This is 9:1 UNUN Wide Broad-band HF transformer used for the popular “non-resonant” length END FEED wire antenna
The Trifilar wound with Enamel copper wire 1.6 mm (AWG 14) diameter to minimize the windings loss on 2 X 2.4″ (61mm) Ferrite cores .
The UnUn (1:9) is assembled and tested in range of 1 MHz to 30 Mhz with 450 Ohm non-inductive load (resistor) .
Technical specification :
Type : 9:1 unun
Frequency : 1MHz – 30MHz
Input Impedance: 50Ω
Output Impedance: 450Ω
Power Handling(CW/SSB) : 1.5KW /2KW and 3KW of peak power
Core Type : 2 X FT240-43 by Fair-rite® Co.
Wire type: Enamel copper wire 1.6mm ( AWG14)
Insulation type : PTFE
Package Contents
You get what you see.
2 X FT240-43 core by Fair-rite® winding with Enamel copper wire 1.6mm ( AWG14)
Assembled and tested.
This transformer requires a feed line choke to isolate the coax feed line
from the antenna.
SHIPPING
We ship worldwide from French by Registered Air mail with tracking number.
Your item will be shipped next business day once payment received.
Delivery time depends on destination and Customs, usually it takes about 10-25 business days.