MFJ-415B, CW ADAPTER, FOR MFJ-9420/9440 SSB TRANSCEIVER
![MFJ-415B, CW ADAPTER, FOR MFJ-9420/9440 SSB TRANSCEIVER](http://mfjenterprises.com/cdn/shop/products/MFJ-415B_{width}x.jpg?v=1579276426)
Install this CW module and operate CW, a must for DXers. Provides semi-QSK break-in and sidetone.
Designed as a module for the MFJ-9420, MFJ-9440, and the MFJ-9475
Designed as a module for the MFJ-9420, MFJ-9440, and the MFJ-9475