HARDROCK-50 Rear Panel Kit Run it with a pair

Run it with a pair of VRF2933's at 60V for 5W in

A valid Amateur Radio license is required for transmitting

Peaberry/Omnia or other SDR transceivers that use USB control for automatic band switching

Here is the circuit board to build the 100Hz to 10MHz Signal Generator project project based on the DDS-25

HARDROCK-50 Rear Panel Kit Run it with a pairOnly for Rev F or Rev G amps ie. with S N 1400 and above HobbyPCB has redesigned the Hardrock 50 rear panel PCB. The new version is form, fit and functionally compatible with the previous versions but has the following enhancements: 1. Genuine FTDI chip for no driver needed install with every version of Windows since XP 2. Opto isolators on the USB lines to prevent ground loops with SDR's 3. 5V output on pin 1 protected with a resettable fuse to power