OM Power
The linear amplifier OM3006 is designed for 50 MHz amateur bands from 50 till 52 MHz and all modes . It is equipped with a ceramictetrodeGU78b.
Specification of OM3006:
| Frequency coverage: | Amateur bands 50 – 52 MHz |
| Power output: | 3000 W in SSB and CW, RTTY, AM and FM |
| Driver Power: | Usually 40 to 60 W for full Output Power |
| Input impedance: | 50 Ohm VSWR < 1.5 : 1 |
| Output amplification: | 17 dB |
| Output impedance: | 50 Ohm unbalanced |
| Maximum output SWR: | 2:1 |
| SWR protection: | Automatic switching to STBY, when reflected power is 350W or higher |
| Intermodulation distortion: | 32 dB below nominal output |
| Suppression of harmonics: | < -50 dBc |
| Tube: | GU78b Ceramic tetrode |
| Cooler: | Centrifugal blower + axial blower |
| Power supply: | 2 x 230 V – 50 Hz one or two phases |
| Transformers: | 2 pcs of toroidal transformer 2.5 kVA |
| Protection circuits: | – SWR too high |
| – Anode current too high | |
| – Screen current too high | |
| – Grid current too high | |
| – Mistuning of power amplifier | |
| – Hot switching protection | |
| – Soft start for protecting your fuses | |
| – “switch –on blocking “ at opened amplifier | |
| Bar graph indications: | – Power output – bargraph 50 LED |
| – Reflected power – bargraph 20 LED | |
| – Screen current( Ig2 – bar graph 10 LED ) | |
| – Anode voltage, anode current, tuning – bargraph 30 LED | |
| LED indicators: | – Grid current ( Ig1 – 2 LED ) |
| – WAIT – preheating of tube (180 sec ) | |
| – STBY– standby | |
| – OPR – operating condition | |
| – FAULT – failure, switching off for abt. 2 sec | |
| Parameters: | 485 x 200 x 455mm (width x height x depth) |
| Weight: | 32 kg |
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