SONY TC-K40
¥ 54,800 (around 1978)
Commentary
A cassette deck with an electronic echo circuit and center microphone input.
With built-in electronic (B. B. D.) echo, it is possible to add thickness and spread to sound.
It also has a center microphone input that can adjust the volume and echo effect.
Microphone mixing is available for both recording and playback.
The motor is a green motor with excellent durability and quietness.
An F & F head with excellent wear resistance and high-frequency characteristics is used for the head, and characteristics are improved by direct coupling with the amplifier.
Equipped with a Dolby NR system that reduces hissing specific to tapes.
Equipped with a 3-stage tape selector with independent bias and equalizer.
It is equipped with a cue / review function that can be used to start a song.
Equipped with a one button recording function.
Equipped with Rec Mute function.
Equipped with peak indicator.
Equipped with a timer standby function.
Model Rating
| Type | Cassette deck |
| Heads | Erase : 1 Recording : 1 |
| Motor | Frequency Servo Motor with FG (Green Motor) |
| Signal-to-noise ratio | 58 dB (Dolby off, Peak Level, Dual Cassette) |
| Frequency characteristic | 20 Hz ~ 17 kHz (Duadcassette) |
| Wow and flutter | 0.06%wrms |
| Distortion factor | 1.3% (Du Ad Cassette) |
| Power consumption | 9W |
| External dimensions | Width 430x Height 155x Depth 325 mm |
| Weight | 5.7kg |