I read somewhere that it is a programmed chip fault in the radio. These are/were two really great ht radios from radio shack (or really from icom): I'm lucky enough to know a bunch of older hams who, in one way or another, help me out as elmers.
From here, it looks like the amazon.com website says currently unavailable on the usual vhf/uhf transceivers and 10 meter radios intended for illegal cb use. Is the unit consistently shows this error 10 minutes into operation, you have a thermal error. Ham radio 2.0 goes beyond the essentials, offering a wealth of knowledge to help you expand your horizons and take your hobby to the next level.
440 mhz 70 cm amateur uhf fm transceiver. There is a problem with the chip used and the tone squelch only searches every couple of seconds for the tone. On the htx202/htx404 radios, a dead memory battery will show up as an er1 message on the display when the radio is powered up. The scanner is preprogrammed with the frequencies allocated to marine, fire/police, aircraft, ham radio, and weather services.
This error code requires that the transceiver be repaired by a radio repair service center. There is also an error 2 code (err 2) which is a pll unlock error. The usual way to find this is to use ice spray on possible components. Gain is 3.8 db over a 1/2 wave dipole, omni directional, or can be made elliptical with 5.0 db of.
To reset the radio press the side f key and the bottom. The radio features ctcss and. I know that this information helped. This is handy for quickly finding active frequencies instead of.