Philips RK 40

Data

General

• Manufacturer: Philips
• Model: RK 40 (other name for the EL 3522)
• Type: Tube tape recorder
• Years of manufacture: 1958 - 1960
• Made in: Germany
• Color: 2-colored green / beige
• Material: wooden case
• Power consumption: 60 Watt
• Dimensions (WxDxH): 400 x 330 x 205 mm
• Weight: 13.5 kg
• Original price approx.: 569 DM

Connections

• Number of outputs: 2
  • Loudspeaker 3,5 W
  • Headphones
• Number of inputs: 3
  • Microphone: 2 mV, 100 kOhm
  • Record player: 60 mV, 2.2 MOhm
  • Radio (diode): 3 mV, 100 kOhm

Technical Data

• Max. coil diameter: 18 cm
• Drive: 1 asynchronous motor
• Heads: 2
• Tracks: 2
• Tape speeds: 4.75 cm/s, 9.5 cm/s, 19 cm/s
• Slip:
• Speed variations:
• Pitch fluctuations:
• Frequency response:
  • 4.75 cm/s: 50 - 8000 Hz
  • 9.5 cm/s: 30 - 14000 Hz
  • 19 cm/s: 30 - 20000 Hz
• Signal-to-noise ratio:
• Spurious signal-to-noise ratio:
• Distortion ratio:
• Equalization:
• Crosstalk attenuation:
• Cancellation attenuation:
• Premagnetization and extinction frequency:
• Output power: 3.5 W, 5 ohms

Special Features

• With built-in loudspeaker
• Built-in mixer for microphone, phono and radio
• Trick button
• Lockable quick stop button
• Magic tape for level control
• Tape counter with zero
• Tone control for playback
• Can also be used as a record player preamplifier
• Suitable for dubbing of cine films and slides
• Connection possibility for foot switch

• Other models in the same series:
  • Philips RK-10
    • RK 10
  • Philips RK-30
    • RK 30
  • Philips RK-35
  • RK 35
  • Philips RK-40
  • RK 40
  • Philips RK-50
    • RK 50
  • Philips RK-80
    • RK 80

Pictures

• Brochure excerpt: Philips RK-40 / EL-3522

Links

• More about Philips tape recorders: tape machines and cassette decks