IEC 60118-7 Ed. 2.0 b:2005, Electroacoustics – Hearing aids – Part 7: Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes by IEC TC/SC 29

IEC 60118-7 Ed. 2.0 b:2005, Electroacoustics - Hearing aids - Part 7: Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes by IEC TC/SC 29

Continue reading “IEC 60118-7 Ed. 2.0 b:2005, Electroacoustics – Hearing aids – Part 7: Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes by IEC TC/SC 29”

2nd Edition – Design of Mixed-Flow Pumps and Fans: Characteristics of real fluids; Mixed flow pumps/fans;In-flow; Impeller; Flow through guide-vanes; … control; Operation of fan group. (Volume 1) by Dr. M. A. Zaher

2nd Edition - Design of Mixed-Flow Pumps and Fans: Characteristics of real fluids; Mixed flow pumps/fans;In-flow; Impeller; Flow through guide-vanes; ... control; Operation of fan group. (Volume 1) by Dr. M. A. Zaher

Continue reading “2nd Edition – Design of Mixed-Flow Pumps and Fans: Characteristics of real fluids; Mixed flow pumps/fans;In-flow; Impeller; Flow through guide-vanes; … control; Operation of fan group. (Volume 1) by Dr. M. A. Zaher”