[Elecraft] KPA500 for sale; delivery at HamVention

I am the second owner of a very nice KPA500. I have recently replaced the finals. The amplifier puts out full power on all bands. I am selling it to fund some microwave EME purchases. The amp is wired for 240 V ac but it is easily changed to 120 V without opening the covers. (New ceramic fuses of

[Elecraft] K3/K144XV/K3EXREF problem

Greetings, all. I have a K3 with the KSYN3A synthesizers, K3EXREF external reference option, and the K144XV internal 2-meter transverter. The K144XV also has the internal PLL lock option board installed. With this setup, I am trying to solve two problems: (1) knowing my 2-meter frequency

[Elecraft] K144XV with microwave transverters

Good morning. I have a K3 with the internal K144XV 2-meter transverter. I want to use it not just for 2 meters, but also as an IF for 903, 1296, 2304, 3456, 5760, and 10 GHz. I have built a band decoder and set the XVn displays for each band accordingly. I see that I can't set the IF for the XVn

[Elecraft] K3 internal 2-meter transverter problem

I have an older K3 (low-2000 serial number) with the K144XV internal 2-meter transverter and KXV3A module (factory-upgraded in 2014). In the September VHF contest, the first time I've used that band on that radio, I found that the transmitter is flying. It puts out 2-3 watts when keyed,

[Elecraft] KX144 questions

Greetings. I recently acquired two K3s, and this is my first post to this list. One of the K3s has the 2-meter module in it but I haven't had it on the bench to test it. Looking to get some real data on the 2-meter module. Background: I'm mainly an HF contester, but I've also been known to