by Andreas Mau, a German Lowther enthusiast, in around 1995

Actually, Andreas designed 2 similar Mauhorns at that time – the Mauhorn IV (shorter 3.5m long horn, larger driver chamber) and the Mauhorn V (longer 4.5m long horn, smaller driver chamber). Continue reading