• Country
• Switzerland

• Manufacturer / Brand
• Trialmo AG, Zürich

• Year
• 1953 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 266094

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

• Number of Tubes
• 8

• Valves / Tubes
• EF80 EC92 ECH81 EBF80 EM34 EABC80 EC92 EL84

• Number of Transistors

• Semiconductors
• B250C85

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 6 AM circuit(s)     9 FM circuit(s)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 145; 220; 245 Volt

• Loudspeaker
• 2 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: 425 - Trialmo AG, Zürich

• Shape
• Tablemodel with Push Buttons.

• Notes

• Sicher eines der ersten kombinierten AM/UKW Geräte aus Schweizer Produktion: auf der Skala ist der UKW Sender St.Anton vermerkt, der erste UKW Sender in der Schweiz, der am 01.10.1952  auf Sendung ging.

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Christophe Howald. See "Data change" for further contributors.

• Other Models

• Here you find 15 models, 12 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Trialmo AG, Zürich