开云体育

This sort of thing is a good argument for homemade circuit boards. I used to do it with pcb-express. I downloaded their software but did not order their boards. I would print out the copper layers

Farhan Got my second Covid shot last week. News in the US says that Biden is sending our stock of AstraZeneca vaccine to India. Not sure when though. Please be careful. We are waiting for that SDR

Ashhar, I wish you all the best. Hopefully the rest of the work will realize we still have to adhere to safe practices even though vaccines have been released and don't hesitate to get vaccinated.

Gerard, I put back-to-back diodes between pins 12 and 16 of the schematic (be careful as I have been told that does not agree with common pin numbering for the relay).? This is to protect Q90 from

My wife and I have lost six people we knew and used to see regularly - directly due to COVID-19.? Students in my department lost parents and family members... unexpectedly because they were in good

First, you have the wrong microphone. The rig is designed for an electret type mike. Second, connection to the mike is wrong. Use the schematic to show how the mike should be connected. If your

thanks all, i wish there was a hack that could fix it. some of us here even tried. i worked with a few really fabulous hams to develop an open source ventilator project that got jammed in some

Hello, I made a very big mistake on the choice of the footprint in Kicad for relays. Therefore, it cannot necessarily work. So I desoldered the relays and so I’m going to make an adapter to fix it.

Farhan: Know that you and the others are in our thoughts and prayers. 73,Jack, W8TEE

Hello, I hope the situation will improve. Normally, countries have to send aid to your country, which I think France is. We are in the 3rd confinement. This has been going on for a year. The situation

Everyone stay safe, be well. Our prayers for all to safely and quickly recover. 73s, Thomas AD6TW

Peeps The situation has been very depressing. It could have been handled much much better. The second wave has hit some of the cities very badly. They are out of beds, oxygen, drugs and vaccines. We

The news from India has been on my mind as well, check out the graph at the top: https://www.cnn.com/2021/04/26/india/india-covid-international-aid-intl-hnk/index.html As the article suggests, the US

I see in the news that India is having a severe outbreak of Covid. Hope all is well for Ashhar and all our group members in India. Tom, wb6b

Ubitx V1 ......is it?

Hi Muthu, For issue #2, the thread to read is /g/BITX20/message/55362 Diode isolation of those big 47uF caps?for Audio circuits from the 'RF' circuits. (which I only recalled after a

Andrew, In the video: https://www.youtube.com/watch?v=t6LGXhS4_O8 Go to the 10minute mark for the third step in the full calibration process (though if you did the prior steps then the frequency

Just FYI it's been sold. Thanks, Jeff KE8BLW

I bought a cheap baofeng microphone thinking that the pinout for it was correct to accommodate the wiring on the radio. Now I have no idea if that is the case or not. I bought a 4 pin microphone and

(admins please let me know if this isn't allowed) I have a uBitx v1 kit that I bought a few years ago for ~$100, I haven't had a chance to work on it so I'm putting it up for sale, $70 + $15 USPS