• Country
• France

• Manufacturer / Brand
• Katji (4J); La Courneuve

• Year
• 1962 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 282139

• Number of Tubes
• 2

• Valves / Tubes
• 12AX7 EM34

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Transistormètre 501 - Katji 4J; La Courneuve

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

• Dimensions (WHD)
• 360 x 250 x 195 mm / 14.2 x 9.8 x 7.7 inch

• Notes

• Transistormètre pour la mesure des transistors PNP et NPN.

• Net weight (2.2 lb = 1 kg)
• 7.5 kg / 16 lb 8.3 oz (16.52 lb)

• Author
• Model page created by Jean-Louis Buton. See "Data change" for further contributors.

• Other Models

• Here you find 7 models, 7 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Katji (4J); La Courneuve