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HB-1B MK3 2015

5 band CW QRP transceiver Manual

Introduction:

HB-1B MK3 2015 is the upgrade version of our HB-1B QRP

transceiver. It is a small in size, light weight, lithium battery pack ,
particularly suitable for travel, picnics and other outdoor activities.

HB-1B MK3 covered 40m,30m,20m,17m and 15m

amateur

bands.With the DDS circuit to generate VFO signal, it can also work
outside of the 5 amateur bands. It can cover between 5.9-22MHz
band short wave radio bands. Additional IF bandwidth switching
adjustable 400-3Khz continued, you can receive a good SSB, AM and
CW signals.

HB-1B MK3 LCD display: frequency, operating mode, supply

voltage, S meter, receive fine-tuning (RIT) and forward and reflected
power level, It is very convenient to use.

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Содержание HB-1B MK3

Страница 1: ...covered 40m 30m 20m 17m and 15m amateur bands With the DDS circuit to generate VFO signal it can also work outside of the 5 amateur bands It can cover between 5 9 22MHz band short wave radio bands Additional IF bandwidth switching adjustable 400 3Khz continued you can receive a good SSB AM and CW signals HB 1B MK3 LCD display frequency operating mode supply voltage S meter receive fine tuning RIT ...

Страница 2: ...ut 800mA DC12V Receive 5 9 22MHz continuous Transmit 7 0 7 3MHz 10 1 10 15 MHz 14 0 14 35 MHz 18 068 18 168MHz 21 21 45MHz VFO DDS circuit with 6MHz reference frequency Display 1602 LCD Output power 12V supply 4 5W Side tone about 700Hz Automatic key adjustable speed Built in Selectivity 4 crystal filter IF bandwidth adjustable 400Hz 3kHz Audio Output 8 ohm load about 0 1W Need to take stereo conn...

Страница 3: ...n automatic function that determines what type of key is being used and is initiated at Power On time you will hear in CW the sound of the letter A if the paddle is connected or the letter M if the straight key is connected Must plug in straight key before power on to active straight key The operation of HB 1A When power on you will be heard in CW the sound of the letter A if the paddle is connect...

Страница 4: ...ill be stored in the Memory Location selected RIT MOD button Click this button to enter or exit RIT function A dash will be displayed to the right of the frequency display as shown above When in the RIT mode turning the tuning knob clockwise raises the frequency as indicated by the up arrow turning the tuning knob counter clockwise will lower the frequency as indicated by the down arrow To Change ...

Страница 5: ...TT IF for 2 seconds again to exit If do not make any operation 8 seconds after it will be automatic exit Change the Frequency Tuning Steps While working in Ham band pressing the tuning knob lwill change the tuning step between 10Hz 100Hz or 1KHz in the RIT mode will be 10Hz and 100Hz Working in board casting band the step is 10Hz 100Hz and 5kHz If you Pressing the tuning knob for 2 seconds the tun...

Страница 6: ...screen display TX ERRER when you try to transmit outside 5 Ham band Automatic key function Automatic call CQ Press the CQ SET button lightly to send CQ CQ CQ DE yourcall sign three times K If the CQ is to be cancelled press CQ SET button for 1 second at any time during the CQ Below 3 function must use paddle to operate Change speed Press CQ SET button for approximately 2 seconds and the Morse code...

Страница 7: ... letter I continue to hold down the CQ SET button until you hear the letter T then release the CQ SET button Push the paddle to the DOT side to send continued carrier then push to the DASH side to end When complete press CQ SET lightly to exit Reset This operation will reset the 30 frequency memory to its original value And you need a frequency meter to calibrate the frequency of DDS Turn off powe...

Страница 8: ...ading is the same as the LCD display Press the RIT MOD button to exit Push V M SAV to finish Adjust VR1 for DC voltage display on LCD screen if needed Adjust VC if the sidetone is off 700Hz Youkits 2015 6 ...

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