Band Pass Filter Set type 1612 serial no. 190546

Made:
1965-1974
Band Pass Filter Set type 1612 serial no

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Band Pass Filter Set type 1612 serial no
Science Museum Group
© The Board of Trustees of the Science Museum

Band Pass Filter Set type 1612 serial no. 190546, Made in Denmark by Bruel & Kjaer, Copenhagen, one-third octave or one octave bands, frequency range 12.5 to 40000 Hz, 1965-74.

Details

Category:
Acoustics
Object Number:
1997-1470
type:
band pass filter
credit:
British Gas plc