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5146TW; Helvar Suomen (ID = 277408) Radio 5146TW; Helvar Suomen (ID = 277412) Radio
5146TW; Helvar Suomen (ID = 277411) Radio 5146TW; Helvar Suomen (ID = 277401) Radio
5146TW; Helvar Suomen (ID = 277403) Radio 5146TW; Helvar Suomen (ID = 277404) Radio
5146TW; Helvar Suomen (ID = 277405) Radio 5146TW; Helvar Suomen (ID = 277406) Radio
5146TW; Helvar Suomen (ID = 277409) Radio 5146TW; Helvar Suomen (ID = 277410) Radio
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5146TW; Helvar Suomen (ID = 277408) Radio
Helvar Suomen: 5146TW [Radio] ID = 277408 933x700
Select picture or schematic to display from thumbnails on the right and click for download.
For model 5146TW, Helvar (Suomen Koneliike); Helsinki
Country:  Finland
Manufacturer / Brand:  Helvar (Suomen Koneliike); Helsinki
alternative name
Arma, Helsinki
Year: 1948 ? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: UCH21 UF21 UF21 UBL21 UM4 UY1N
Main principle Super-Heterodyne (Super in general)
Wave bands Broadcast, Long Wave and Short Wave.
Power type and voltage AC/DC-set / 110, 125, 220, 240 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 18 cm = 7.1 inch
Power out
from Model: 5146TW - Helvar Suomen Koneliike;
Material Wooden case
Dimensions (WHD) 515 x 320 x 245 mm / 20.3 x 12.6 x 9.6 inch
Notes Laji 5146 TW chassis is like Laji 569, but has a detector tube UM4.
Net weight (2.2 lb = 1 kg) 7.1 kg / 15 lb 10.2 oz (15.639 lb)
Source of data - - Data from my own collection

Model page created by Jari Aalto. See "Data change" for further contributors.

All listed radios etc. from Helvar (Suomen Koneliike); Helsinki
Here you find 248 models, 205 with images and 91 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.