• Country
• Germany

• Manufacturer / Brand
• Clamann & Grahnert; Dresden

• Year
• 1955 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 122762

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

• Number of Tubes
• 4

• Valves / Tubes
• EF12 EL11 EL11 EZ12

• Wave bands
• Wave Bands given in the notes.

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

• Loudspeaker
• - For headphones or amp.

• Power out
• 0.5 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Mittelfrequenzgenerator GF10 - Clamann & Grahnert; Dresden

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

• Dimensions (WHD)
• 545 x 275 x 195 mm / 21.5 x 10.8 x 7.7 inch

• Notes
• Erzeugt Sinusschwingungen von 0,3 ... 300 kHz, 6 Bereiche. Spannungsausgang 0 ... 1000 mV, Leistungsausgang 0,5 W / 10 V /200 Ohm.

• Net weight (2.2 lb = 1 kg)
• 15.5 kg / 34 lb 2.3 oz (34.141 lb)

• Mentioned in
• Anders; Schaltungssammlung der Meßgeräte; DDR 1979

• Author
• Model page created by Wolfgang Eckardt. See "Data change" for further contributors.

• Other Models

• Here you find 29 models, 25 with images and 16 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Clamann & Grahnert; Dresden