JUMA SC-2 splitter/combiner

This splitter/combiner can be used in many applications. Eg sharing an antenna to two receivers, amplifier IMD testing etc from 500kHz to 100MHz.



RF transformer pads have plated thru holes for optional parallel trafos

Optional parallel RF transformers on bottom side for higher power

Schematics PDF
Layout top PDF
Layout bottom PDF
BOM XLS
Gerber files ZIP

Typical performance
- Frequency range 500kHz - 100MHz
- Power handling 25W with single transformers (50W with parallel transformers)
- Insertion loss almost ideal 3dB (80MHz-100MHz
abt 3.3dB)
- Isolation better than 35dB
(80MHz-100MHz better than 30dB)


Update 2024-10-15

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