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tparrishAug 20, 2025
What to do if my OM POWER OM4001A Amplifier shows 'Refl. power too high'?
- MmichellemannAug 20, 2025
If your OM POWER Amplifier indicates 'Refl. power too high', you should check your antenna and reduce the output power.
What to do if my OM POWER OM4001A Amplifier shows 'Refl. power too high'?
If your OM POWER Amplifier indicates 'Refl. power too high', you should check your antenna and reduce the output power.
Why is the SWR too high on my OM POWER OM4001A?
If the SWR is too high on your OM POWER Amplifier, check your antenna and the antenna switch.
What should I do if the Grid current is high in my OM POWER Amplifier?
High grid current in your OM POWER Amplifier is often due to overdriving the PA. Reduce the input power and check the amplifier tuning.
What to do if my OM POWER OM4001A Amplifier shows 'Power Out is too high'?
If the 'Power Out' is too high on your OM POWER Amplifier, reduce the input power.
What to do if my OM POWER OM4001A indicates 'Power In is too high'?
If your OM POWER Amplifier displays 'Power In is too high', reduce the input power and check the amplifier tuning.
What to do if my OM POWER OM4001A displays 'Plate current too high'?
If the plate current is too high, reduce the input power, check the amplifier tuning, and check the EBS setting.
What to do if my OM POWER OM4001A Amplifier shows 'Screen current error'?
A 'Screen current error' usually means the PA is being overdriven. Reduce the input power, check the amplifier tuning, and check the plate voltage fuse.
How to fix low output power (tune) on OM POWER OM4001A?
If you are experiencing low output power due to a tuning issue, retune your OM POWER Amplifier.
What to do if my OM POWER OM4001A is too hot?
If your OM POWER Amplifier is overheating, check the cooling system and set up an additional blower.
What does 'HARD FAULT' mean on my OM POWER OM4001A Amplifier and how to fix it?
A 'HARD FAULT' indicates that the protection circuit saved HV against overload. Check the HV circuits and the tube.
General| Frequency Coverage | 1.8 - 30 MHz |
|---|---|
| Cooling | Forced air |
| SWR Protection | Yes |
| Input Impedance | 50 ohms |
| Output Impedance | 50 ohms |
| Suppression of Harmonics | -50 dB |
| Power Supply | 220 V AC |
| Dimensions | 485 x 200 x 455 mm |
| Operating Modes | SSB, AM, CW |
| Frequency Response | 1.8 – 29.7 MHz |
Instructions on properly grounding the amplifier for safe operation.
How to operate the amplifier using the touch screen interface and control buttons.
Steps to prepare the amplifier for operation after initial setup.
Detailed steps and explanations for operating the amplifier in different modes.
Explains warning and fault messages displayed by the amplifier's protection circuits.
Using dedicated software for remote operation and monitoring of the amplifier.
Guide to diagnosing and resolving common faults and warning messages.
