SPECIFICATIONS | FT-818ND |
GENERAL | |
Frequency Range | Receive |
| 100kHz - 30MHz |
| 50 - 54MHz |
| 76 - 154MHz |
| 420 - 470 MHz |
| Transmit |
| 160 - 6 Metres |
| 2 Metres |
| 70 Centimetres |
Emission Modes | A1A (CW), A3E (AM), J3E (USB/LSB), F3E (FM) |
| F1D (9600bps Packet), F2D (1200bps Packet) |
Synthesizer Steps (Min.) | 10Hz (CW/SSB), 100Hz (AM/FM) |
Antenna Impedance | 50Ω, Unbalanced (Front: Type BNC, Rear: Type M [SO239]) |
Operating Temp. Range | -10ºC TO +60ºC |
Frequency Stability | ±4ppm from 1 min. to 60 min. after power on |
| @ 25ºC: 1ppm/hour |
| ±0.5ppm/1 hour @ 25ºC, after warmup (w/opt TCXO-9) |
Supply Voltage | Normal: 13.8VDC ±15%, Negative Ground |
| Operating: 8.0 - 16.0VDC, Negative Ground |
| FBA-28 (w/8 AA Alkaline Batteries): 12.0VDC |
| SBR-32MH (NiMh Battery Pack): 9.6V |
Current Consumption | Squelched: 250mA (approx.) |
| Receive: 450mA |
| Transmit: 2.4A (HF/145MHz) 2.7A (430MHz) |
Case Size (W x H x D, mm) | 135 x 38 x 165 ( 5.31" x 1.5" x 6.50") |
Weight (approx., kg) | 900g (1.09lbs) without batteries, antenna and microphone. |
TRANSMITTER | |
RF Power Output | 6W (SSB/CW/FM), 2.0W (AM Carrier) @ 13.8V |
Modulation Types | SSB: Balanced Modulator |
| AM: Early Stage (Low Level) |
| FM: Variable Reactance |
FM Maximum Deviation | ±5kHz (NFM: ±2.5kHz) |
Spurious Radiation | -50dB (1.8 - 29.7MHz) |
| -60dB (50/144/430MHz) |
Carrier Suppression | > 40dB |
Opp. Sideband Suppression | > 50dB |
SSB Frequency Response | 400Hz - 2600Hz (-6dB) |
Microphone Impedance | 200 - 10kΩ (Nominal 60Ω) |
RECEIVER | |
Circuit Type | Double-Conversion Superheterodyne |
Intermediate Frequencies (IF) | 1st: 68.33MHz (SSB/CW/AM/FM); 10.7MHz (WFM) |
| 2nd: 455kHz |
Sensitivity
| | SSB/CW | AM | FM | 100kHz - 500kHz | - | - | - | 500kHz - 1.8MHz | - | 32 µV | - | 1.8MHz - 28MHz | 0.25µV | 2µV | - | 28MHz - 30MHz | 0.25µV | 2µV | 0.5µV | 50MHz - 54MHz | 0.2µV | 2µV | 0.32µV | 144/430MHz | 0.125µV | - | 0.2µV
| (IPO, ATT off, SSB/CW/AM = 10dB S/N, FM = 12dB SINAD)
|
Squelch Sensitivity | | SSB/CW/AM | FM | 1.8MHz - 28MHz | 2.5µV | - | 28MHz - 30MHz | 2.5µV | 0.32µV | 50MHz - 54MHz | 1µV | 0.2µV | 144/430MHz | 0.5µV | 0.16µV | (IPO, ATT off)
|
Image Rejection | HF/50MHz: 70dB |
| 144/430MHz: 60dB |
IF Rejection | 60dB |
Selectivity (-6dB/-60dB) | SSB/CW: 2.2kHz/4.5kHz |
| AM: 6kHz/20kHz |
| FM:15kHz/30kHz |
| NFM: 9kHz/25kHz |
| SSB (optional YF-122S installed): 2.3kHz/4.7kHz (-66dB) |
| CW (optional YF-122C installed): 500Hz/2.0kHz |
| CW (optional YF-122CN installed): 300Hz/1.0kHz |
AF Output | 1.0W (8Ω, 10% THD or less) |
AF Output Impedance | 4 - 16Ω |