• Country
• Germany

• Manufacturer / Brand
• Heli Gerätebau, Hempel KG; Limbach-Oberfrohna, (Ostd.)

• Year
• 1968/1969

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 14973

• • alternative name: Gerätebau Limbach VEB
  • Brand: VEB Elektromechanik Mittweida

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

• Number of Tubes
• 6

• Valves / Tubes
• ECC85 ECH81 EBF89 EBF89 EM84 EZ80

• Number of Transistors
• 22

• Semiconductors

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 8 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110; 127; 220; 240 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: TRX3000 - Heli Gerätebau, Hempel KG;

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 655 x 150 x 270 mm / 25.8 x 5.9 x 10.6 inch

• Notes
• 20 Dioden; Ch=TRX2010; ursprünglich Exportmodell für Bruns, dann aber auch in der DDR verkauft. UKW bis 104 MHz.

• Net weight (2.2 lb = 1 kg)
• 11 kg / 24 lb 3.7 oz (24.229 lb)

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Die Geschichte der Rundfunkindustrie der DDR Band 1 1945 - 1967

• Other Models

• Here you find 119 models, 108 with images and 66 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Heli Gerätebau, Hempel KG; Limbach-Oberfrohna, (Ostd.)