Frequency coverage: | Amateur bands (1.8 – 29.7) MHz including WARC |
Power output: | 4000+ W in SSB and CW on HF bands, 3000 W in RTTY and DIGI modes |
Input Power: | Usually 40 to 60 W for full output power |
Input Impedance: | 50 ohm, VSWR < 1.5 : 1 |
Power Gain: | 17 dB |
Output Impedance: | 50 ohm unbalanced |
Maximum Output SWR: | 3:1 |
SWR protection: | Automatic switching to STBY, when reflected power is 350 W or higher |
Intermodulation distortion: | -32 dB below nominal output |
Suppression of harmonics: | < -50 dBc |
Tubes: | 2x FU728F ceramic tetrode |
Cooler: | Centrifugal blower + axial blower |
Response speed of AUTO tune: | less than 0.5 s within same BAND, less than 2 s if out of BAND |
Power supply: | switchable voltages - 220/230/240 V for 50 Hz or 230/240/250 V for 60 Hz (or other primary voltages e.g. 200 V 50/60 Hz for Japan) |
Transformers: | 2 pcs. of toroidal transformer 3 kVA |
Dimensions: | 485 mm x 200 mm x 455 mm (width x height x depth) |
Weight: | 46 kg |
Protection circuits: | - VSWR too high |
| - Anode current too high |
| - Anode voltage error |
| - Screen current too high |
| - Screen voltage error |
| - Grid current too high |
| - Grid voltage error |
| - Heating voltage error |
| - Mistuning of PA |
| - Temperature too high |
| - Soft start for protecting your fuses |
| - “switch-on blocking“ at opened amplifier |
Indications: | 4.3" color touch screen display |
Features: | High level of protection |
| Memory for faults and warnings, easy maintenance |
| Automatic set-up anode current (BIAS) – no need to adjust manually after changing the tubes |
| Three programmable working modes of the axial blower |
| Full QSK operation |
| Many operational parameters to display |
| The smallest and lightest 4000 W Power Amplifier on the market |