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Tape Measure Yagi Antenna

2022-04-04 | By bekathwia

License: Attribution-NonCommercial-ShareAlike

 

 

My interpretation of this classic ham project utilizes bits of standard measuring tape steel as radials, a 1-inch PVC pipe as the pole, and 3D printed couplers to connect the radials to the pole.

For this project, you will need:

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You can print or modify my design on Tinkercad.

constructing the antenna

I followed 2m band specs I found online for the length and spacing of the tape measure pieces. Many have built these before and documented their designs. Here are the writeups I found most useful:

The driven element pieces are connected to each other with a wire folded into a hairpin shape. I sanded off the paint from the tape measure steel where I wanted to solder and connected the driven elements with the hairpin wire as well as the two parts of the coaxial cable.

You can read more about my adventures listening to satellites with this antenna on my website. To make your own, pick up the following supplies from Digi-Key:

制造商零件编号 0155-25A
RULE POWER RETURN 25'
Greenlee Communications
¥229.46
Details
制造商零件编号 CCSMA-MFB-RG174-36
COAX CBL SMA TO SMA
Crystek Corporation
¥97.22
Details
制造商零件编号 3019
THIRD HAND PANA HAND WORKSTATION
Adafruit Industries LLC
¥435.05
Details
制造商零件编号 1649
MULTI-COLORED HEAT SHRINK PACK
Adafruit Industries LLC
¥42.59
Details
制造商零件编号 RM-PL0172
3D-FUEL, STANDARD PLA, FIRE ENGI
LulzBot
¥244.35
Details
制造商零件编号 CR-10 SMART PRO
Direct Dual-Z axis 3D Printer
Shenzhen Creality 3D Technology Co., Ltd
¥3,276.78
Details
制造商零件编号 11228-00000-100
3M VIRTUA PROTECTIVE EYE 1=1PC
3M
¥16.18
Details
制造商零件编号 WBNCC633731-2OZ
NO-CLEAN FLUX CORE SOLDER, 63/37
SRA Soldering Products
¥65.34
Details
制造商零件编号 1497
SOFTWARE DEFINED RADIO USB
Adafruit Industries LLC
¥235.50
Details
Add all DigiKey Parts to Cart
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