Ruckers double à petit ravalement
This instrument is based on the standard Ruckers "transposing" harpsichord, with a moderate rebuild to bring it up to the standards of the early 18th century. The compass is GG, AA - d'''. 8' and buff on the upper manual, 8' and 4' on the lower and a shove coupler to make all registers accessible from the lower manual. It can be made to transpose, either between 415 and 440, or 415 and 392.

Mietke single
This instrument is based on the Mietke 1710 harpsichord which is preserved in Hudiksvall, Sweden. It is brass strung with two 8' registers. The compass is GG,AA -c '''or d'''. It can be made to transpose 392 - 415 - 440.

Couchet-Taskin à grand ravalement
A full 5 octave late French ravalement, based on the original in the Nydahl collection. The compass is FF - f'''. 8' and buff on the upper manual, 8' and 4' on the lower and a shove coupler to make all registers accessible from the lower manual. It can be made to transpose 392 - 415 - 440.