The Wisycom CSA121A, CSA121B, and CSA121T are splitter/combiners for UHF applications.
Utilizing an external power 12VDC power supply, the CSA121A provides 12V bias to all three BNC connectors.
The CSA121T becomes a smart combiner when used with the MTK982 to make up for the insertion loss.
- Small and compact splitter/combiner, stripline construction
- Wide band operation
- CSA121A:
- Supplied with 230/110 Vac power supply with locking connector (only CSA121A)
- CSA121B:
- High input power up to 2W
- CSA121T:
- High input power up to 3W
- Used with MTK982, to make up for combiner insertion loss.

What’s in the Box?
- Frequency ranges: 470 - 840 MHz
- Insertion Loss4dB
- Connector3 BNC-F
- Impedance50 Ω
- Materialaluminum
- Finishingblack varnish
- Mountingmounting plate holes (M5 screw type)
- Dimensions20 x 100 x 125 mm (HxWxD)
- CSA121A
- Max Current Thru Port: 1.5A
- Power supply: 230/110 Vac
- Max Input Power: 125mW
- CSA121B
- Max Input Power: 2W
- CSA121T
- Max Input Power: 3W