I was reading an announcement about a new POE Hat for the Raspberry Pi computer board. What caught my eye was mention of it using a "planar transformer" in the circuitry instead of a wire wrapped ferr

GA everyone! Just wanted to put out a quick note regarding Moderator response time. We currently have a couple of people who are unavailable to help out, so our response to owner/moderator questions m

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All, Everyone who attended, whether they one a prize or not, should consider that it takes a huge amount of effort and expense to put on either the in-person Ozarkcon or the virtual one like this year

Doug, Please ignore the smart alecks in the group. I'm sure there are plenty of things they may not know but are too proud to ask. One think that may not be obvious from the manual is that you can use

I think we have this one handled now folks. Sorry for all the confusion! 73, Tim N9PUZ 4SQRP Moderator Staff

Push-on, set-screw, colors... Knobs | Antique Electronic Supply (tubesandmore.com) Tim N9PUZ

Thanks for the input everyone. I think ee have it all sorted out. Back to our regular programming! 73, Tim N9PUZ 4SQRP Co-Moderator

How about a single band tube transceiver? I know because of power supplies, etc. it wouldn't be dirt cheap but I think there'd be something satisfying sitting around the glow of a little tube rig cran

Perhaps this design... http://www.n5ese.com/balun_1-1.htm Tim N9PUZ

Perhaps a bit of explanation of our rules and guidelines is in order. 4SQRP operates this list to provide a place to discuss general QRP activities, 4SQRP specific activities such as Ozarkcon, Brutus

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This outfit is good to deal with. I have refurbed some guitar amps in the past and they are a good source of knobs, some tubes, and related parts. Tim N9PUZ

EuGene, I do not see anything in the group's moderator actions log that looks like your message was deleted by an owner/moderator. Tim N9PUZ 4SQRP List Co-Moderator

I have had a Weller WES51 for several years now. Adjustable temperature. I don't think about it much -- it just works! Tim N9PUZ

Here in central Illinois the weather is starting to turn cold. The ground is frost covered most mornings although we haven't had any snow so far. Winter is normally my main building time. As usual my

Welcome Jerry! 4SQRP has grown well beyond the boundaries of the original group. I'm sure you'll have fun using the tuner. Tim N9PUZ

I will share some of the grief on this one as well. I tried to help but am not well versed in groups.io calendar event manipulation. Remember... It's a hobby!! Tim N9PUZ 4SQRP Co-Moderator

The response to my question about Polyvaricon caps has been good and I really appreciate the offers to dig through junk boxes, etc. to try and get my the parts. I did some more searching this afternoo

Greetings gang! Since it's been so hot this weekend I've been sifting through some saved notes and links. I've run across a couple of projects I'm considering and wondered where you go about buying Po

Charles and all: Regarding changing your email address and other subscription options, there is a link at the bottom of each and every email from the list that reads "Your Subscription". If you click

The "Rodeo" thread has been deleted and the original poster has been put on fully moderated status. I don't like doing that but if any subscriber isn't clever enough to follow our simple list rules th

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