• Country
• United States of America (USA)

• Manufacturer / Brand
• Radolek Co., Chicago

• Year
• 1937 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 52858

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

• Number of Tubes
• 3

• Valves / Tubes
• 6C6 43 25Z5

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• AC/DC-set / 110 Volt

• from Radiomuseum.org
• Model: 45 Selective Talk System - Radolek Co., Chicago

• Notes
• Master station with operator and 5 remote stations which can be selected by the operator only. A remote station can call the operator only. Listen - talk switch at the Master station only. No connection between remote stations.
  Resistance line cord 240 Ohms.

• Literature/Schematics (1)
• Rider's Perpetual, Volume 8 = 1937 and before (p.8-1)

• Author
• Model page created by Peter Rutishauser. See "Data change" for further contributors.

• Other Models

• Here you find 236 models, 118 with images and 63 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radolek Co., Chicago