Quartz Plate 4022 Grp.1 250 kHz
Standard Telephones and Cables Ltd. (STC); London, Foots Cray
- Country
- Great Britain (UK)
- Manufacturer / Brand
- Standard Telephones and Cables Ltd. (STC); London, Foots Cray
- Year
- 1947
- Category
- Radio part (not a module)
- Radiomuseum.org ID
- 356744
-
- Brand: Micromesh tubes
- Wave bands
- Wave Bands given in the notes.
- Power type and voltage
- No Power needed
- Loudspeaker
- - - No sound reproduction output.
- Material
- Various materials
- from Radiomuseum.org
- Model: Quartz Plate 4022 Grp.1 250 kHz - Standard Telephones and Cables
- Shape
- Miscellaneous shapes - described under notes.
- Dimensions (WHD)
- 30 x 71 x 30 mm / 1.2 x 2.8 x 1.2 inch
- Notes
-
250.000 KHz quartz crystal resonator mounted in evacuated glass envelope with international octal base. Dated March 1947. The upper mica support inside the envelope is marked '250 k/c'. The digit '3' is also marked on this support, as well as on one corner of the quartz plate.
- Net weight (2.2 lb = 1 kg)
- 0.035 kg / 0 lb 1.2 oz (0.077 lb)
- Author
- Model page created by Bruce Taylor. See "Data change" for further contributors.
- Other Models
-
Here you find 38 models, 33 with images and 11 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Collections
The model Quartz Plate is part of the collections of the following members.