Pioneer TX-4400
¥ 21,800 (around 1979)
Commentary
AM/FM stereo tuner with improved stability.
The FM front-end is composed of a 3-row varicon and FET with low noise figure to improve the ability to eliminate interfering waves.
A dedicated IC for PLL circuit is used in the MPX section to obtain stable separation.
Model Rating
| Type | AM/FM stereo tuner |
| Practical sensitivity | Mono : 1.9 μ V/10.7 dBf (new IHF) |
| Signal-to-noise ratio | mono:72dB stereo:68dB |
| Harmonic distortion factor (1 kHz) | mono:0.15% stereo:0.3% |
| Effective selectivity (400 kHz) | 60dB |
| Stereo Separation (1 kHz) | 35dB |
| Power supply voltage | 100 VAC, 50Hz/60Hz |
| Power consumption | 9W (Electrical Appliance and Material Control Law) |
| External dimensions | Width 380x Height 124x Depth 269 mm |
| Weight | 3.5kg |