Yes, Dale, the fan comes on when it sees a heavy load otherwise it is off. Mel, K6KBE

I’m happy with my two. Quiet, small size and power the gear FB. Dale, K9VUJ

You'll never be disappointed with the supplies Elecraft is offering. Before marketing that brand, the supplies were tested by Elecraft and compared with other supplies on the market, they were

I’ve got one of those, it’s the higher wattage model. The fan runs fast and noisy, plus it has such a tiny terminal board, so I have as a just in case PS. Otherwise it seems to be well

Everyone has there favorite, mine is Light Object EPS-12V29ASW. Have had them in service for over 6 years, powering my repeater floating on a battery and my K3 in the shack also floating on a

You can’t go wrong with the SS30DV, I have two here. Small and powers my gear without RFI. Dale, K9VUJ

You can't characterize either of those scenarios accurately without details of both supplies. A linear with a proper crowbar won't overvoltage the load on failure. Conversely, a switcher, depending

Friends, You will find endless arguments about which supplies are quiet and aren't, and nearly all are anecdotal. The reason the stories don't agree, for the most part, is because: 1) Almost no one

I would remind the fact that any computer in your shack has a switching power supply. To be absolutely free of switching PS, fans etc. means to return to paper log, goodbye cluster, adieu RBN... Your

This is actually quite incorrect. When a SMPS fails, what happens to the output? When a linear fails, what happens to the output? One is a whole lot less likely to fry everything attached to it.

I think that for use in the shack, where weight is not a problem, the best power supply are those traditional, cooled by a radiator, without fans. Higher stability, no rf noise, silent. Switching PS

I use a Samlex SEC-1223 with my K3S and P3. https://www.eham.net/reviews/detail/432 My only complaints are the fan noise that kicks in during RTTY RU when operating full tilt for very long (and

I use an Astron SS25m and an Astron SS30m with no issues No rf hash.

I have had good success with MFJ-4230 switching supply. Quiet RF wise. -- Anthony Luscre K8ZT Ohio Section Section Youth Coordinator & Education Outreach ARRL - The National Association For Amateur

I'm looking for a small light-weight switching power supply for a K3s and P3. Any recommendations would be welcome. What about the Elecraft Power Werx SS30DV Compact Switching Power Supply? Marsh,

My K3 started showing high SWR and lowers the output from 17M to 6M. Not present on other bands. Testing done at 50w, no ATU, into a dummy load. Both with different co-ax jumpers exhibits the

If your using the USB audio codac, make sure that there no connections to the analog I/O ports on the back.

The subject line pretty much says it all. Looking for any Elecrafters active on HF digital voice with software like FreeDV. Direct email is probably best at K9JRI at mac dot com. Very 73 - Mike -

Stumbled onto this recently. Of course use a dummy load. Curious if anyone else can reproduce this. If you try this and it damages your radio, that is your own responsibility. 1) set up RS-232 control

Hello, There is a new version of Win4K3Suite available, version 2.002. For those of you who know the software, going to version 2 doesn't necessarily mean major changes since the software has been