• Country
• United States of America (USA)

• Manufacturer / Brand
• Howard Radio Company; Chicago, IL

• Year
• 1940 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 44594

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

• Number of Tubes
• 10

• Valves / Tubes
• 6SK7 6A8GT 6SK7 6Q7GT 6U5 6Q7GT 6J5GT 6V6GT 6V6GT 80

• Main principle
• Superhet with RF-stage; ZF/IF 465 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast plus 2 Short Wave bands.

• Details
• Recording phonogr.-Disc Recorder

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

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

• from Radiomuseum.org
• Model: 568-R - Howard Radio Company; Chicago,

• Shape
• Console with any shape - in general

• Notes
• BC (550 - 1700 kHz), SW1 (2.2 - 7.5 MHz) and SW2 (7.0 - 22.0 MHz) bands. Tuning eye, push-pull audio amplifier. Disc recorder and automatic record changer.

• External source of data
• Ernst Erb

• Source of data
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Circuit diagram reference
• Rider's Perpetual, Volume 11 = ca. 1940 and before

• Other Models

• Here you find 354 models, 153 with images and 214 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Howard Radio Company; Chicago, IL