Experiments 11 element 13.2 - 14.5dB Optus 3G 1920 - 2150 Mhz Yagi

Note: Experiments design was fine tuned by our resident tuning expert - Audionut

Visit the Whirlpool wiki for construction techniques

Element

NoForm

Cont.

(mm)

Interval

(mm)

Width

(mm) Notes:1 Director 0 0 209 # For the elements use 10mm tube or rod

2 Driven 32 32 73

3 Element 48 16 58 # For the boom either use: 4 Element 83 35 53 1. A non-conductive boom such as electrical 5 Element 137 54 53 plastic conduit or duct (requires support)6 Element 188 51 51 2. A 25mm aluminium tube or RHS boom7 Element 245 57 51 Elements must be insulated from the boom8 Element 295 50 50

9 Element 362 67 48 # See the wiki for conductive boom

10 Element 415 53 52 and element insulation design hints11 Element 459 44 49

# See Perites original design for dipole to coaxial cable connections

How it looks

Polar plots - Antenna Gain

Return loss - SWR

Gain - Forward Gain is blue, Front to Back ratio is red