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Re: K9HZ PA
Wayde, The attenuator on the amp is made with 1/8 W SMD resistors, so 100mW would about the most power you could drive it with. It only needs 1 mW to drive it to full power so you would have to
By Gary · #6098 ·
Re: USPS Ban on China - Follow up...
I order a lot of stuff from that part of the world. No issues or differences from usual. Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ PJ2/K9HZ Owner - Operator Big Signal
By K9HZ · #6097 ·
Re: USPS Ban on China - Follow up...
I'm curious what others in the US are seeing with orders from the usual Chinese suppliers.? I placed an order 1FEB for a bunch of little things from Aliexpress.? Everything has been sitting in
By Doug W · #6096 ·
Re: K9HZ PA
Thank-you Bill, I'm working through the build, and would like to ask; Does anyone have some guidance on a good target input drive power to configure the input pad for? I have 2 K9HZ kits and I plan
By Wayde VA3NCA/AD2GX · #6095 ·
Re: [SoftwareControlledHamRadio] T41 SDT Code Issues
Huh.... I also use a separate data server (with a hot spare... dual connections to drives that are mirrored) using Samba to backup all of my files (for my business)... and our 96TB video server in the
By K9HZ · #6094 ·
Re: RF Board update.
Bill, Did you get my note about changes to the component values for the SSB Exciter chain on the RF board? If not , I will re-send it. These changes enable the flat response and lower adjacent
By Albert Peter · #6093 ·
Re: [SoftwareControlledHamRadio] CAT
Like this? Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ PJ2/K9HZ VP2EHZ Owner - Operator Big Signal Ranch ¨C K9ZC Staunton, Illinois Owner
By K9HZ · #6092 ·
RF Board update.
BTW. the new stack of RF Boards here. have the following updates: 1. Removed all of the MF stuff but left the jumpers to CLK0 and CLK1 so that they could be driven from something else or checked
By K9HZ · #6091 ·
Re: For you designer builders...
Yeah that¡¯s where I am too¡­ Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ PJ2/K9HZ VP2EHZ Owner - Operator Big Signal Ranch ¨C K9ZC Staunton, Illinois Owner
By K9HZ · #6090 ·
Re: For you designer builders...
I was looking into this when I purchased all my parts. A lot of these devices like the Aliexpress ones don't have the matching pinouts for LMx17 - the Vi and Vo are wrong. The 78xx versions seem
By Phil Taylor · #6089 ·
Panel connectors to V11 main board
I was wondering what the preferred method is to connect the key, PTT panel jacks to a V11 board. Thanks Howard VE3HBH
By ve3hbh1@... · #6088 ·
Re: For you designer builders...
Sorry Bill, no.Glenn?Sent from my Samsung Galaxy S21 FE smartphone.
By glenn · #6087 ·
Re: For you designer builders...
Have you ever used one from aliexpress? Interested to hear if they actually work¡­ because they sell those replacements for less than what I can buy just the chips for. Dr. William J. Schmidt
By K9HZ · #6086 ·
Re: For you designer builders...
They pop up on Aliexpress for example (
By glenn · #6085 ·
Re: For you designer builders...
Hopefully Fanny and Bob brought a bottle of spirits
By JP McGinley · #6084 ·
Re: For you designer builders...
Kind-of, yes! Dr. William J. Schmidt - K9HZ J68HZ 8P6HK ZF2HZ PJ4/K9HZ VP5/K9HZ PJ2/K9HZ VP2EHZ Owner - Operator Big Signal Ranch ¨C K9ZC Staunton, Illinois Owner ¨C Operator Villa
By K9HZ · #6083 ·
Re: For you designer builders...
A great thing about the LT3045 is that you can parallel them for higher current and even lower noise (with careful PCB layout). John Bennett AE0AM
By John Bennett · #6082 ·
Re: For you designer builders...
Yep. I can get then for the same price here but I must order them for future delivery¡­ Yeah. Make some small boards and¡­ Fanny and Bob are both in the house! Dr. William J. Schmidt -
By K9HZ · #6081 ·
Re: For you designer builders...
and in 1K lots they cost $3.37 each https://www.analog.com/en/products/lt3045.html 20 mins with a PCB Design package and Fannys your Aunt !
By mk3msm · #6080 ·
Re: For you designer builders...
Yep that¡¯s the ticket! I had in the back of my brain designing a board identical to that little guy¡­ that would simply replace the regulator and there it is! I think I could do it for less
By K9HZ · #6079 ·