Grundig TK 845

Data

Grundig Stereo Tape Recorder TK 845

General

• Manufacturer: Grundig-Radiowerke mbH, Fürth
• Model: TK 845 HiFi-Stereo
• Years of manufacture: 1974 - 1975
• Manufactured in: Fürth
• Colour: black
• Remote control: no
• Power supply: 110, 220 V, 50Hz
• Power consumption:
• Dimensions: 510 x 160 x 420 mm (WxHxD)
• Weight: 12,5 kg
• Original price approx.: 1'095 DM

Connections

• Number of outputs:
  • Radio or amplifier >= 2 x 800 mV/ 20 kOhm (DIN connection).
  • Loudspeaker: 2 x 4 Ohm

• Number of inputs:
  • Microphone >= 2 x 1 mV/ 100 kOhm (DIN connection)

Record player >= 2 x 100 mV/ 1 MOhm (DIN connection) Radio >= 2 x 3 mV/ 30 kOhm (DIN connector)

Technical data

• Max. coil diameter: 18cm
• Drive: Belt drive
• Heads: 3 heads
• Tracks: 4 (quarter track)
• Tape speeds: 4.75/ 9.5/ 19 cm/ s
• Slip:
• Synchronous speed fluctuations:
  • at 4.75 cm/ s: ±0,2 %
  • at 9.5 cm/ s: ±0,12 %
  • at 19 cm/ s: ±0,07 %
• Pitch fluctuations:
• Overall frequency response:
  • at 4.75 cm/ s: 30 - 8,000 Hz
  • at 9.5 cm/ s: 30 - 15,000 Hz
  • at 19 cm/ s: 30 - 18,000 Hz
• Signal-to-noise ratio:
• extraneous voltage spacing:
  • at 4.75 cm/ s: 50 dB
  • at 9.5 cm/ s: 52 dB
  • at 19 cm/ s: 54 dB

Distortion factor at 333 Hz and full scale: 3%.

• Equalization:
• crosstalk attenuation at 1,000 Hz with opposite:
  • Double track recording: 60

Stereo recording: 46

• Erasure loss:
• Premagnetization and erasure frequency:

Special Features

• Integrated stereo amplifier with two loudspeakers, output power: 2 x 7 Watt
• Automatic level control, can be switched off
• Tape end switch-off via spliced-in metal tape strip
• Third head slide control with Sono-Dia control unit
• Smoked glass hood and carrying handle

Remarks

• Back tape control only possible with mono operation!
• Identical in construction with:
• Grundig TK 847

• Other models of the same series:
• Grundig TK 545
• Grundig TK 745
• Grundig TK 845

Pictures

• Picture: grundigTK845.jpg
• Picture: techdat845.jpg

Reviews

• Very rich sound, but the drive is quite loud and noisy.