I want sharing the cheapest modification for Rhydon Magnum IV Driver as follow :
A.
Driver : Magnum IV by Rhydon $ 135 USD
Air Chamber and Woody Housing : DIY by my Friend Calico $ 100 USD
Headband : buy china Headphone for $ 15 USD
Cable : Belden Military Spec $ 6 USD per M run
Connector : Cardas 6,3 mm $ 20 USD
Sound Quality compare another DIY Magnum IV Driver like below combination :
B .
Driver : Magnum IV by Rhydon
Air Chamber : Aluminium By Rhydon
Housing : Aluminium ex Grado MS 2 I old badge included Headband
Cable : Mogami
C.
Driver : Magnum IV by Rhydon
Air Chamber : Indonesian Wood Mahoni by Calico
Housing : Aluminium Gold finish ex Grado RS 325 I
D.
Driver : Magnum IV by Rhydon
Air Chamber and Housing : all in one Indonesian Wood Sonokeling By Calico
Cable : Mogami
SQ from the best Magnum IV DIY from left to right are :
A > C > D > B
A
High : open and extended
Mid : sweet , lush and clear
Bass : deep , tight and clean detail bass
Separation : very good , that we can detect the placement from the instrument in the orchestraq
Soundstage : the wider from all DIY above
This is my personal impression for cheap but good DIY modification Magnum IV
We are in total 15 People make DIY Magnum IV
Plesae see pictures below :
15 Woody Housing By Calico for magnum IV DIY
A Version Magum IV DIY with Belden Cable
D Version Magnum IV with Mogami cable
C Version Magnum IV drive by O2 modification