Smaragd ECH11
Radiotechna, spol. s r. o., Praha-Prelouc
- Country
- Czechoslovakia
- Manufacturer / Brand
- Radiotechna, spol. s r. o., Praha-Prelouc
- Year
- 1943–1945
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 23314
-
- alternative name: Kresl & spol, CS
- Brand: Telefunken Praha
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 5
- Main principle
- Superheterodyne (common); ZF/IF 490 kHz
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast, Long Wave and Short Wave.
- Power type and voltage
- Alternating Current supply (AC) / 110-250 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Material
- Wooden case
- from Radiomuseum.org
- Model: Smaragd [ECH11] - Radiotechna, spol. s r. o.,
- Shape
- Tablemodel, low profile (big size).
- Dimensions (WHD)
- 590 x 385 x 285 mm / 23.2 x 15.2 x 11.2 inch
- External source of data
- Erb
- Source of data
- Ceskoslovenske prijimace 1933-1945, Baudys 1947
- Other Models
-
Here you find 69 models, 62 with images and 53 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Radiotechna, spol. s r. o., Praha-Prelouc
Collections
The model Smaragd is part of the collections of the following members.