Grundig TK 23

Introduced: 1962/63
Original Price: DM 435,--
Tubes: EF 86, ECC 81, EL 95, EM 84 
Rectifier: B 250 C 75, E 25 C 5
   
Tape Recorder: Portable, four tracks, 3 3/4 ips, diameter up to 6" ;
  record time 4 x 90 min with 548  m duo-tape 
  2 heads, 1 x erase, 1 combi
   
Frequency Range: 40 - 14.000 Hz 
Dynamic Range: >= 45 dB
   
Amplifier: record- and playback-amplifier combined; 3 stages 
  + RF-bias for recording, 4 stages for playback,
  output power 2,5 W; 3 inputs: radio, microphone, phono;
  volume control for record and play; tone control; monitoring
  before tape over earphone; mixing unit for 2 inputs;
  recording indicator with magic eye; band length indicator
   
Handling: 7 push-buttons for fast forward / rewind, start, stop, pause,
  microphone / radio, record / trick; 1 step switch to choose 
  track; 2 slide switches for speakers, mains
   
Specials: inputs for microphone or radio mixable with  phono input through
  2 separated recording controls; 
  separated playback of 2 tracks or prerecorded Stereo tapes
  with a radio;
  bipolar motor with fan cooling
   
1 Speaker: Perm.-dyn. 144 x 96 mm; ( 5 2/3 x 3 4/5 in)
  connectors for ext. speaker (5 Ohm), earphone
   
Power Supply: 110, 130, 220, 240 V 50 Hz (changable to 60 Hz)
Power Consumption: 60 W
Fuses: 0,5 A at 220 V, anode current 80 mA
Cabinet: sheet steel box with plastic cover and bottom 
Size: 350 x 175 x 290 mm ( 13 4/5 x 7 x 11 1/5 in )
Weight: 9 kg ( 20 lb)

                                                             

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