METROPWR FX773 MK1 5″

download  METROPWR FX773 MK1, is a modern VECTOR POWER/SWR METER completely digital. It’s composed of a wattmeter and a power coupler for measurements up to 3/5kW. It has a very modern design, and very high performance. It has inside a fast 32bit processor plus a coprocessor to handle all the measurements in real time, and measure Power (AVG, PeP, dBm) , SWR, R, Z, X, and more. It has a fast external bus with which you can connect many accessories in series:

  • Antenna switch 1X4 positions FX7
  • Radio switch 1X4 positions FX7
  • Directional coupler 3/5kW FX3/FX5

In the photo some examples of connecting some accessories. Metropwr Fx773/FX775 can handle 4 antennas and 4 radio simultaneously. Through a menu it is possible to cross each radio with each antenna. 


In the picture the block diagram of the FX773 / FX775. The heart is a powerful 32bit uP with a second uP used to manage all measurements in real time.To understand the potentialities of the METROPWR FX773/FX775 MK1 Wattmeter, I attach some link diagrams. The potentialities are enormous thanks to the scalability and expandability of the instrument. Perhaps calling it a wattmeter is somewhat diminutive as in the Metrovna I thought in great designing a tool that can measure almost any power at almost any frequency as well as handle all antennas and radios at the same time. In short, a UNIQUE tool in its genre and perhaps never seen to this day. As for the Metrovna, I wanted to integrate all the features of the trade tools and integrate them into a highly high tech wattmeter. Starting with the unique design of the SMART functions, in addition to the common tools seen in the last decades. 

It has a large Lcd touch screen display very fast and responsive, with which you can monitor:

  • Measurement errors
  • High SWR alarm
  • RX/TX/Standbye
  • Monitoring ADC/ACT
  • USB PC RX/TX
  • Check Bus I2C

In the picture, the Metrowatt FX775 MK1 with the first menu through which you can view

  • AVG power, PeP (5kW autoranging scale)
  • Express power mW / W / kW and dBm
  • SWR / RL
  • Double function smeter Power AVG,P&P
  • Measures Return Loss
  • Parameter Measurement Antenna Resistance, Impedance, Reactive (R, Z, X) Up to 3 / 5kW
  • Voltage Supply Vcc / USB
  • Operating frequency MHz, KHz, Hz
  • Operational OM band

New software for windows to control the FX773 via USB.

 

FAQ – FX773

Does the FX773 arrive calibrated?
Yes, the FX773 is pre-calibrated before shipping.

What power range does it support?
The FX773 supports measurements up to 3–5 kW, depending on the model.

Which parameters can be measured?
It measures Power (AVG, PeP, REF, dBm), SWR, (R, Z,X),  and more in real time.

Is it compatible with Metropwr and SDR software?
Yes, it is fully compatible with all Metropwr applications and SDR software for Windows and macOS.

Can I use it remotely?
yes via USB port.

Can I install the FXLAN network board?
There is no space to install it internally, but it can be connected externally without issues.

What is the difference between the old FX773 and the new FX773 MK1?
They have identical hardware; the only difference is the firmware.
The FX773 MK1 has improved measurement accuracy thanks to the new firmware.

Can I transform the old FX773 into FX773 MK1?
Yes, you can transform a standard FX773 into FX773 MK1 by installing the new firmware.
However, it is necessary to recalibrate the instrument after the firmware update.

Where can I find the manual?
The complete manual for the Metropwr FX773/FX775 is available at the following link:

👉 Manual FX773/FX775 (PDF)

 

 

 

 

 

 

 

Technical Features VECTOR SWR/POWER METER METROPWR FX773 MK1

  •  Coverage 1.8/55 MHz 160/6mt 
  •  HF/55MHz Measure Power AVG, PeP, dBm, R, Z, |X| , SWR, Frequency
  •  Wide Autoranging Power range 0.5W/5kW full-scale 10kW
  •  HF/50MHz Optional Couplers  0.5W /3kW (FX3) – 0.5W/5kW (FX5)
  •  Accuracy SWR error about 5%*
  • Frequency counter error
  •  Directivity Coupler 30dB
  •  Accuracy Power about 5%* 
  •  Operating voltage 9/13.8V
  •  Dimensions 185x110x105 mm
  •  Weight 200gr

Functional characteristics

  •  Display TFT 5″ (FX773) 16 K color Touch screen
  •  uP 32bit + Coprocessor
  •  14 Internal Menus (expandable)
  •  Internal Analog/Digital UTC Clock 
  • Weather station (%Humidity/temp C/F)
  •  PC USB port
  •  ADC resolution 16bit
  •  2 x Fast EXP Port
  •  updating Firmware through USB
  • 4 x SMA rear port
  • expandable 2 x Sensor + 2 X Antenna Switch 

 

FX773/5 Accessories and Sensors

Optional Coupler FX3

  • Coverage 1.8/55 MHz 160/6mt
  • Power 3kW PeP
  • Directivity 30dB
  • Flatness 0.1 dB
  • Connector so259 + SMA

 

Optional Coupler FX5

  • Coverage 1.8/55 MHz 160/6mt
  • Power 5kW PeP
  • Directivity 30dB
  • Flatness 0.1 dB
  • Connector so259 + SMA

 

 

Optional Radio/Antenna Switch FX7*

  • Coverage 1.8/55 MHz 160/6mt
  • Power 1kW PeP
  • 1X4 Positions So259
  • In/out EXP Bus (Easy Lan Conector)
  • No need ext. supply
  • FX4* (for FX771 2017/18 Version)
  • FX7* (for FX771 2019 Version)
  • FX7 (for all VersionFX773/FX775

*half band after accuracy calibration

 

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