CORAL T-1000
¥ 42,000 (around 1965)
Commentary
A solid-state FM multi-stereo tuner using transistors.
Sensitivity is improved by 4 Newby star and large 4 series varicon dedicated for FM.
The FM stereo / monaural automatic switching device monitors the FM stereo broadcast transmission and switches it automatically.
Equipped with a muting circuit.
Equipped with a noise filter and AFC switch.
Thermal stability has been secured and the operating limit ambient temperature of 50 ℃ has been achieved.
Model Rating
| Type | FM multi-stereo tuner |
| Receiving frequency | 70 MHz to 90 MHz |
| Sensitivity | 1.6 μ V (87 MHz, 30 dB) |
| Image ratio | 50 dB or more |
| FM multi-separation | 28 dB or more |
| Distortion factor | 0.7% (1 kHz, 100% modulation) |
| Antenna | 78 Ω unbalance |
| Signal-to-noise ratio | 55 dB at 1 kHz, 100% modulation |
| Output voltage | 3.2 V (1 kHz, 100% modulation) |
| Accessory circuit | FM multi-stereo electronic automatic switching device FM antenna input switching FM AFC switching FM broadcast instruction equipment Muting switching |
| Semiconductor used | Transistor : 18 Silicon Diode : 5 pcs Germanium Diode : 12 Burr Cap : 1 New Vista : 4 pcs |
| Power supply voltage | 100 VAC / 110 V / 117 V / 200 V / 220 V / 240 V Internal Switching, 50Hz/60Hz |
| Power consumption | 18W |
| External dimensions | Width 415x Height 145x Depth 335 mm |
| Weight | 8kg |