144MHz Band Pass Filter Look for an upcoming 'hack'

Look for an upcoming 'hack' to add CIV output to deliver band change info to a QRO amplifier and the Hardrock-50 simultaneously

Bands: 160

Register level access to RDA-1846S chip for advanced programming

24 hour TX with 3000mA battery pack

The FCC does not allow the commercial sale of power amplifiers that operate below 30MHz with gain in excess of 15 dB

144MHz Band Pass Filter Look for an upcoming 'hack'Cost effective bandpass filter suitable for RX and TX application up to 20W. Microstrip design constructed on FR 4 board with gold plating for low insertion loss. Uses: Before and after LNA's to reject out of band signals TX output harmonic rejection for transmitters, transceivers and transverters IF filtering for microwave transverters 144 Filter Specs: Insertion Loss: < 0. 7 dB 144 148 MHz Rejection: < 50 dB @ 288 900 MHz, < 20 dB @ 100 MHz Power: