Wavemeter T.F. 643 A
Marconi Instruments, Marconi-Ekco (MI, MEI)
- Country
- Great Britain (UK)
- Manufacturer / Brand
- Marconi Instruments, Marconi-Ekco (MI, MEI)
- Year
- 1942 ?
- Category
- Service- or Lab Equipment
- Radiomuseum.org ID
- 82841
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 1
- Power type and voltage
- Dry Batteries / 1.5 Volt
- Loudspeaker
- - For headphones or amp.
- Material
- Metal case
- from Radiomuseum.org
- Model: Wavemeter T.F. 643 A - Marconi Instruments, Marconi-
- Dimensions (WHD)
- 280 x 250 x 180 mm / 11 x 9.8 x 7.1 inch
- Notes
- Ondametro della Marconi Cerco schema The instrument was supplied with2 valves - one a spare. 4 frequency ranges, 20-37 / 37-70 /70-130 /130-300MHz. The circuit uses the grid of the HL23 as a diode or the diode of the HL23DD. Headset socket provided.
- Net weight (2.2 lb = 1 kg)
- 5.9 kg / 12 lb 15.9 oz (12.996 lb)
- Source of data
- -- Collector info (Sammler)
- Author
- Model page created by Rino Ferro † 2008. See "Data change" for further contributors.
- Other Models
-
Here you find 96 models, 83 with images and 41 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Marconi Instruments, Marconi-Ekco (MI, MEI)
Collections
The model Wavemeter is part of the collections of the following members.