• Country
• Italy

• Manufacturer / Brand
• Geloso SA; Milano

• Year
• 1964

• Category
• Commercial Transmitter (TX not Transceiver)

• Radiomuseum.org ID
• 123058

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

• Number of Tubes
• 8

• Valves / Tubes
• 6U8 6AH6 6CL6 6146 12AX7 12AU7 807 807 0A2

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC) / 110-280 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Trasmettitore G4/223 - Geloso SA; Milano

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

• Dimensions (WHD)
• 520 x 260 x 250 mm / 20.5 x 10.2 x 9.8 inch

• Notes
• Trasmittente solo gamme amatoriali in AM e CW. Gamme 80, 40, 20, 15, 10 m. Potenza di uscita RF 50 watt. Diodi raddrizzatori n. 10, alimentazione 1S1693, 8x1S1695 al silicio, 0A81 germanio.
  Quarzi impiegati n. 5.
  Amateur bands transmitter G4/223, type of trasmission: AM-CW, Range 80, 40, 20, 15 m single range, 10 m double range.

• Literature/Schematics (1)
• Bollettino Tecnico Geloso (n. 95 inverno 1964-1965)

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

• 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