My radios is off frequency on transmit and receive Shawn February 07, 2017 16:24 Depending on your radio, please verify that the +10 kHz button or switch is in the off position. Related articles SR-497HPC is off by one channel (Channel 18 is now working on 19) SR-447HPC / SR-497HPC Setup Guide SR-497HPC did not come with a fuse in the power cord is this not necessary ? How do I calibrate the SWR meter on my radio? Where can I get Frequency counter for the Stryker SR-497HPC? Comments 0 comments Article is closed for comments.