Biquad Antenna for 4G Router
by oscarbavelaar in Circuits > Mobile
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Biquad Antenna for 4G Router
![IMG20200208161250.jpg](/proxy/?url=https://content.instructables.com/FEP/Q259/K6DRZ3J6/FEPQ259K6DRZ3J6.jpg&filename=IMG20200208161250.jpg)
![IMG20200208175324.jpg](/proxy/?url=https://content.instructables.com/FSL/52S8/K6DRZ3JZ/FSL52S8K6DRZ3JZ.jpg&filename=IMG20200208175324.jpg)
Make yourself homemade 4G biquad antenna made from a cake pan plus plant drip tray.
Supplies
Cake pan 15 inch / 35 cm diameter
pvc pipe
copper wire
cable ties
gluegun
drill
sma connector plus cable
Make Antenna
![IMG20200208161323.jpg](/proxy/?url=https://content.instructables.com/FYY/MPA4/K6DRZ3JA/FYYMPA4K6DRZ3JA.jpg&filename=IMG20200208161323.jpg)
Create youre antenna calculated for youre 4g frequenty
There are several online calculators (google it) or use this one,
https://www.changpuak.ch/electronics/bi_quad_anten...
Bend youre antenna and solder both wire`s, one on each middle side (left right does not matter)
Measure Out and Drill Holes
![IMG20200208161419.jpg](/proxy/?url=https://content.instructables.com/FNS/E116/K6DRZ3JG/FNSE116K6DRZ3JG.jpg&filename=IMG20200208161419.jpg)
![IMG20200208161435.jpg](/proxy/?url=https://content.instructables.com/FRN/OI0Q/K6DRZ3JJ/FRNOI0QK6DRZ3JJ.jpg&filename=IMG20200208161435.jpg)
![IMG20200208161655.jpg](/proxy/?url=https://content.instructables.com/FSQ/0JSY/K6DRZ3JN/FSQ0JSYK6DRZ3JN.jpg&filename=IMG20200208161655.jpg)
Size of drill depends on the size of pvc u use..
Cut Pvc Pipe to Size (height Obtained From Calculator)
![IMG20200208161707.jpg](/proxy/?url=https://content.instructables.com/F7O/49M7/K6DRZ3JQ/F7O49M7K6DRZ3JQ.jpg&filename=IMG20200208161707.jpg)
![IMG20200208162337.jpg](/proxy/?url=https://content.instructables.com/FAS/NEFA/K6DRZ3JU/FASNEFAK6DRZ3JU.jpg&filename=IMG20200208162337.jpg)
Take cable tie through hole inside pvc pipe place over copper wire, back through hole and fasten.
Take Drip Leak Tray and Close
![IMG20200208162532.jpg](/proxy/?url=https://content.instructables.com/FUK/ATUK/K6DRZ3JV/FUKATUKK6DRZ3JV.jpg&filename=IMG20200208162532.jpg)
Place drip leak tray over antenna and glue together.
DONE!
![Screenshot_2020-02-08-17-22-30-40.png](/proxy/?url=https://content.instructables.com/F9V/6JVM/K6DRZ3K3/F9V6JVMK6DRZ3K3.png&filename=Screenshot_2020-02-08-17-22-30-40.png)
![Screenshot_2020-02-08-17-48-54-55.png](/proxy/?url=https://content.instructables.com/F5N/BEIB/K6DRZ3K5/F5NBEIBK6DRZ3K5.png&filename=Screenshot_2020-02-08-17-48-54-55.png)
As you can see there is a significant change in the signal.
As my router is mimo (dual antenna) i have made 2 antenna`s
Goodluck if you are making one and i hope you increase youre signal!