KENWOOD TS-940S Limited Ricetrasmettitore HF in edizione limitata, questo esemplare è il #148 di solo 500 unità prodotte, solido mostro del ben collaudato TS-940S ora aggiunto alla mia collezione funzionante super vintage del mio Shack.
Differenze rispetto al modello standard:
- Colore del display secondario: blu → arancione
- Logo “Limited” sul coperchio superiore
- Oscillatore a cristallo ad alta stabilità TXCO equivalente a SO-1 (standard)
- Filtri CW YK-88C-1 / YG-455C-1 installato di serie
- Filtro SSB YK-88S1 installato di serie
- Filtro AM YK-88A-1 installato di serie
- Internal automatic antenna tuner AT-940 installato di serie
- Potenza aumentata da 100 W → 150 W
- Modifica della trasmissione AM
- MARS MOD (copertura TX estesa)
SPECIFICATIONS
| GENERAL | |
| Type: | Amateur HF Transceiver |
| Frequency range: | TX: 10-160 m + WARC RX: 0.15-30 MHz |
| Tuning steps: | Down to 10 Hz |
| Frequency stability: | ±10 ppm @ -10 to +50°C (14 to 122°F) |
| Mode: | AM / FM / SSB / CW / FSK |
| Channels / memory management: | 40 regular in 4 banks 4 program scan pairs RAM storage with battery backup |
| Repeater shift / offset: | No dedicated, use VFO A/B split instead |
| Power supply: | Mains: 120 / 220 / 240 VAC (3-pin IEC C14 connector) |
| Current drain / power consumption: | RX: 80 W TX: Max 510 W |
| Antenna impedance / connector: | 50 ohm (20-150 ohm with AT-940) / SO-239 |
| Dimensions (W*H*D): | 401*141*350 mm (15.79*5.55*13.78″) |
| Weight: | 18.5 Kg (40.79 lb) 20 Kg (44.1 lb), with AT-940 |
| Other features: | Dual Noise Blankers. VOX. Attenuator. 24 hr clock and timer. Notch filter. |
| RECEIVER SECTION | |
| Receiver system: | Triple conversion superheterodyne (FM) 1st IF: 45.05 MHz 2nd IF: 8.83 MHz 3rd IF: 455 KHz Quadruple conversion superheterodyne (AM/SSB/CW/FSK) 1st IF: 45.05 MHz 2nd IF: 8.83 MHz 3rd IF: 455 KHz 4th IF: 100 KHz |
| Sensitivity: | AM (10 dB S/N) 0.15-0.5 MHz: 10 uV 0.5-1.8 MHz: ? uV 1.8-30 MHz: 2 uV FM (12 dB SINAD) 0.5-1.8 MHz: 32 uV 1.8-30 MHz: 0.5 uV SSB/CW/FSK (10 dB S/N) 0.15-0.5 MHz: 1 uV 0.5-1.8 MHz: 4 uV 1.8-30 MHz: 0.2 uV |
| Selectivity: | AM-Narrow 2.4 KHz (-6 dB) 3.6 KHz (-60 dB) AM-Wide 6 KHz (-6 dB) 15 KHz (-50 dB) FM 12 KHz (-6 dB) 2 KHz (-60 dB) SSB/CW/FSK 2.4 KHz (-6 dB) 3.6 KHz (-60 dB) |
| Image rejection: | 80 dB (1.8-30 MHz) |
| AF output power / speaker: | 1.5 W at 10% distortion / 8 ohm |
| External speaker connector: | 3.5 mm, 8 ohm |
| TRANSMITTER SECTION | |
| RF output power: | AM:~60 W (140 W input) FM:~100 W (250 W input) SSB (PEP):~100/150 W (250/300 W input) CW/FSK:~100/150 W (250/300 W input) 100% duty cycle |
| Modulation system: | AM: Low level FM: Reactance SSB: Balanced |
| Max FM deviation (Factory set): | ±5 KHz |
| Spurious emissions: | Better than -? dB |
| Microphone impedance / connector: | 500 ohm to 50 Kohm / 8-pin (Metal locking ring connector) |
| MISCELLANEOUS | |
| Manufactured: | Japan, 1985-19xx (Discontinued) |
| Related documents: | User manual (6.3 MB) Service manual (27.9 MB) |