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K-PO HR-2800 Owner's Manual

Amateur radio hf transceiver
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HR-2800
28 MHZ AM-FM
AMATEUR RADIO HF TRANSCEIVER
OWNER'S MANUAL
NOTICE !
It is recommended to carefully read this owner's manual before using the product. This will also help to prevent illegal use of the
radio in violation of the regulations valid in the country where the product is used, as well as to avoid causing possible interferences
to other services.
Index
Introduction - Content of the packaging
Controls and operation
CTCSS function
Installation
Specifications - User Information
ESP Compander Diagram - CTCSS Diagram
PCB - Main Board & CPU Board
Diagram
Block Diagram
NOTICE !
This transceiver has been factory programmed, in order to use the product immediately after purchase. The programming includes
the activation of frequencies in the HF 10 Meter Amateur Band, according to the technical rules in force for the use of this bands.
The manufacturer is not responsible for any modification to the harware or software of the product, which may possibly cause the
radio
Congratulations !
Congratulations for selecting and purchasing a K-PO quality product. K-PO HR-2800 is a 10-Meter band Amateur Radio transceiver
using advanced hardware and software design. This transceiver includes a number of advanced functions and systems, therefore it
is definitely necessary to carefully read this owner's manual before using the radio. With a correct use of the product in accordance
with the operating method described in this manual, the product will offer a trouble free use for many years. K-PO is constantly
engaged to develop and provide quality products meeting the customers requirements, however any suggestion or comments on this
product that might help us to improve quality are warmly welcome.
Content of the packaging
Please check that all the following items are contained in the packaging :
•
Main unit (transceiver)
•
DC power cord with fuse holder and fuse
•
Dynamic microphone
•
Car mounting bracket
•
Car mounting bracket accessories (hardware, knobs, etc.)
•
Microphone bracket
•
Owner's manual
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Summary of Contents for K-PO HR-2800

  • Page 1 With a correct use of the product in accordance with the operating method described in this manual, the product will offer a trouble free use for many years. K-PO is constantly engaged to develop and provide quality products meeting the customers requirements, however any suggestion or comments on this product that might help us to improve quality are warmly welcome.
  • Page 2 Front panel ANL-OFF Selector This selector enables the ANL function (Automatic Noise Limiter). The ANL reduces electric and electromagnetic noise on the operating frequency. Move the selector to ANL to enable the Automatic Noise Limiter and move it to OFF to disable it. LOC-DX Selector This selector enables the LOC function (Local), in order to attenuate the strength of the incoming signals.
  • Page 3 TRUCK Icon The TRUCK icon is lighted when the special programmable TRUCK memory channel (for truck drivers) has been selected. EMG Icon The EMG icon is lighted when one of the special quick access frequencies has been selected. ESP C E Icon The ESP C E icon is lighted when one of the ESP (Electronic Speech Processor) functions has been enabled.
  • Page 4 frequency to be monitored using the CHANNEL selector (13) or the frequency selection keys on the microphone (28, 30). To enable the DW function, press the DW key for about 2 seconds, until the DW icon (I) appears and blinks on the LCD display. Now set the second frequency to monitor using the CHANNEL selector (13) or the frequency selection keys on the microphone (28, 30).

  • Page 5: Rf Gain Control

    Press the key once again to disable all systems. ESP performance of the modulation in RX and TX modes Modulation without ESP Modulation with ESP 16. MIC GAIN Control This transceiver uses a high quality dynamic microphone. The microphone gain is adjustable with the MIC GAIN control. By turning the knob clockwise, the microphone gain is increased.
  • Page 6 24. PA Jack If the PA function has to be used, connect to the external speaker (optional) to this jack. Refer to item no. 19. 25. EXT (External Speaker) Jack This jack is for connecting an external speaker (optional). 26. 13.2VDC / 32VDC POWER CORD 13.2VDC / 32VDC input power cord.
  • Page 7 The CTCSS tone number selection does not need to be confirmed. After a CTCSS tone is stored, you may receive and transmit on the current frequency. In CTCSS mode, if the LCR key is pressed, the last used frequency will be recalled but it will be associated with the stored CTCSS tone number.
  • Page 8 Once radio has been connected to the vehicle electric system and to the antenna, the correct operation of the system may be checked. Please proceed as follows : Check that the power cable is correctly connected. Check that the RF antenna coaxial cable is correctly connected. Connect the microphone to the connector (21), located on the front side of the radio.