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HB-1B MK4 2018 

4 band CW QRP transceiver Manual 

Introduction: 

HB-1B MK4 2018 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 continued, you can receive a good SSB, AM and CW 
signals. 

Summary of Contents for HB-1B MK3

Page 1: ...ack 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 o...

Page 2: ...ly voltage 9 14VDC Current drain Receive about 70mA Transmit about 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 circu...

Page 3: ...s Stereo headset will be connected to the headphone port PHONE impedance 8 32 ohm Key Paddle The HB 1B has an automatic function that determines what type of key is being used and is initiated at Powe...

Page 4: ...2 seconds the LCD screen will display SAVE the current frequency and current mode will be stored in the Memory Location selected RIT MOD button Click this button to enter or exit RIT function RIT 0 00...

Page 5: ...to save Change the Frequency Tuning Steps While working in Ham band pressing the tuning knob will change the tuning step between 10Hz 100Hz or 1KHz in the RIT mode will be 10Hz and 100Hz Working in bo...

Page 6: ...nd 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 letter S will be heard then release the button...

Page 7: ...requency meter to calibrate the frequency of DDS Turn off power Simultaneously press both V M SAV and the RIT MOD turn on power holding down the two keys until you seethe LCD display like this then re...

Page 8: ...Youkits 2018 3...

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