• Country
• Netherlands

• Manufacturer / Brand
• Philips; Eindhoven (tubes international!); Miniwatt

• Year
• 1928–1931

• Category
• Microphone or Pick-up element

• Radiomuseum.org ID
• 13167

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Pick-up 4040 - Philips; Eindhoven tubes

• Notes
• Mit eingebautem Potentiometer.

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

• Mentioned in
• Verbesserung des Radio-Empfanges

• Other Models

• Here you find 5233 models, 4365 with images and 3445 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips; Eindhoven (tubes international!); Miniwatt