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MFJ will be stopping all production in Starkville MS May 17. This is a huge bummer! A mountain of radio products are no longer going to be available.

What is the maximum safe exhaust air temperature I should see off of a 3cx1500a7 in a AL-1500? This amp has tube stack mod to keep the band switch and tank circuit area cooler, plus the fan is on the high speed setting. Also running @ 4000 volts on the plate with the upgraded 10 capacitor...

I am having an issue with the reflect meter jumping up on my ATR-30 tuner anytime the forward power is near legal limit. The tuner and antenna system are not arcing, I have heard that before when it was badly mistuned. I'm thinking the meter diodes are breaking down. Also it seems like it is...

I was running my SB 220 on 20 meters last night for 3 hours straight, approximately 15 minutes after the last keyup an arcing noise was heard and the circuit breakers opened. The short is still there with the tubes pulled. Nothing is visibly burnt and there is no burnt electronic smell (even...

Does anyone know if the RF kits B26-PA RF2K-S amplifier will run on 11 meters? Some of the newer computer controlled linears are software locked for 11. Thanks in advance.

Looking for real world experience comparing the Comet GP9 to the Diamond x700. I am currently running a GP9 and am looking to be upgrade if the x700 will be worth it.

Hello all, I have been lurking for quite awhile and finally took a few minutes to join. I have already learned a lot from this forum. A little about me: I have been in radio since 2018, starting with my General amateur license, later upgrading to Extra in early 2020. I started spending time...