Yaesu FTDX1200 Series, Technical Supplement

Page: 3 / 122

FT
DX
1200 Technical Supplement
Specifications
SPECIFICATIONS-2
Receiver
Circuit Type
: Triple-conversion Superheterodyne
Intermediate Frequencies : 40.455 MHz
455 kHz
30 kHz (SSB, CW, RTTY, PSK31, PACKET)
24 kHz (AM, FM, PACKET-FM)
Sensitivity
: SSB/CW (BW: 2.4 kHz, 10 dB S+N/N)
0.16 µV (1.8 - 30 MHz) (RF AMP 2 “ON”)
0.125 µV (50 - 54 MHz) (RF AMP 2 “ON”)
AM (BW: 6 kHz, 10 dB S+N/N, 30 % modulation @400 Hz)
2 µV (0.5 - 1.8 MHz) (RF AMP 2 “ON”
)
2 µV (1.8 - 30 MHz) (RF AMP 2 “ON”)
1 µV (50 - 54 MHz) (RF AMP 2 “ON”)
FM (BW: 15 kHz, 12 dB SINAD)
0.5 µV (28 - 30 MHz) (RF AMP 2 “ON”)
0.35 µV (50 - 54 MHz) (RF AMP 2 “ON”)
There is no specification for frequency ranges not listed.
Selectivity
(WIDTH: Center): Mode –6 dB –60 dB
CW/RTTY/PSK31 0.5 kHz or better 750 Hz or less
SSB 2.4 kHz or better 3.6 kHz or less
AM 6 kHz or better 15 kHz or less
FM 12 kHz or better 25 kHz or less
Image Rejection
: 70 dB or better (1.8 MHz - 28 MHz Amateur bands)
60 dB or better (50 MHz Amateur band)
Maximum Audio Output
: 2.5 W into 4 Ohms with 10% THD
Audio Output Impedance
: 4 to 8 Ohms (4 Ohms: nominal)
Conducted Radiation
: Less than 4 nW
Specifications are subject to change, in the interest of technical improvement, without notice or obligation,
and are guaranteed only within the amateur bands.