▁wide ) ▁ 3 rd s ▁( between ▁B - D , ▁F - A ( B ), ▁D - F .) ▁ ▁Tem per ament , ▁however , ▁is ▁a ▁give - and - take ▁situation : ▁none ▁is ▁a ▁perfect ▁solution . ▁It ▁must ▁also ▁be ▁remembered ▁that ▁temper ament ▁applies ▁only ▁to ▁instruments ▁with ▁fixed ▁pitch : ▁any ▁keyboard ▁instrument , ▁l utes , ▁vi ols , ▁and ▁so ▁forth . ▁Wind ▁mus icians , ▁sing ers ▁and ▁string ▁players ▁all ▁have ▁a ▁certain ▁degree ▁of ▁flex ibility ▁concerning ▁the ▁exact ▁pitch ▁and ▁in ton ation ▁of ▁what ▁they ▁play ▁and ▁may ▁therefore ▁be ▁free ▁of ▁such ▁restrict ive ▁systems . ▁When ▁the ▁two ▁classes ▁of ▁players ▁come ▁together , ▁it ▁is ▁important ▁when ▁evalu ating ▁a ▁temper ament ▁to ▁consider ▁the ▁t endencies ▁of ▁the ▁instruments ▁vs . ▁those ▁of ▁the ▁temper ament . ▁Kir n berger ▁II ▁would ▁only ▁have ▁been ▁applicable ▁to ▁keyboard ▁instruments ▁such ▁as ▁the ▁har ps ich ord ▁and ▁organ . ▁The ▁advantages ▁of ▁this ▁system ▁are ▁its ▁three ▁pure ▁major ▁third s ▁and ▁its ▁ten ▁pure ▁fifth s ; ▁the ▁dis adv antages ▁are , ▁of ▁course , ▁the ▁two ▁narrow ▁" half - w olf " ▁fifth s ▁and ▁the ▁three ▁P yth ag ore an , ▁super - wide ▁third s . ▁The ▁ch ords ▁are ▁not ▁unus able ▁but ▁certainly ▁must ▁not ▁be ▁used ▁frequently ▁or ▁in ▁close ▁succession ▁within ▁the ▁course ▁of ▁a ▁piece . ▁ ▁Kir n berger