DSP-610 + PA Circuit Boards 063") thick with 2 oz

063") thick with 2 oz copper and emersion gold plating for good heat dissipation and maximum conductivity

The new rear panel will eliminate ground loops providing significant reduction in noise

48 hour RX

The HARDROCK-500 Amplifier Support Package allows you to take an RF Power Tools AN-1919 or other 500W amplifier deck and build a fully functional QRP to 500W Amp

DSP-610 + PA Circuit Boards 063") thick with 2 ozBase circuit board and external Power Amp board for the DSP 610 Amateur Radio project featured in the ARRL Home Brew Challenge. Build instructions, BOM, schematic, etc can be found on the project page: https: sites. google. com site dsp610constuction home