Telefunken M 250

Data

General

• Manufacturer: Telefunken
• Model: Magnetophone 250 Hifi
• Model series: Acusta Hifi
• Type: Reel-to-reel tape
• Years of manufacture: 1968 - 1976
• Made in: Germany
• Color: silver, housing veneered precious wood, attachable colored metal panels as accessories
• Remote control: no
• Power consumption:
• Dimensions (WxHxD): 470 x 150 x 330 mm.
• Weight: 10.3 kg
• Original price approx.: 899 DM

Connections

• Number of inputs: 3
  • Microphone 0,2mV/2kOhm

Radio 0,2mV/2kOhm

• • Phono 200mV/2,2MOhm
• Number of outputs:
  • Radio 1V/20kOhm

Technical data

• Max. coil diameter: 18 cm
• Drive: 1 synchronous motor
• Heads: 3 (1x recording head, 1x playback head, 1x erasing head)
• Tracks: 4 (stereo)
• Tape speeds: 9.5 cm/s / 19 cm/s
• Pitch variation: 0.25/0.15% (9.5/19cm/s)
• Overall frequency response:
  • 9.5 cm/s: 40 - 15,000 Hz

19 cm/s: 40 - 18'000 Hz

Special Features

• Separate hearing and speaking heads
• Echo and reverberation effects
• Multiplay
• Pre- and post-band control
• Multi-function switch

Pictures

• Picture: Telefunken M 250

• Excerpt from brochure: Telefunken model series Acusta Hifi consisting of (from left to right) T-250, V-250, M-250, W-250, L-250.

Reports

• Other units of the same series:
• Telefunken M 241
• Telefunken M 250
• Telefunken M 440

Links

• tape machines and cassette decks]