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Worried one day you will hook up your radio backwards and watch the magic smoke? Stop worrying by adding this low loss reverse polarity protection board to your next QRP rig. Details on how it works can be found in the Reverse Polarity Protection article.
|RPP board||RPP Kit||RPP Installed|
|Supply voltage input:||Minimum 4V (Vgsth)||Maximum 50V (Vdss)|
|Current Load:||4.25A Continous (W/ heatsink)||7A Peak|
|Typical Voltage Drop across RPP @ 13.4VDC:||3mW@60mA||56mV@820mA|
|84mV@1.3A||425mV@5.4A for 30seconds|
Download the RPP Manual and Schematic.
RPP – ReversePolarity Protection
Item: RPP Weight: .75oZ
Want to try your hand at surface mount soldering but don’t want to spend big bucks to try it? The RPP-SMT version was designed using larger surface mount parts. Afraid of loosing the really small parts? No worries! We will include 2 resistors, capacitors, and diodes in each kit!
Download the RPP-SMT-Assembly Manual and Schematic.
Item: RPP-SMT Weight: .75oZ
*** SOLD OUT ***
(more on the way!)
*** Due to the increased cost of parts for this kit, prices will be going up on the next batch! ***