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WA3RNC 40 Meter CW Transceiver Quick-Kit 

 

Acrylic NO-SOLDER 40M Xceiver 

Assembly Instructions  

 

 

Fig. 1 

 

 

 

Covers approximately 7.017 to 7.047 MHz. 

 

Output is adjustable from 0 to 5 watts with rear panel control. 

 

12 dB Rx attenuator switch on rear panel with front panel indicator. 

 

Sharp 350Hz bandwidth (-6dB) crystal IF filter for single signal reception. 

 

Receiver sensitivity (MDS) 0.15 microvolts, image rejection 68dB 

 

Transmitter harmonics and spurs at -55dBC assures FCC compliance. 

 

Rx current consumption about 35 ma, Tx 400-800ma at 12V input 

 

PC Board is completely assembled, tested, and aligned. 

 

User installs tuning and volume control harnesses, and you’re done. 

 

Acrylic “Day Glow” cabinet is formed and predrilled. 

Summary of Contents for Acrylic NO-SOLDER 40M Xceiver

Page 1: ... front panel indicator Sharp 350Hz bandwidth 6dB crystal IF filter for single signalreception Receiver sensitivity MDS 0 15 microvolts image rejection 68dB Transmitter harmonics and spurs at 55dBC assures FCC compliance Rx current consumption about 35 ma Tx 400 800ma at 12V input PC Board is completely assembled tested and aligned User installs tuning and volume control harnesses and you re done A...

Page 2: ...e acrylic chassis about inch from the corners Remove the volume control harness from packet 3 and insert the LED through the lower center hole in the acrylic panel Insert the LED into the holder as far as it will go then carefully push the holder and LED back into the panel Install the volume control through the right side panel hole and secure with the provided hardware Mount the phone jack in th...

Page 3: ...olume control harness connector to the 4 pin header on the right side of the board Note that the connector will not mate if reversed Connect the tuning control harness to the 5 pin header on the left side of the board Neatly dress the harness wires Install the clear plastic protector on the upper standoffs with the 4 remaining m3 screws Check that the engraving is oriented properly This completes ...

Page 4: ...r of the panel indicates the relative strength of the signal The LED sensitivity can be adjusted with trimmer potentiometer R11 Adjust for a dim glow with no signal If you wish to disable this LED turn R11 fully counterclockwise 5 The transmitter sidetone level will vary as the power is adjusted The level can be adjusted with trimmer potentiometer R7 if desired The sidetone you hear is the actual ...

Page 5: ......

Page 6: ...Builder installed parts are shown in yellow R7 Sidetone level adjust pot shown in Blue R11 LED Bias adjust pot shown in Blue ...

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