The FT-450 is a compact yet superb HF/50MHz radio with state-of-the-art IF DSP technology configured to provide World Class performance in an easy to operate package. New licensees, casual operators, DX chasers, contesters, portable / field enthusiasts, and emergency service providers.
The Yaesu FT-450 is a compact all mode HF/6m transceiver with IF-level Digital Signal Processing. The radio has a large LCD display, and features contour filtering, manual notch filter, digital noise reduction, digital mic eq, IF shift, 10 kHz roofing filter, built-in 1 PPM TCXO, large easy-to-read digital S-meter with peak and hold, built-in computer control interface (DB-9), electronic CW keyer, dedicated data jack, two voice keyer memories (each hold 10 seconds), digital voice recorder (holds up to 20 seconds), voice synthesizer, 500 memory channels, multiple scan modes, and more. Supplied with a hand mic and a fused DC power cord. The FT-450AT is identical to the FT-450, except it comes with the ATU-450 automatic antenna tuner factory installed.
General
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Frequency Range
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Transmit: 160-6m (Amateur Bands Only)
Receive: 30kHz-56MHz (operating) 160-6m (Amateur Bands Only)
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Emission Modes
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A1A(CW), A3E(AM), J3E(LSB,USB), F3E(FM)
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Frequency Steps
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10kHz (CW,SSB), 100Hz (AM & FM)
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Antenna Impedance
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50 Ohms, unbalanced
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Operating Temperature Range
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-10~+50ºC
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Frequency Stability
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±1ppm (+25ºC, after warmup)
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Supply Voltage
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13.8V ± 10%
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Current Consumption
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Rx (signal present) : 1.5A
Tx 100W : 22 A
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Dimensions (WxHxD)
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229 x 84 x 217mm
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Weight (appx)
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3.6kg (w/o ATU)
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Transmitter
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RF Power Output
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100W (25W AM carrier)
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Modulation Types
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J3E (SSB): Balanced
A3E (AM): Low-Level (Early Stage)
F3E (FM): Variable Reactance
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FM Maximum Deviation
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±5.0kHz / ±2.5kHz
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Spurious Radiation
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Better than -60dB (160-10, Amateur Bands)
Better than -70dB (6m Amateur Band)
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SSB Carrier Suppression
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At least 60dB below peak output
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Undesired Sideband Suppression
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At least 60dB below peak output
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Audio Response (SSB)
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Not more than -6dB from 400 to 2600Hz
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Microphone Impedance
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600 Ohms (200 to 10k-Ohms)
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Receiver
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Circuit Type
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Double-conversion superheterodyne
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Intermediate Frequencies
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1st IF 67.899 MHz, 2nd IF 24kHz
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Sensitivity
(IPO "OFF", ATT: OFF)
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SSB (2.4kHz, 10dB S+N/N):
0.25µV (1.8-2.0MHz), 0.25µV (3.5-30MHz), 0.2µV (50-54MHz)
AM (6kHz, 10dB S+N/N, 30% MOD @ 400Hz):
2µV (1.8 - 2.0MHz), 2µV (3.5 - 30MHz), 1µV (50-54MHz)
FM (BW: 15kHz, 12dB SINAD):
0.5µV (28-30MHZ), 0.3µV (50-54MHz)
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Selectivity
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Mode
CW
SSB
AM
FM
FM-N
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-6dB
0.5kHz or better
2.2kHz or better
6kHz or better
15kHz or better
9kHz or better
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-60dB
2kHz or less
4.5kHz or less
20kHz or less
30kHz or less
25kHz or less
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Image Rejection
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80dB or better (160-10m Amateur Bands)
65dB or better (6m Amateur Bands)
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Maximum Audio Output
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2.2W into 4 Ohms with 10% THD
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Audio Output Impedance
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4 to 16 Ohms (8 Ohms : nominal)
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Manual (Eng)