The linear amplifier OM2200A is designed for all short wave amateur bands from 1.8 till 29 MHz (including WARC – bands ) and all modes . It is equipped with a ceramic tetrode FU-728F. The OM2200A is automatically tuned to operating frequency of your TRX.
Specification of OM2200A:
Frequency coverage: amateur bands 1.8 – 29.7 MHz including WARC
Power output: 2200+ W in SSB and CW
2000 W in 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
Tuning: manual or AUTO
Response speed of AUTO: less than 0.5s within same BAND, less than 3s if out of BAND
Supported TRXs-CAT: ICOM, ELECRAFT, KENWOOD, TEN-TEC ORION, YEASU and
Icom transcieve protocol using by microHAM devices (CI-V output)
Tube: FU728F Ceramic tetrode
Cooler: Centrifugal blower + axial blower
Power supply: 1 x 230 V – 50 Hz single phase
Transformers: 1 pc of toroidal transformer 3.0 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 – bar graph 50 LED
– Reflected power – bar graph 20 LED
– Screen current ( Ig2 – bar graph 10 LED )
– Anode voltage, anode current, tuning – bar graph 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
OSD Indication: LCD display 2×16 characters
Parameters: 485 x 200 x 455mm (width x height x depth)
Weight: 31 kg
Photo credit by “OM POWER”
Photo credit by “OM POWER”
Photo credit by “OM POWER”