Portable subjective noise meter
Portable subjective noise meter, designed and constructed by Metropolitan Vickers and Co., Manchester, United Kingdom, 1933
- Object Number:
- 1935-321 Pt1
- type:
- meter
Portable subjective noise meter, with carrying strap that was removed for display purposes, designed and constructed by Metropolitan Vickers and Co., Manchester, United Kingdom, 1933
Portable subjective noise meter, designed and constructed by Metropolitan Vickers and Co., Manchester, United Kingdom, 1933
Carrying strap for portable subjective noise meter, by Metropolitan Vickers and Co., Manchester, United Kingdom, 1933
Metal spring, from portable subjective noise meter, by Metropolitan Vickers and Co., Manchester, United Kingdom, 1933