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100K-50MHz RTL-SDR Supporting long Antenna 9:1 Impedance Transformer Balun BNC
Item description:
Size:
56*58*28mm
(
Excluding protrusions
)
RTL-SDR supporting long- antenna 9:1 impedance transformer (BALUN). Connectors with BNC.
Frequency : 100K-50MHz. Compact, easy accessibility, and QRP stations set up for outdoor use .
(
Note: do long-term outdoor use , you must use the shell silicone adhesive sealing the upper and lower lid to make processed )
Only impedance transformer , excluding long- wire antenna . Wires can use various existing wire.
The Length according to the actual environment set up, to be used at both ends of the insulator .
Package Included:
1x RTL-SDR supporting long- antenna 9:1 impedance transformer