PH2LB shack on the internet. - QRP SWR indicator box

Spring cleaning in my shack. While stocks last, I'm giving away sets of 2 old stock PCB's for my QRP-Labs broadcast band filter for postage cost only. Checkout: https://www.ph2lb.nl/blog/index.php?page=bc-filter and if you like it, fill in the webshop order form http://ph2lb.nl/webshop/order.php to get yours.

Mar 28, 2023

Category: General

Posted by: lex

I have added new K2 mods and articles to this website . . . . (continue reading)

Jan 18, 2023

Category: General

Posted by: lex

I'm now on HamShack Hotline 420-000-0225 (or the short number 84225)

Continue reading . . .

Dec 25, 2022

Category: General

Posted by: lex

When you want to measure output power and don't have a power or dBm meter, but do have a oscilloscope and a 50 ohm load, you good to go.

Check out this page on which I describe how to do it.

QRP SWR indicator box

Nov 28, 2018

Category: General

Posted by: lex

New mod for my uBitx. I build a HI-PER-MITE 200hz width active audio CW filter which is designed by David Cripe, NM0S (check out the interview with him on QSO Today). The schematic and working is published on the HI-PER-MITE page of the Four State QRP Group.