• Country
• Italy

• Manufacturer / Brand
• Geloso SA; Milano

• Year
• 1962

• Category
• Pre-stage (adaptor for SW/FM/VHF/UHF incl. built-in), Frequency converter

• Radiomuseum.org ID
• 99096

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

• Number of Tubes
• 4

• Valves / Tubes
• EC86 ECC88 ECF80 ECF80

• Main principle
• RF Converter/Adapter (not voltage converter)

• Wave bands
• Wave Bands given in the notes.

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

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: G4/154 - Geloso SA; Milano

• Shape
• Chassis only or for «building in»

• Notes
• Xtal-controlled converter for 2 meters HAM-band to 28···30 MHz HAM-band. Version 4/153 without built-in power-supply.

• Literature/Schematics (1)
• Bollettino Tecnico Geloso (n. 85, estate 1962)

• Other Models

• Here you find 956 models, 803 with images and 724 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Geloso SA; Milano