Here's a proposal using MMICs for the two amplifiers. It also has AGC on the audio side to give more "punch".
The input BPF is based on the WA4DSY design aid
and has a response like this:
Friday 6 February 2015
New proposed version of the Radiono TXRX
The Radiono TXRX is a fascinating design, using a bi-directional FET output mixer for RX & TX, driven by a couple of amplifiers one in each direction.
Here's a proposal using MMICs for the two amplifiers. It also has AGC on the audio side to give more "punch".
The input BPF is based on the WA4DSY design aid
and has a response like this:
Here's a proposal using MMICs for the two amplifiers. It also has AGC on the audio side to give more "punch".
The input BPF is based on the WA4DSY design aid
and has a response like this:
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