2005-01-29

Bo's YAESU FT-817

General

Frequency Range: Receive





Transmit:
(Amateur bands only)

100 kHz-30 MHz
50 MHz-54 MHz
76 MHz-108 MHz (WFM only) 87,5 MHz-108 MHz (EU)
108 MHz-154 MHz (USA)
144 MHz-148 (146) MHz (Other markets) 430 (420) MHz-450 (440) MHz

160-6 m
2 m
70 cm
5,1675 MHz Alaska Emergency Frequency (USA only)
Emission Modes A1 (CW), A3 (AM), A3J (LSB/USB), F3 (FM), F1 (9,6 kb/s packet), F2 (1,2 kb/s packet)
Synthesizer Steps (Min.) 10 Hz (CW/SSB), 100 Hz (AM/FM)
Antenna Impedance

50 Ω, Unbalanced (Front: Type BNC, Rear: Type M)
Operating Temperature Range -10°C to +60°C
Frequency Stability ±4 ppm from 1 min. to 60 min. after power on. 25°C: 1 ppm/hour
Supply Voltage Normal: 13,8 VDC ±15 %, Negative Ground
Operating: 8,0-16,0 V, Negative Ground
...................FBA-28 (w/8 "AA" Alkaline Cells): 12,0 V
.................. FNB-72 (Ni-Cd Battery Pack): 9,6 V (Option)
Current Consumption

Squelched: 250 mA (Approx.)
Receive: 450 mA
Transmit: 2,0 A
Case Size 135 (W) x 38 (H) x 165 (D) mm
Weight (Approx.) 1,17 kg (w/Alkaline battery, antenna, w/o Microphone)

Transmitter

RF Power Output 5/2,5/1/0,5 W
Modulation Types

SSB: Balanced Modulator
AM: Early Stage (Low Level)
FM: Variable Reactance
FM Maximum Deviation ±5 kHz (FM-N: ±2,5 kHz)
Spurious Radiation -50 dB (1,8-29,7 MHz) -60 dB (50/144/430 MHz)
Carrier Suppression >40 dB
Opposite Sideband Suppression

>50 dB
SSB Frequency Response 400 Hz-2600 Hz (-6 dB)
Microphone Impedance 200-10 kΩ (Nominal: 600 Ω)

Receiver

Circuit Type Double-Conversion Superheterodyne
Intermediate Frequencies

First: 68,33 MHz (SSB/CW/AM/FM);10,7 MHz (WFM)
Second: 455 kHz

Sensitivity

Band
SSB/CW
AM
FM
100 kHz-500 kHz
-
-
-
500 kHz-1.8 MHz
-
32 µV
-
1,8 MHz-28 MHz
0,25 µV
2 µV
-
28 MHz-30 MHz
0,25 µV
2 µV
0,5 µV
50 MHz-54 MHz
0,2 µV
2 µV
0,32 µV
144/430 MHz
0,25 µV
-
0,2 µV
(IPO, ATT off, SSB/CW/AM = 10 dB S/N, FM = 12 dB SINAD)

Squelch Sensitivity

Band
SSB/CW/AM
FM
1,8 MHz-28 MHz
2,5 µV
-
28 MHz-30 MHz
2,5 µV
0,32 µV
50 MHz-54 MHz
1 µV
0,2 µV
144/430 MHz
0,5 µV
0,16 µV

IPO, ATT off.

Image Rejection HF/50 MHz: 70 dB
144/430 MHz: 60 dB
IF Rejection 60 dB
Selectivity (-6/-60 dB) SSB/CW: 2,2 kHz/4,5 kHz
AM: 6 kHz/20 kHz
FM: 15 kHz/30 kHz
FM-N: 9 kHz/25 kHz
SSB (option): 2,3 kHz/4,7 kHz (-66 dB)
CW (option): 500 Hz/2,0 kHz
AF Output 1,0 W (8 Ω, 10% THD or less)
AF Output Impedance 4-16 Ω

 

Bo, OZ2M, www.rudius.net/oz2m