• Country
• Switzerland

• Manufacturer / Brand
• Echophone, Marke (ab 1937) von Apco AG; Zürich

• Year
• 1953 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 328431

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 4

• Valves / Tubes
• ECH42 EAF42 EBC41 EL41

• Number of Transistors

• Semiconductors
• Selenium-Rectifier

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110; 150; 220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 13 cm = 5.1 inch

• Power out
• 3 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Record SW [mit EL41] - Echophone, Marke ab 1937 von

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 295 x 210 x 150 mm / 11.6 x 8.3 x 5.9 inch

• Notes

• Das Gerät hat einen Transformator mit Netztrennung und als Endröhre eine EL41. Sonst ist es baugleich mit dem schon gelistetem Record SW mit EL13.

• Net weight (2.2 lb = 1 kg)
• 3.6 kg / 7 lb 14.9 oz (7.93 lb)

• Author
• Model page created by Manfred Rauschen. See "Data change" for further contributors.

• Other Models

• Here you find 27 models, 14 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Echophone, Marke (ab 1937) von Apco AG; Zürich