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OM4001HF 4kW HF Amplifier

Availability:

Built on order, delivery time 2-3 weeks


The OM4001HF linear amplifier is designed for use on all short wave amateur bands from 1.8 to 29.7 MHz (including WARC bands) and all modes. It is equipped with a two ceramic tetrodes FU728F and delivers up to 4000+ watt on all HF bands.

Built on order, delivery time 2-3 weeks.

6,942.90 $

  • EUR: 6,290.00 €
  • SEK: 72 046 kr

Built on order, delivery time 2-3 weeks

unlimited available through backorder

OM4001A Specifications

Frequency coverage: Amateur Bands 1.8 – 29.7 MHz including WARC
Power output: 4000+ W in SSB and CW on HF bands,
3000W in RTTY and DIGI modes
Input Power: Usually 40 to 70W 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 350W or higher
Intermodulation distortion: -32dB 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 0,5s within same BAND ,less than 3s if out of BAND
Power supply: Switchable 2 x 220/230/240V – 50 Hz one or two phases
Transformers: 2 pcs of toroidal transformer 3kVA
Dimensions: 485 x 200 x 455mm (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″ colour 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 with silent relay
  Many operational parameters to display
  The smallest and lightest 4000 W Power Amplifier on the market

 

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