ELECRAFT K144XV Especificações

ELECRAFT K3 HIGH-PERFORMANCE 160 – 6 METER TRANSCEIVER K144XV 2-METER OPTION INSTALLATION AND OPERATION Revision D July 25, 2011 Copyright

10Remove the K3’s left side panel (the side with the handle). Check the panel to determine whether it has the three mounting holes for the K144XV m

11Solder the male half of the one –pin connector to the via (copper plated hole through the board) near the front right area of the K3 main RF boar

12If you have a K3/10 with its blank rear panel, go on to the next step with a square check box. If you have a K3/100, move the circuit breaker and

13If you have a K3/100, skip this step. If you have a K3/10 with the blank rear panel, replace it as follows: Install the TMP cable with a BNC conn

14 Lift the top cover off of the K144XV module and connect the cables as follows (See Figure 7). The top cover is supplied fitted but not screwed o

15 Install the top cover on the K144XV module. Ensure the lip fits outside the bottom cover on all three sides, then secure the cover with five 4-4

16 Replace the chassis stiffener using the screws you removed earlier. If your original stiffener lacks the cutout required for the K144XV as shown

17Turn the K3 off, then on again while watching the status LED on the K144XV module. It should flash once or twice when power is applied. That indi

18 Using the K144XV The K144XV 2-meter option adds full coverage of the 2-meter band (144-148 MHz) to the K3. The K144XV is a transverter, taking R

19Frequency Calibration There are two local oscillators in the K144XV that control the receive and transmit frequencies. One is active from 144 to

2Contents Introduction ...

20Using External Transverters with the K144XV The K144XV may be used with higher-frequency converters and the KXV3 interface will provide band data

21When the download is complete, turn the K3 off, wait at least 10 seconds, then turn it on again while watching the STATUS LED. Verify that the ST

22DC Power On Antenna Cable During Transmit A jumper is provided to add +5VDC to the antenna cable center conductor during transmit if desired. The

3Introduction If your K144XV is already installed in your K3, turn to Using the K144XV on page 18 for operating instructions. The K144XV option a

4 Customer Service and Support Technical Assistance You can send e-mail to [email protected] and we will respond quickly - typically the same

5 Assembling and Installing the K144XV If you purchased your K3 with the K144XV already installed, turn to Using the K144XV on page 18 for operatin

6We strongly recommend you take the following anti-static precautions (listed in order of importance) to avoid trouble:  Leave ESD-sensitive part

7Parts Included The following parts should be included in your kit. Check to ensure you have them all. If any parts are damaged or missing, contact

8ILLUSTRATION DESCRIPTION QTY. ELECRAFT PART NO. TMP Cable, 6-Inch (15.2 cm) marked near the connector at each end.(Typically the marking will be

9Installation Procedure Removing the K3Top Cover Disconnect power and all cables from your K3. Remove the nine screws to free the top cover as sho