Partio D21 tubes
Oy Helvar; Helsinki
- Country
- Finland
- Manufacturer / Brand
- Oy Helvar; Helsinki
- Year
- 1942
- Category
- Military Receiver
- Radiomuseum.org ID
- 206103
- Number of Tubes
- 4
- Main principle
- Superheterodyne (common)
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast, Long Wave and Short Wave.
- Power type and voltage
- Storage and/or dry batteries / 1,5 & 120 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Material
- Wooden case
- from Radiomuseum.org
- Model: Partio [D21 tubes] - Oy Helvar; Helsinki
- Shape
- Portable set > 8 inch (also usable without mains)
- Dimensions (WHD)
- 475 x 375 x 210 mm / 18.7 x 14.8 x 8.3 inch
- Notes
-
See also Helvar Partio with D11 tubes.
- Author
- Model page created by Timo Rantasaari. See "Data change" for further contributors.
- Other Models
-
Here you find 268 models, 231 with images and 93 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Oy Helvar; Helsinki
Collections
The model Partio is part of the collections of the following members.