How To Use Heckelphone In A Sentence

For a while last year they had a heckelphone on their second-hand list for a little over £20 000.
A bass or baritone oboe, an octave below the treble, has always been rare, though composers do occasionally write for it and the wider-bore but otherwise similar heckelphone.
Is that the antique twang of an epigonion, or the sweet trill of the piccolo heckelphone? Times, Sunday Times
The demand for heckelphones is not high…
Other unusual instruments such as guitars, saxophones, bass flutes, heckelphones, Wagner tubas, and so on may be used as well, depending upon the music

Heckelphone, ondes-martenot, tubax, contrabassoon, serpent, octobasse, flugelhorn, euphonium are examples of musical instruments whose sex appeal does not live up to their exotic sounding names.
Casts and orchestras are kept small: no heckelphones or Wagner tubas in his scoring.
The heckelphone was developed in response to Richard Wagner's request when he visited the Heckel factory, a German bassoon manufacturer, in the late nineteenth century.
As an oboist, he has performed orchestral, chamber and contemporary music; he also plays the heckelphone.
For example, the heckelphone part in his Alpine Symphony descends to F, four notes lower than the range of any heckelphone ever built!
It is thought that there are less than 100 heckelphones in the world.
Heckelphone, ondes-martenot, tubax, contrabassoon, serpent, octobasse, flugelhorn, euphonium are examples of musical instruments whose sex appeal does not live up to their exotic sounding names.
Perhaps also the bass-oboe or heckelphone come into this way of thinking, although some solo and chamber works for these instruments are coming to be known.