• Country
• Italy

• Manufacturer / Brand
• Geloso SA; Milano

• Year
• 1965 ??

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

• Radiomuseum.org ID
• 99087

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

• Number of Tubes
• 5

• Valves / Tubes
• 6CW4 6CW4 6CW4 6CW4 6CW4

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

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Powered by external power supply or a main unit. / 6,3 & 70 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Convertitore G4/161 - Geloso SA; Milano

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 220 x 70 x 55 mm / 8.7 x 2.8 x 2.2 inch

• Notes
• Convertitore a cristallo di quarzo per i 144 MHz uscita da collegare ad un ricevitore con banda 26-30 MHz. Le valvole sono tipo nuvistor. Alimentatore esterno G4/159

• Net weight (2.2 lb = 1 kg)
• 1.1 kg / 2 lb 6.8 oz (2.423 lb)

• Price in first year of sale
• 39,000.00 lire

• Mentioned in
• Bollettino Tecnico Geloso (N. 103 dell'inverno 1966-67 pag. 21)

• Author
• Model page created by Giuseppe Antonio Tusini. See "Data change" for further contributors.

• Other Models

• Here you find 953 models, 803 with images and 716 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Geloso SA; Milano