Precision sound level meter type 2203 serial no.105252
- Made:
- 1960-1979 in Denmark and Copenhagen
- manufacturer:
- Brüel & Kjær (Sound and Vibration Measurement) A/S
Precision sound level meter type 2203 serial no.105252, fitted with one-inch condenser microphone type 4145 serial no.436055, made in Denmark by Bruel & Kjaer, Copenhagen, nominal range 10dB to 130dB on rotary switch and -10db to +10db on meter (glass of meter dial cracked)
Details
- Category:
- Acoustics
- Object Number:
- 1992-848
- type:
- sound-level meter
- credit:
- Civil Aviation Authority. Chief Scientis