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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