NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 61157 [CURRENT] referenced in following documents:
Document number | Edition | Title |
---|---|---|
DIN EN 61161 | 2013-11 | Ultrasonics - Power measurement - Radiation force balances and performance requirements (IEC 61161:2013); German version EN 61161:2013 More |