TRX-DUO based transceiver — pt.2 Filters and amplifier module

To get working device faster i decided to just buy prebuilt modules from «60dbm» located in Kyiv Ukraine. They’re still selling their devices and deliver them fast.


LPF:

BPF:

There is no reason to use BPF in the city with LTC2208, i bought it just to prove that fact to myself 🙂

RX-TX switching board:

AMP:

It’s 100W RD100HFF based amp with schematic similar to Munin from hpsdr project and others.

Case:

I can’t recommend to buy this case, because it’s small and unhandy but it looks pretty nice.


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