Below are the currently offered sound models for the Iskra.  They have been carefully chosen to avoid problematic freqencies created in the cavity of the instruments, so as to only provide the best sound.  The Sound Model names in blue text link to video examples.  Not all sound models have available videos yet, but they will be added in due time.

(F) C Eb F G Ab C Eb F

(F) C Eb F G Ab C Db F

(G) C Db E F G Ab C Db

(F) C C# F G G# C C# F

(F) C C# Eb F G G# C C#

(F) C Eb F Ab C Db Eb F

(F) C Db F G Ab C Eb F

(G) B C D Eb F G Ab C

(F) C Db Eb F G Ab C Eb

(F) C Db E F G Ab C Db

(G) C D Eb G Ab C D Eb

(G#) C C# Eb G G# C C# Eb

(F) C D E F G C D E

(F) C Eb F G Ab C Eb F

(F) C Eb F G Ab C Db F

(G) C Db E F G Ab C Db

(F) C C# F G G# C C# F

(F) C C# Eb F G G# C C#

(F) C Eb F Ab C Db Eb F

(F) C Db F G Ab C Eb F

(G) B C D Eb F G Ab C

(F) C Db Eb F G Ab C Eb

(F) C Db E F G Ab C Db

(G) C D Eb G Ab C D Eb

(G#) C C# Eb G G# C C# Eb

(F) C D E F G C D E