• Country
• Great Britain (UK)

• Manufacturer / Brand
• Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)

• Year
• 1925

• Category
• Commercial Transmitter & Receiver (TRX not Amateur)

• Radiomuseum.org ID
• 175221

• Number of Tubes
• 7

• Valves / Tubes

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Storage and/or dry batteries / 2 / 500 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Various materials

• from Radiomuseum.org
• Model: Artillery Transmitter & Receiver Y.P.1 - Marconi Co. Marconiphone,

• Shape
• Boatanchor (heavy military or commercial set >20 kg).

• Notes
• The Spanish artillery used it. Bands: 190-270 m. Transmitter: 3 tubes, Receiver: 4 tubes. Transmitter: 16 kg, Receiver: 14,5 kg, Antenna: 11 kg, Battery & generator ( muscle, 500 V): 19 kg. Original Quelle: Memorial de Artilleria (E).

• Net weight (2.2 lb = 1 kg)
• 59.5 kg / 131 lb 0.9 oz (131.057 lb)

• Literature/Schematics (1)
• Müszaki szemle, Budapest 1926/II.

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 501 models, 334 with images and 317 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)