• Country
• Argentina

• Manufacturer / Brand
• Laboratorio ER; Ciudadela

• Year
• 1957

• Category
• Amateur-Receiver (amateur bands, may include broadcast bands)

• Radiomuseum.org ID
• 122640

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

• Number of Tubes
• 11

• Valves / Tubes
• 6BA6 6BE6 6BE6 6BA6 6BA6 6BA6 6AL5 6AT6 6AV6 6AQ5 6X4

• Main principle
• Superhet, double/triple conversion; ZF/IF 1600/100 kHz; 2 AF stage(s)

• Wave bands
• Short Wave (SW only)

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

• Loudspeaker
• - For headphones or amp.

• Power out
• 3 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: ER-1957 - Laboratorio ER; Ciudadela

• Shape
• Tablemodel, low profile (big size).

• Notes
• Cubre bandas de aficionados 80, 40, 20, 15 y 10 mts. exclusivament.

• Mentioned in
• - - Manufacturers Literature

• Author
• Model page created by Heriberto Tavella. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 1 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Laboratorio ER; Ciudadela