Thexar-V: Xa-Sha-Ven — Sha-El 04: Sha-Rass-El — Music
"Four ears of a Xha'Ruun hear what is inaccessible to other species. Our music is not merely sound. It is the harmony of the spheres, translated into frequencies." — Guild of Artists, music division
Ruun-ak rass: → rhu [Thexar-V, Sha-El 01, "Sha-Ven-El"], → rhu [Thexar-I, Ruun 08, "Xa-Sha-Ven"] Mor-ven: One academic tradition uses 12-tone equal temperament; the Xha'ri hearing range — 8 Hz to 42 kHz — includes frequencies outside some other species’ hearing. This catalogue groups twenty-four traditional instruments; the modern era adds digital and bio-acoustic.

4.1 Musical System
| Parameter | Value |
|---|---|
| Tuning | 12-tone equal temperament — one academic system |
| Xha'ri hearing range | 8 Hz – 42 kHz |
| Traditional instruments in this catalogue | 24 |
| Modern instruments | Digital, bio-acoustic |
4.2 Instruments
| Instrument | Type | Description |
|---|---|---|
| Khar-Ven | String | 12 strings, plucked |
| Mor-Thal | Wind | Long tube, deep sound |
| Sha-Rass | Percussion | Membrane from kharru skin |
| Thel-Horn | Electronic | Electronic synthesizer |
Ruun Ven
- One academic tuning system uses 12-tone equal temperament.
- Xha'ri hearing range — 8 Hz – 42 kHz.
- 24 traditional instruments in this catalogue.
- Four families: string, wind, percussion, electronic.
- Modern era: digital and bio-acoustic instruments.
The stated hearing limits describe a species range, not identical sensitivity in every listener. Age, hearing damage and volume affect audibility. Local instruments, voices and sustained overtones need not conform to academic equal temperament.