ME4T-PRO   4m High performance  transverter specifications
                     Probably the world's best 4m transverter !







Frequency Coverage: 69.9-72MHz  band.
IF in/out Frequency : 27.9-30MHz

LO frq stability:  Low phase noise TCXO, Better than +-0.5ppm 0 to +50C.         
I/O Impedance : 50 Ohm unbalanced - coax jack BNC/UHF type.
Input Voltage : 13.8VDC, +-10%, polarity mismatch, 10A -40dB EMI filter.
Power Consumption : 0.45A RX, 5A TX @30W output.
Size & Weight : WxDxH: 240x210x70mm, 1.5kg.


RX front-end :typ. 0.9dB NF, >22dBm OIP3, +3dBm IIP3, PGA-103+ low noise
                          high dinamic range front end.
RX RF mixer : MCL SRA-1H, +17dBm,(opt.SBL-2S +23 dBm mixer is available)
RX overall gain : Typ. 20dB variable,
IF rejection : >85dB


Power Output: 30W  continuous carrier.
IF power input: -20 to +37dBm (switchable built in att.) Single or two  IF cable operation.
SWR input : 1:1.1
Emission modes : CW, SSB, FM, FSK.
Harmonic Output Suppression: Better than 70 dB below rated output.


  • RA30H0608M Mitsubishi RF Power Module

  • Built in ext. fan speed controller circuit

  • LED bargraph Power meter

  • Output PWR potmeter on the front page (5-30W)

  • SND jack for ext PA's (GND out when TX, open collector +50V/1A max)

  • ALC circuit


  • Optional fan module (2pcs  50x50mm external fan on holder plate)

  • Optional +23 dBm RX mixer

  • PGA-103+ low noise high dinamic range front end( available from January 2013.)

  • Built in heatsink  temp. sensor

  • IF input & output BNC connectors

  • Second RX(SDR) output possibility(single IF cable version only)

  • 20A type DC connectors

  • Optional IF RX, TX and PTT cables

  • Built in jumperable IF amplifier to low out IF level radios(IC7600,7800,FTDX5000)

  • Easy connect to ME28-X IF Xtal preselector.


Operating environments:
   - temperature range: 0...+50 degs.Celsius;
   - humidity: up to 95% @ +35 degs.Celsius.


Mechanics & Electronics Inc.  1991-2015.  All rights reserved