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micro

HAM © 

2019

 

All rights reserved

 

Rear Panel 

1. RADIO

DB15F connector for radio connection. See Appendix A for details

2. KEYBOAD

USB A connector connecting external USB keyboard or thumb drive for firmware updates.

3. COMPUTER

USB B connector for computer connection. Uses standard USB A-B cable. 

4. PADDLE

6.3mm (¼") paddle input connector
TIP = Dit, RING = Dash, SLEEVE = Ground

5. FOOTSW

     

RCA foot switch (default) or PTTIN input connector, function can be set in setup. 

     Active when closed to ground.   
     TIP = Signal, SHELL = Ground

6. PAPTT 

RCA keying output for Power Amplifier. Active output goes to ground. 
Connector: RCA     TIP = Signal, SHELL = Ground

5

Summary of Contents for DXP

Page 1: ...microHAM 2019 All rights reserved DXP microHAM www microham com Version 1 0 2019 1...

Page 2: ...ion and Basic Operation 7 4 SOFTWARE INSTALLATION 8 Understanding DXP operation 8 Audio Devices 8 Serial Ports 9 Serial Ports Finder 10 5 SIGNALS CONFIGURATION 11 6 SETUP MENU 13 Keyboard 16 CW Operat...

Page 3: ...1kHz High dynamic range 100 dB typical 95 dB minimum Extremely low noise floor as low as 10 V effective Real Time audio input level monitoring on built in display Silent operation without relays USB...

Page 4: ...gital modes program is active 7 RX AUDIO LED lights when RX Audio to logger or digital modes program is active 8 TX Sets display and right knob to adjust TX driving level Invokes and closes SETUP menu...

Page 5: ...tes 3 COMPUTER USB B connector for computer connection Uses standard USB A B cable 4 PADDLE 6 3mm paddle input connector TIP Dit RING Dash SLEEVE Ground 5 FOOTSW RCA foot switch default or PTTIN input...

Page 6: ...SETUP menu Use TX and RX buttons to find menu item 1 1 CAT TYPE Rotate right encoder KNOB to select proper CAT levels of your transceiver CIV all Icom transceivers RS232 all modern transceivers with D...

Page 7: ...for maximum RF output power at minimum or no ALC drive This can be easily accomplished by observing the RF output meter and ALC meter on your transceiver simultaneously Adhering to this rule assures t...

Page 8: ...en if still present for class driver compatibility and the level adjustment is limited to pressing TX button and turning the multi functional encoder knob on the DXP front panel Left output channel is...

Page 9: ...ed DXP inf file This procedure will repeat three times one for each serial port NOTE Windows XP must have Service Pack 3 installed older Service Packs have a bug in the USB CDC driver Versions other t...

Page 10: ...click on port you want to change Go to Port Settings tab click the Advanced button and change the COM port number at the bottom drop down box Make sure each COM port listed in Device Manager has a un...

Page 11: ...e receive audio input that is indicated by the red AUDIO RX light on the front panel To receive audio you always need to set DXP LINE DXP RX or DXP Audio Input as the receive input audio device in you...

Page 12: ...DTR LEVEL CONVERTER 1 1 CAT TYPE 1 2 CAT DTR CAT WINKEY WKv3 WINKEY DATA 1 3 WINKEY DTR CW CW CW PTT PTT FSK DTR FSK UART FSK DATA 1 4 FSK DTR FSK FSK FSK PTT DXP RX DXP AUDIO ADC AUDIO DAC AUDIO IN...

Page 13: ...T TYPE selects hardware levels of CAT interface NONE RS232 IF232 FIF232 CI V NOTE The Selection must be confirmed by pressing the knob and leaving the menu item 1 2 CAT DTR selects the function of the...

Page 14: ...ovel feature not yet supported by any RTTY package It provides exactly timed echo of transmitted FSK data back to the logger in order to accurately and instantly control T R switching PTT control The...

Page 15: ...enu Disconnect and reconnect the USB cable to restart DXP verify the correct WinKey firmware version is displayed on DXP boot screen If you run the update without setting this menu item to YES the upd...

Page 16: ...is indicated on the display and also on the CAPS LOCK LED on the keyboard OFF for CW ON for FSK There are two modes of keyboard operation controlled by the 5 2 TYPE AHEAD menu item if NO is selected...

Page 17: ...er program is connected will also stop communication with the logger program However in Standalone Mode WinKey can play back stored messages simply by pressing one of the buttons on top of DXP To stor...

Page 18: ...e USB FLASH drive from DXP and continue operating If the update process fails the LEDs will indicate the possible cause of failure PTT LED flashes dxp upd file not found in the root directory of USB F...

Page 19: ...2 CI V RS 232 CW open collector max 30V 400mA FSK open collector max 30V 400mA 5 6 7 bit data 1 1 5 2 stop bits up to 300 Baud PTT open collector max 30V 400mA PA PTT optoMOS max 300VAC VDC 0 1A Foot...

Page 20: ...pay return shipping What is not covered This Limited Warranty does not cover 1 correction of installation or software errors in the user s computer s 2 damage caused by misuse negligence user modific...

Page 21: ...this device must accept any interference received including interference that may cause undesired operation European Union Declaration of Conformity microHAM s r o declares that the products Product...

Page 22: ...n collector 4 CW CW output open collector 12 N A Not connected 5 FSK FSK output open collector 13 AUDIO OUT S Radio AUDIO input signal 6 AUDIO OUT GND Radio AUDIO input ground 14 AUDIO IN MAIN S Radio...

Page 23: ...fety ground often exhibits excessive noise between power outlets often due to other equipment powered from the same branch circuit It is always better to avoid this source of noise interference It is...

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