General |
TX Frequency Ranges |
1.8MHz-450MHz (Specified performance, Amateur bands only) 70-70.5MHz (Specified performance, UK Amateur bands only) |
RX Frequency Ranges |
30kHz-174MHz, 400-470MHz (operating) 1.8MHz-430MHz band (specified performance, Amateur bands only |
Emission Modes |
A1A (CW), A3E (AM), J3E (LSB, USB), F3E (FM), F7W (C4FM), F1D, F2D |
Frequency Steps |
1*/5/10/20Hz (CW/SSB/AM), 5/10/20Hz (FM) *Fine Tuning "ON" |
Antenna Impedance |
50Ω, unbalanced |
Operating Temperature Range |
+14°F to +122°F (-10°C to +50°C) |
Frequency Stability |
±0.5ppm (after 1 minute @14°F to +122°F [-10°C to +50°C]) |
Supply Voltage |
DC10.8V (SBR-52LI) DC13.8V ± 15% (External DC Jack) |
Power Consumption (Approx) |
RX (no signal) 0.6A, RX (signal present) 0.9A TX (Field, 6W) 2.5A, TX (Field, 10W) 3A, TX (Optima, 100W) 21A |
Dimensions(W x H x D) |
FTX-1 Field: 8.4" x 3.5" x 2.2" (213 x 89 x 55mm) FTX-1 Optima: 8.4" x 3.5" x 9.4" (213 x 89 x 240mm) |
Weight (Approx) |
FTX-1 Field: 2.75lbs (1.25kg) FTX-1 Optima: 8.6lbs (3.9kg) |
Transmitter |
Power Output |
FTX-1 Field: 0.5-6W (0.5-1.5W AM Carrier) @ SBR-52LI 0.5-10W (0.5-2.5W AM Carrier) @ External DC 13.8V FTX-1 Optima: HF/50MHz: 5-100W (5-25W AM Carrier) 144/430MHz: 5-50W (5-13W AM Carrier) |
Modulation Types |
J3E (SSB): Balanced A3E (AM): Low-level (Early Stage) F1D, F2D, F3E (FM): Variable Reactance F7W (C4FM): 4-level FSK |
Maximum FM Deviation |
±5.0kHz / ±2.5kHz (Narrow) |
Harmonic Radiation |
Better than -50dB (1.8MHz - 29.7MHz Amateur bands) Better than -63dB (50MHz Amateur band) Better than -60dB (144/430MHz Amateur bands) |
SSB Carrier Suppression |
At least 60dB below peak output |
Undesired Sideband Suppression |
At least 60dB below peak output |
Bandwidth |
3kHz (LSB/USB), 500Hz (CW), 6kHz (AM), 16kHz (FM/C4FM) |
Audio Response (SSB) |
Not more than -6dB from 300 to 2700Hz |
Microphone Impedance |
600Ω (200 to 10kΩ) |
Receiver |
Circuit Type |
Direct sampling Superheterodyne (below 48MHz) Single Conversion IF Sampling (48MHz and above) |
Intermediate Frequencies |
MAIN: 44.5 - 49.5MHz SUB: 41.3 - 44.3MHz (48MHz and above) |
Sensitivity (TYP) |
SSB/CW (BW: 2.4kHz/10dB S+N/N) |
- 1.8-30MHz 0.16µV (IPO: AMP2)
- 50-54MHz 0.125µV (IPO: AMP2)
- 70-70.5MHz 0.16µV (IPO: AMP2)
- 144-148MHz 0.125µV (AMP ON)
- 430-450MHz 0.125µV (AMP ON)
|
AM (BW: 6kHz/10dB S+N/N, 30% modulation @ 400Hz) |
- 0.5-1.8MHz 7.9µV | 1.8-30MHz 2µV (IPO: AMP2)
- 50-54MHz 1µV (IPO: AMP2)
- 70-70.5MHz 2µV (IPO: AMP2)
- 144-148MHz 1µV (AMP ON)
- 430-450MHz 1µV (AMP ON)
|
FM (BW: 12kHz, 12dB SINAD, 3.5kHz DEV @ 1kHz) |
- 28-30MHz 0.25µV (IPO: AMP2)
- 50-54MHz 0.2µV (IPO: AMP2)
- 70-70.5MHz 0.25µV (IPO: AMP2)
- 144-148MHz 0.125µV (AMP ON)
- 430-450MHz 0.125µV (AMP ON)
|
Selectivity (WIDTH: Center) |
Mode |
-6dB / -60dB |
CW (BW=0.5kHz) |
0.5kHz or better / 0.75kHz or less |
SSB (BW 2.4kHz) |
2.4kHz or better / 3.6kHz or less |
AM (BW=6kHz) |
6kHz or better / 15kHz or less |
FM (BW=12kHz) |
12kHz or better / 25kHz or better |
Image Rejection |
70dB or better (1.8MHz - 28MHz Amateur bands) 60dB or better (50MHz, 70MHz, 144MHz, 430MHz Amateur bands) |
Audio Output Impedance |
4 to 16Ω (4Ω: nominal) |
Conducted Radiation |
Less than 4nW |