Yaesu FT-847
Specifications
FT-847 Specifications
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GENERAL
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Frequency Range Receive:
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100 kHz - 30 MHz, 36 - 76, 108 - 174 and 420 - 512 MHz |
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Frequency Range Transmit
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160 to 6 Meters, 2 Meters, 70 Centimeters |
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Emission Modes:
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USB, LSB, CW, AM, FM, F1 (9600 bps Packet), |
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0
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F2 (1200 bps Packet), AFSK |
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Synthesizer
Steps (Min.):
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0.1 Hz (CW/SSB), 10 Hz (AM/FM) |
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Antenna
Impedance:
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50 Ohm, Unbalanced |
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Operating
Temp. Range:
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-10°C to +50°C (14F to 122F) |
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Frequency
Stability:
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Better than ±2 ppm (0°C to +40°C) (SSB/CW/AM/AFSK) |
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0
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Better than ±5ppm (-10°C to +50vC) (SSB/CW/AM/AFSK) |
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0
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Better than ±5 ppm(<1 kHz) FM |
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Power
Requirements:
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DC 13.8V ±10%, Negative Ground |
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Current
Consumption:
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Receive (Squelched): 1.5A |
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0
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Receive (Max. Audio): 2.0A |
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0
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Transmit: 22A @ 100W RF Output |
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Case
Size:
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10.25 x 3.39 x 10.63 inches WHD (260 x 86 x 270 mm) |
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Weight:
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Approx. 14.4 lbs. (7 kg) |
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0
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TRANSMITTER
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RF
Power Output: 160~6m:
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100 Watts (25 Watts AM carrier) |
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2m/70cm
:
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50 Watts (12.5 Watts AM carrier) |
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Modulation
Types: SSB:
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Balanced Modulator |
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FM:
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Variable Reactance |
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AM:
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Early Stage (Low Level) |
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FM
Maximum Deviation:
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±5 kHz (±2.5 kHz on FM-N) |
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Spurious
Radiation: Harmonics:
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At least 40 dB down (1.8 to 29.7 MHz) |
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0
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At least 60 dB down (50/144/430 MHz) |
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Non-harmonic:
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At least 50 dB down (1.8 to 29.7 MHz) |
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0
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At least 60 dB down (50/144/430 MHz) |
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Carrier
Suppression:
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At least 40 dB |
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Opp.
Sideband Suppression:
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At least 40 dB |
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3rd-Order
IMD:
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At least 31 dB down (14 MHz, 100 Watts PEP output) |
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SSB
Frequency Response:
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400 Hz to 2600 Hz (-6 dB) |
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Max.
Occupied Bandwidth: SSB:
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Less than 3 kHz |
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CW:
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Less than 0.5 kHz |
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FM:
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Less than 16 kHz |
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Microphone Impedance:
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200 Ohm to 10 K Ohm (Supplied Microphone: 600 Ohm) |
| RECEIVER | |||
| Sensitivity: | |||
| 0 | SSB/CW | AM-N | FM |
| 500 kHz to 1.8 MHz: | - | 20uV | - |
| 1.8 to 28 MHz: | 0.25uV | 1uV | - |
| 28 to 30 MHz: | 0.25uV | 1uV | 0.5uV |
| 50~54 MHz: | 0.2uV | 0.5uV | 0.25uV |
| 144/430 MHz: | 0.125uV | - | 0.16uV |
| Above specifications are worst-case. SSB/CW/AM-N figures are for 10 dB S/N, 12 dB SINAD on FM | |||
| Squelch Sensitivity : | ||
| 0 | SSB/CW/AM | FM |
| 500 kHz to 1.8 MHz: | 20uV | - |
| 1.8 to 28 MHz: | 2uV | - |
| 28 to 30 MHz : | 2.0uV | 0.25uV |
| 50 to 54 MHz : | 1.0uV | 0.2uV |
| 144/430 MHz : | 0.5uV | 0.16uV |
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Image
Rejection:
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Better than 60dB |
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IF
Rejection:
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Better than 60dB |
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Selectivity
(-6/-60 dB):
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SSB/CW: 2.2 kHz/4.5 kHz |
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0
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CW-N: 0.5 kHz/2.0 kHz (Opt. YF-115C Installed) |
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0
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AM: 9 kHz/20 kHz |
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0
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AM-N: 2.2 kHz/4.5 kHz |
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0
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FM: 15 kHz/30 kHz |
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0
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FM-N: 9 kHz/20 kHz |
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Audio
Output:
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At least 1.5W into 8 Ohm @ 10% THD |
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Audio
Output Impedance:
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4 to 16 Ohm |
| Specifications subject to change without notice or obligation. | |
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