What to do if my OM POWER OM2501A shows a screen current error?
If your OM POWER Amplifier displays a 'Screen current error', you can try the following: * Reduce the input power. * Check the amplifier tuning. * Check the plate voltage fuse.
How to cool down my OM POWER OM2501A Amplifier when it's too hot?
If your OM POWER Amplifier is too hot, you should first check the cooling system. If the problem persists, consider setting up an additional blower to improve cooling.
What to do if my OM POWER OM2501A Amplifier shows plate voltage error?
If your OM POWER Amplifier displays a 'Plate voltage error', the cause might be a high voltage supply fault. In this case, check the fuses on the HV board.
What causes a mains error in my OM POWER OM2501A Amplifier?
If your OM POWER Amplifier displays a 'Mains error', it may be caused by an improper setting of the nominal value of Um. Check the mains voltage and set up the nominal mains voltage. Also, check the primary voltage setting on the transformer.
How to fix a screen voltage error on my OM POWER OM2501A Amplifier?
If your OM POWER Amplifier displays a 'Screen voltage error', check the screen power supply. Also, check fuse F10 on the HV supply board and fuse F1 on the Screen board.
Why is my OM POWER OM2501A showing a heating voltage error?
If your OM POWER Amplifier displays a 'Heating voltage error', it is usually due to an improper setting of the primary voltage on the transformer. Set up the proper transformer voltage selector.
What does HARD FAULT mean on my OM POWER OM2501A?
If your OM POWER Amplifier displays a 'HARD FAULT', it indicates high current from the HV supply. You should check the HV circuits and the tube.
What to do if my OM POWER Amplifier shows a cooling error?
If your OM POWER Amplifier displays a 'Cooling error', check the blower rotation.
General| Cooling | Forced Air |
|---|---|
| Harmonic Suppression | >50 dB |
| Input Impedance | 50 Ohm |
| Output Impedance | 50 Ohm |
| Tube | FU-728F |
| Frequency Coverage | 1.8 - 29.7 MHz, 50 - 54 MHz |
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