If you have a 16 bit sound card installed then use the 16 Bit setting. The 32Bit setting is supposed to provide higher dynamic range when a true 24 Bit sound card is installed. The sound card sample setting to 32 Bit will require Win7 I cared a lot for keeping the CPU load low,- so i think this program can run on any general purpose PC, Laptop or Netbook. The general rule for the MRP40 graphic is: "what you see is what your hear" The "CW Center option" allows you to adjust the audio out to your personally preferred CW Audio tone frequency level (Vertical scroll) In the Frequency settings box you choose SSB or CW Bandwidth and adjust it with the vertical slider to your needs This way the frequency scale shows actual values. Here is a link to for the MRP40 and you can have a free trial. Very good decoding of weak, noisy and fading signals. Ham radio operators use MRP40 to overcome weak DX conditions. The volume scrollbar does also affect the intensity of the Graphical Audio Band Display. In any case the bar should indicate green minimum 10 of total height. On the upper left side of the MRP40 window is a green volume indicator bar. Just set it to the actual Quartz or VFO Frequency(in KHz) of your hardware frond end. MRP40 Morse Code CW Decoder with Icom 7300 Settings. MRP40 : MRP40 Morse Code Decoder & Sender is an amateur radio software program to receive morse code via soundcard, it allows to transmit morse code from the keyboard. MRP40 has also a horizontal scrollbar for volume adjustment. In the middle of the axis of spectra display you can edit the green number "0". Tuning is straight and easy: Just click into the waterfall,- keep mouse button down and drag.įor fine tuning you do a right button mouse click to any position in the upper waterfall,- keep mouse button down and drag. (Tuning is refined 1:50) => 1Hz accuracy! For transmitting Morse code the program encodes keystrokes from the computer’s keyboard and sends it to your radio transmitter. The decoded text is displayed on the computer’s monitor. The output audio volume is coupled to that as well. MRP40 decodes received Morse audio signals that have been fed to your computer’s sound device. With the horizontal scroll bar on the main Window you adjust the color contrast of both graphic displays at the same Initially you need to care for the sound card settings (click Options- show- sound card) Update from MRP40 to MRP40-SDR price: € 26,25 Euro Readme first!įor those who do not have SDR transceiver front end hardware with IQ signal output, I recommend the usage of normal MRP40ĭownload and try the full functional 30 day trial of normal MRP40 version 66.Īny version normal price: € 52,50 Euro (to look up the price in other currency go to currency converter) Readme first!ĭownload and try the full functional 30 day trial of MRP40-SdrPlay-RSP2 version. Sampling Rates: 48, 96, and 192 KHz (16 or 32 Bit)ĭownload and try the full functional 30 day trial of MRP40-SDR version for Soundcard IQ inputĭownload and try the full functional 30 day trial of MRP40-SdrPlay-RSP1 version. MRP40-SDR also can transmit morse signals via I-Q output. Plus a tuning front end for incoming I-Q Signals This program consists of the well known MRP40v64 MRP40-SDR works with external SDR transceiver hardware that provides IQ-input signal like Softrock, KX3 or similar Sign up to vote this object, vote his reviews and to contribute to Tiiips.MRP40 Morse Decoder for I-Q input signals: MRP40 Version 66: Bug fixes, improvements in transmission and decoding, additional functions like MiniLogBook, and AFC enhancements. Vertical scroll bar in the receive text box. MiniLogBook with QRZ.com database lookup. Operating Systems: Win95 / Win98 / WinMe / Win2000 / Win XP / Win 7, 8, 10 / Snow Leopard / Parallels Desktop 5. Soundcard: any general-purpose sound card. Keying the transceiver via the RS232 serial port or sound card output. Using AFSK (audio frequency-shift) keying by sending CW audio to the transceiver from the computer's sound card.
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