Category:Mid High Fidelity
Country of Manufacture:Germany
Release dates:1970 - 1974
Speeds: 3 3/4, 7 1/2
Max Reel Size("): 7"
Number of heads: 3
Head Composition: Permalloy
Head Configuration: Stereo
Frequency Response:( 3dB): 40Hz - 12.5kHz
Wow and Flutter:0.2%
Sound quality rating:5 / 10
Long-term reliability rating: 5 / 10
TK 147 was a solid state, 4-track stereo recorder with a single speed
of 3¾ ips and a 5¾ inch reel capacity. It was basically the
stereo version of the TK 146 and at the
time of its release was described by one tape recorder magazine as ‘the
lowest cost’ quarter-track machine available.
A single motor and two heads were incorporated
into the design, other features included automatic recording level and
Mono audio output was 4 watts into a single
internal 7¼ x 3¾ inch speaker, stereo playback requiring an
external speaker and amplifier.
Semi-conductors: 18 transistors, 10 diodes / Audio output power: 4 watts (mono only – external amp & speakers required for stereo) / Inputs: microphone: 1mV / 100K-ohm radio: 1mV / 50 kohm radio / gram: 50 mV / 2.2 mohm / Outputs: external amp: 500mV / 27 kohm / Speaker(s): internal 7¼ x 3¾ ” / Dimensions: 15½ x 11½ x 6¼ ” (393.7 x 292 x 158.75 mm) / Weight: 17¾ lb (8 kg) / quarter-track stereo