It is my second day with v6 and I can't find how to get into the 'Control' menu. I would like to lower the power to tune up my LDG Z-11 Proll Auto tuner. Where can I find the current user manual that

I swear I had sent an email on this an hour ago... Anyway, I replaced replaced the LM338 with a switching regulator. This one was very inexpensive, less than a dollar. It is also very efficient and sm

I got my new sBitx yesterday and had it up and running with a well matched (1:1 swr multi band vertical) antenna and dummy load. Then it blew a 20 amp inline fuse from the power supply. I smelled some

just wondering what the turn time is from payment to shipment. Vince N2AIE

At one time I was considering obtaining a Butternut vertical. I held off due to lacking a source for useable default band with for each ham band. Would you happen to have that info? 73 Dave WD8AJQ SE

So appears I need new finals. So is there any guidance on the proper way to reinstall the black bar. I assume it ensures the finals are pressed against the heat sink and insulated. The middle one has

In the operating manual I see the following warning: ``` # 1. Connect the Antenna first! The antenna jack on the back must always be connected to a properly matched antenna with an SWR of less than 2

Perhaps HFSignals should consider modifying the design of the sBit to change to the switching regulator, and come up with a detailed procedure for those who already have an sBit to upgrade their hardw

Just wondering if there shouldn't be a new group just for sBitx. comments / suggestions anyone? Vince N2AIE

Request owners carrying out mods on their sBITX , to please share some images of the build PCBs. I am planning to homebrew the design and these pictures will help me with designing my own build. Charu

Hi all, My µBitX v4 (with a few mods: https://wiki.firespeaker.org/µBITX#Mods_perfomed) has been behaving oddly recently. When I key up, I get a short burst of high-power RF (around what I would expec

I received my sBitx yesterday and I could see good modulation on the swr meter. This morning there is no microphone pickup. The PTT button still works and there is good output to the dummy load when t

The microphone for the sBitx is slightly larger than the one that came with my uBitx v6. Are they otherwise interchangeable? Neither results in any audio pickup on the sBitx.

Hi, Looking to purchase a v3, V4 or v5 motherboard (prefer 3 or 5 because of v4 audio design). Best if it has not been messed with "too much". Please reach out to be via private email (also I am good

Ashhar Farhan wrote "However, the screen layout is not dynamic and rather than cutting out anything, most of the gui is stuffed in the upper left quardant. It is an easy fix to rewrite a layout() rout

Dear fellow builders, I finished my DAYLIGHT RADIO PTO today and it really works well and is very stable. One change I had to make was to take out R19 (100 ohm) because the voltage to the Oscillator w

Peeps, Many are reporting that either the finals or the LM338 is blowing up. So here are some explanations and solutions. 1. We tried many switching regulators in the last 3 years to convert 12v down

My receiver does not work. Antenna jack (J2) is shorted to ground when receiver is on. Any one had this problem? I am wondering if TX/RX relay (K9) is at fault or software?? Any suggestions please. Ja

Hi all, I got my DHL confirmation Monday, estimated delivery 7 days later, then Wednesday they said it was on the truck, out for delivery. I've not seen photos of what exactly is delivered when you or

My new sBitx works well on receive but there is a regular and predictable pattern of uniform background noise (not atmospheric noise) that varies only in intensity every few seconds. I suspect this ma