Dayton Hamvention では KENWOOD の TS-990S が発表されました。
随分話題になったようです。
そして TS-990S の陰になってしまった?のが YAESU の FT DX 3000 でした。
私は特に FT DX 3000 に詳しくはありませんが、以下が写真です。
結構大きそうですね (365 x 115 x 312 mm) 価格は不明です。
最新型ではあるのですが、私にはなんかレトロな感じに映っています。
リアルタイムのバンドスコープが中途半端でない事を祈りたいと思います。
W ではすでに先行予約を受け付けているようです。
General
RX Frequency Range: 30 kHz - 56 MHz (operating)
1.8 MHz - 54 MHz (specified performance, Amateur bands only)
TX Frequency Ranges: 1.8 MHz - 54 MHz (Amateur bands only)
Frequency Stability: ±0.5 ppm (after 1 minute @+14 °F to +122 °F [–10 °C to +50 °C])
Operating Temperature Range: +14 °F to +122 °F (–10 °C to +50 °C)
Emission Modes: A1A (CW), A3E (AM), J3E (LSB, USB), F3E (FM),
F1B (RTTY), F1D (PACKET), F2D (PACKET)
Frequency Steps: 1/10 Hz (SSB, CW, & AM), 100 Hz (FM)
Antenna Impedance: 50 Ohms, unbalanced
16.7 - 150 Ohms, unbalanced (1.8 - 29.7 MHz)
25 - 100 Ohms, unbalanced (50 - 54 MHz)
(Tuner ON, 1.8 MHz - 50 MHz Amateur bands, TX only)
Power Consumption (Approx.): RX (no signal) 1.8 A
RX (signal present) 2.1 A
TX (100 W) 23 A
Supply Voltage: DC 13.8 V ± 10% (Negative Ground)
Dimensions (WxHxD): 14.4” x 4.5” x 12.3” (365 x 115 x 312 mm)
Weight (Approx.): 22.0 lbs (10 kg)
FT DX 3000 Specifications
Transmitter
Power Output: 5 - 100 watts (2 - 25 watts AM carrier)
Modulation Types: J3E (SSB): Balanced,
A3E (AM): Low-Level (Early Stage),
F3E (FM): Variable Reactance
Maximum FM Deviation: ±5.0 kHz/ ±2.5 kHz
Harmonic Radiation: Better than -60 dB (1.8 MHz - 29.7 MHz Amateur bands: Harmonics)
Better than -50 dB (1.8 MHz - 29.7 MHz Amateur bands: Others)
Better than -65 dB (50 MHz Amateur band)
SSB Carrier Suppression: At least 60 dB below peak output
Undesired Sideband Suppression: At least 60 dB below peak output
3rd-order IMD: –31 dB @14 MHz 100 watts PEP
Bandwidth: 3 kHz (LSB/USB), 500 Hz (CW), 6 kHz (AM), 16 kHz (FM)
Audio Response (SSB): Not more than -6 dB from 300 to 2700 Hz
Microphone Impedance: 600 Ohms (200 to 10k Ohms)
Receiver
Circuit Type: Double-conversion Superheterodyne
Intermediate Frequencies: 9.000 MHz/ 30 kHz (24 kHz for AM/FM)
Sensitivity: SSB (BW: 2.4 kHz, 10 dB S+N/N)
4 μV (0.5 - 1.8 MHz) (IPO “ON”)
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)
28 μV (0.5 - 1.8 MHz) (IPO “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/PKT 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 15 kHz or better 25 kHz or less
Image Rejection: 70 dB or better (1.8 MHz - 30MHz Amateur bands)
60 dB or better (50 - 54MHz 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
This device has not been approved by the FCC. This device may not be offered for sale or lease or be sold or leased until approval of the FCC has been obtained.
The information shown is preliminary and may be subject to change without notice or obligation.