RedCore R-4 Bedienungsanleitung

The Switched Longwire Tuner SLT Thank you for purchasing the SLT kit from Hendricks QRP Kits. This kit is a very high quality kit that you w

Step 9. Solder the R1, 2, & 3 resistors in as shown. Figure 11 Step 10. Solder D1 in and make sure that the band marking on the diode is pla

through the top of the case. Turn over and solder in the LED from the bottom of the board. Trim off excess leads. Figure 13 – LED and R4 are now

Figure 15 Case Top View Figure 16 Another View of the Top of the Case I then cut out the template for the top from the bmp file on the web page,

Figure 17 Case top with mounted label Now we are ready for final assembly. Step 14. Mount the board to the top of the case, using all nuts and scr

Figure 19 Binding Post Connections Step 16. Attach the bottom of the case and check for shorts. Make sure that you use the short screw for the sw

Operation: I use a piece of wire 51 feet long for my long wire, and a piece 16 feet long for the counter poise. Connect the tuner to your tra

a match. So start out with all 5 switches on the top row in the out position. This will bypass those coils, eliminating them from the circuit. Next

The first step is to check to make sure that you have all of your parts. Use the list below to make sure that you have all of your parts. If you fin

Preparing The Case: The case that is provided with your kit is a custom case that will need to be drilled. Drilling a case is easy if you use the p

up. The 1/8” holes can be drilled in 1 step, but the others should be done in 3 or 4 steps. Once you have the top of the case drilled it is time to

Figure 2 The next step is very important. Take a match and burn back the insulation to the edge of the core on both leads. Then use a piece

Figure 4 Next we will wind L2. Use a small red toroid as your coil form, and repeat the procedure above, but this time only put 32 turns on the co

Figure 5 Note: The leads have NOT been prepared. Do not forget to do this. Now we are ready to build the kit. It is important that you build it

Figure 7 – Setting the depth of the bottom nut on a switch using the board as a gauge. Step 3. Mount all switches to the board, making sure that t

. Figure 9 Polyvaricon Mounting Step 7. Check the leads of the polyvaricon, make sure they are through the hole. The 2 outside leads will barel