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I have two microphones (one that was sent from US support that is known good) and my original one. When the radio is on it doesnt transmit however when I bump the top of the mic or tap it the radio

Thank you for your response. I will assume the radio is working fine, as it seems to be ???I was?a bit curious about the start up noise and if this was a common occurrence for others. ?73 de

My radio has about a 1/2 second low level white noise hiss before it kicks into action. Barely audible with earbuds but a slight delay to actually working. I imagine it may depend some on your

I'm wondering if it might be lag in the agc.? I don't notice it with my lab 599, but I do with my kx3. 72 Dennis W6BFK

Thanks, it sounds like this is not an issue, just an oddity ? Sent from the all new AOL app for iOS

I have one that has noise and one that starts without. Very odd, but no other issues when operating. Roxy WE6C (YL)

Well, darn. ?Other than that, the transceiver works nicely. ?I?especially like the?CW receive filters ? Sent from the all new AOL app for iOS

Yeah, mine does that too.? Has since I bought it.? No issues with the radio, so I don't think it's a problem.

Not w mine

Gentleman, when I first turn on the Lab599, I hear a burst of static for about half a second. ?After that the radio quiets and works well. ?Is the static burst normal at start up? ?Thanks - Jack

It's not really possible due to the relay switching methods used. The radio can switch between TX and RX pretty quickly but not fast enough for genuine full break-in.

Hello group. First of all my best wishes for 2023 to everyone and to your respective QRAs. How is it possible to do Full Break-In with the TX-500 ? I couldn't find anything in the documentation or the

Sounds no good. Have a chat with John at usservice.lab599@...

I've done all the above.? Just get "Device does not respond" ERROR:3 message.? Funny thing, I have upgraded multiple times in the past without difficulty.? My TX500 was an early model, serial

G'day Brad. A few obvious things to check are 1) use the CAT cable that came with the radio, 2) depending on its version you may need to update the driver (discussed on page 25 of the manual), 3) put

I am unable to update the firmware.? I can get the radio loader ready, select the correct com port, but the firmware updater says the device is not recognized.? I have tried multiple computers and

You might try V/M to see if you load from memory

Yep, the scrambled screen looks just like that though VFO B is also scrambled so swapping VFOs didn't fix mine... Thanks for your help. Jeff, KE9V

/g/Lab599/topic/87227159#1277

I don't see that option (A < > B)... perhaps the screen scramble is obscuring it? -- Jeff, KE9V