8. The * transmits sound because it plays back the sound on the tape.
Five clues about my sound object.
1. Valdemar Poulson was the first to invent this device, and called his invention
the telegraphphone.
2. The MT-5 is a type of this device and is a battery operated 2-track machine
with 5 reels.
3. The MK 3 and later designs were produced to replace the first crude design
of the device.
4. This device was introduced to the UK in the late forties.
5. Between the two reels, a soft rubber pinch roller presses the tape tightly
against a metal rod called a capstan.
By Lachlan