• Year
  • 1955–1968 ??
  • Category
  • Microphone or Pick-up element
  • Radiomuseum.org ID
  • 332813

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Magneto-dynamic Pickup AG3407 - Philips; Eindhoven tubes
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Stereophonic magneto-dynamic pick-up cartridge, with 5-pin connector, for microgroove records.

    Terminating resistance: 68 kΩ
    Horizontal compliance: ≥ 10 x 10-6 cm/dyne
    Vertical stylus pressure: 3 gr
    Needle pressure: 2 - 4 gr
    Channel separation: ≥ 24 dB at 1000 Hz
    Frequency response: 20 ... 20000 Hz ± 2 dB
    Channel balance: ≤ 2 dB

    In June 1968, the type AG3407 was recoded to 22GP407.

    Replacement stylus type:
    4822 251 30007, diamond, micro and stereo 15 µ, color marking: blue (replaces white)

  • Price in first year of sale
  • 750.00 öS
  • Mentioned in
  • - - Manufacturers Literature (Replacement list 1971)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Philips Service, 1968)

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