Sound Level Indicator 1408E
Dawe Instruments Ltd.; Brentford, Middlesex
- Country
- Great Britain (UK)
- Manufacturer / Brand
- Dawe Instruments Ltd.; Brentford, Middlesex
- Year
- 1964 ??
- Category
- Service- or Lab Equipment
- Radiomuseum.org ID
- 338643
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- Semiconductors present.
- Semiconductors
- Wave bands
- - without
- Power type and voltage
- Dry Batteries / 9 Volt
- Loudspeaker
- - - No sound reproduction output.
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: Sound Level Indicator 1408E - Dawe Instruments Ltd.;
- Dimensions (WHD)
- 3 x 6 x 2.25 inch / 76 x 152 x 57 mm
- Notes
-
The Dawe type 1408E is a pocket-sized sound level indicator, working completely with transistors and powered by a 9V battery for approxiamately 70 hours of operation.
It covers the sound level range of 40-120 dB in six overlapping ranges and employs a built-in moving coil microphone.
See also Model 1408D.
- Net weight (2.2 lb = 1 kg)
- 0 lb 14 oz (0.875 lb) / 0.397 kg
- Mentioned in
- Electronic Engineering, volume 36, January 1964
- Author
- Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.
- Other Models
-
Here you find 22 models, 18 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Dawe Instruments Ltd.; Brentford, Middlesex