SONY STR-X77
¥ 100,000 (released in 1981)
Commentary
A stereo receiver with extensive preset functions.
You can preset the desired program source to the 12 buttons with the best sound quality.
It uses all-push control that can operate 39 functions with 33 buttons.
The amplifier section uses a legato linear system.
Pulse power supply is used.
The tuner section uses a quartz lock synthesizer with a high-speed PLL IC.
Model Rating
| Type | Stereo receiver |
| Output | 30W+30W |
| Distortion factor | 0.008% |
| External dimensions | Width 430x Height 80x Depth 365 mm |
| Weight | 6.1kg |