• Country
• United States of America (USA)

• Manufacturer / Brand
• Climax Radio & Television Co, Inc.; Chicago, IL

• Year
• 1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 170743

• • alternative name: Amplitron

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

• Number of Tubes
• 6

• Valves / Tubes
• 6A7 6D6 75 43 6G5 25Z5

• Number of Transistors

• Semiconductors
• L42C

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• AC/DC-set / Either DC 115V or AC 115 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Emerald Ch = AHE - Climax Radio & Television Co,

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

• Dimensions (WHD)
• 17 x 8.5 x 8.5 inch / 432 x 216 x 216 mm

• Notes

• The Climax Radio and Television Emerald is a AC/DC operated 6 tube BC and SW band receiver.  Uses ballast tube L42C.  Has tuning eye.  Also uses Bias Cell.

• Source of data
• Machine Age to Jet Age II

• Mentioned in
• Radio Retailing (Radio & Television R.) (June 1937.)

• Literature/Schematics (1)
• Rider's Perpetual, Volume 8 = 1937 and before (Riders Climax 8-3)

• Author
• Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.

• Other Models

• Here you find 133 models, 22 with images and 122 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Climax Radio & Television Co, Inc.; Chicago, IL